Summary of Turning Small Tools Grooving / Cut-Off / Threading Drilling Milling 1~21 2~5 2~3 3 4 5 5 Cermet PVD Coated Cermet CVD Coated (Turning) PVD Coated (Turning) PVD / CVD Coated (Milling / Drilling) DLC Coated Ceramic CBN (Cubic Boron Nitride) PCD (Polycrystalline Diamond) Honeycomb structure CBN / Ceramic Insert Material Selection Table Grade Properties 6~21 6 6 8 1 12 14 14 15 16 17 18 19 2 1
Summary of Kyocera promotes research and development to help improve customers' productivity and profitability. Kyocera provides high-quality inserts in various grades including Cermet, Coated, Coated Super Micro Grain,, Ceramic, PCD and CBN. Turning Workpiece Material Steel (Carbon steel / lloy steel) Stainless steel / Cast steel (Gray cast iron / Nodular cast iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification P1 P1 P2 P3 P4 M1 M1 M2 M3 M4 K1 K1 K2 K3 TN61 TN61 TN61 TN61 TN Series TN62 TN62 TN62 TN62 TN6 TN6 TN6 TN9 TN9 Cermet TC Series PV Series TC6M PV72 PV9 TC6M PV72 PV9 (PV Series) PV71 PV725 PV71 PV725 PV75 (PV Series) PV71 PV72 PV71 PV72 C51 C31 C515 C6515 C315 C525 C6525 C32 C Series C555 C53 C41 C4115 C5515 C412 Coated PR Series C5525 PR93 PR15 PR125 C5535 PR93 PR125 PR1125 C455 C4515 PR1115 PR1425 PR1425 K3 KT66 Ceramic 66N PT6M KS65 CS75 KW1 GW15 KBN475 CBN KBN6M KBN9 2
Turning Coated Workpiece Material Non-ferrous Metals (luminum / Non-ferrous metals / Non-metals) Difficult-to-cut Materials (Heat-resistant alloys / Ni-base heat-resistant alloys) Hard Materials (Hardened steel / Chilled cast Iron) Sinte Steel Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 H1 H1 H2 H3 1 1 2 3 C Series PR Series HRD PR135 PR5S C6515 PR131 PR15S C6525 PR1125 PR1325 Cermet Ceramic CBN CF1 KS63 KS64 KT66 66N PT6M KBN51 KBN525 KBN9 KBN5M KBN1M KBN25M KBN3M KBN35M TN61 TN6 KBN65M KBN7M KBN57 Coated Workpiece Material Non-ferrous Metals (luminum / Non-ferrous metals / Non-metals) Difficult-to-cut Materials (Titanium / Titanium alloys) Hard Materials (Hardened steel / Chilled cast Iron) Sinte Steel Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 H1 H1 H2 H3 1 1 2 3 SW5 DLC Coated PCD KW1 GW15 PDL25 KPD1 KPD1 KPD23 KPD25 SW1 KW1 GW15 KPD1 KPD1 SW25 PVD Coated for Small Tools Workpiece Material Coated Steel (Carbon steel / lloy steel) Stainless steel / Cast steel (Gray cast iron / Nodular cast iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification P1 P1 P2 P3 P4 M1 M1 M2 M3 M4 K1 K1 K2 K3 PR Series PR15 PR93 PR1115 PR125 PR1425 PR93 PR1115 PR125 PR1425 PR1125 3
Summary of Grooving / Cut-Off / Threading Workpiece Material Cermet Coated Steel (Carbon steel / lloy steel) Stainless steel / Cast steel (Gray cast iron / Nodular cast iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification P1 P1 P2 P3 P4 M1 M1 M2 M3 M4 K1 K1 K2 K3 (PV Series) TN Series TC Series CR Series PR Series PV74 TC4N TN62 TN62 TN6 PR915 TN9 TC6M PR93 PR1115 CR925 PR63 PR125 PR1215 PR66 TN62 TN62 TN6 TN9 TC6M PR915 CR925 PR93 PR125 PR63 PR1215 PR66 PV74 TN6 TC4N PR95 PR1215 PR1515 Ceramic 65 66N PT6M KW1 GW15 Workpiece Material Non-ferrous Metals (luminum / Non-ferrous metals / Non-metals) Difficult-to-cut Materials (Titanium / Titanium alloys) Hard Materials (Hardened steel / Chilled cast Iron) Sinte Steel Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 H1 H1 H2 H3 1 1 2 3 Coated PR1215 Cermet Ceramic DLC Coated CBN PCD KW1 GW15 PDL25 KPD1 KPD1 KW1 GW15 KPD1 KPD1 65 66N PT6M KBN51 KBN525 TN6 KBN57 4
Drilling Workpiece Material Steel (Carbon steel / lloy steel) Stainless steel / Cast steel (Gray cast iron / Nodular cast iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification P1 P1 P2 P3 P4 M1 M1 M2 M3 M4 K1 K1 K2 K3 C Series C52D C6535 C415D Coated PR Series PR83 PR123 PR66 PR83 PR66 PR121 KW1 GW15 Workpiece Material Coated Non-ferrous Metals (luminum / Non-ferrous metals / Non-metals) Difficult-to-cut Materials (Titanium / Titanium alloys) Hard Materials (Hardened steel / Chilled cast Iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 H1 H1 H2 H3 PR123 KW1 GW15 KW1 GW15 Milling Workpiece Material Steel (Carbon steel / lloy steel) Stainless steel / Cast steel (Gray cast iron / Nodular cast iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Classification P1 P1 P2 P3 P4 M1 M1 M2 M3 M4 K1 K1 K2 K3 TN62M TN6 TN Series TN6 TN1M TN1M TC Series TC6M TC6M C Series C6535 C42M PR Series PR83 PR83 PR121 PR123 Cermet Coated PR1525 PR1525 PR151 KW1 GW25 Workpiece Material Non-ferrous Metals Difficult-to-cut Materials (luminum / Non-ferrous metals / Non-metals) (Heat-resistant alloys / Ni-base heat-resistant alloys) Difficult-to-cut Materials (Titanium / Titanium alloys) Hard Materials (Hardened steel / Chilled cast Iron) Cutting Range Finishing Roughing Finishing Roughing Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 S1 S1 S2 S3 H1 H1 H2 H3 C Series C6535 C6535 Coated PR121 DLC Coated CBN PCD KW1 GW25 PDL25 KPD1 KPD1 KPD23 KPD25 KW1 GW25 KPD1 KPD1 5
Cermet Features of Cermet and PVD Coated Cermet PVD Coated Cermet is coated on cermet substrate with a thin layer of high wear resistance and high adhesion resistance by PVD (Physical Vapor Deposition) technology. Generally because of the low processing temperature of PVD compa with CVD, PVD coated cermet features less deterioration and more bending strength. Classification Symbol Color Main Component (Coated Composition) dvantages and pplications TN61 Gray TiCN High wear resistant cermet due to three types of special reinforcement technology pplication: Cermet for steel machining, long tool life in high speed and continuous TN62 Gray TiCN Three types of special reinforcement technology realized the superior fracture resistance and wear resistance pplication: Stable machining of steel TN61 (Super Micro-Grain) Gray TiCN pplication: Uncoated cermet for steel P Steel K Cermet Cermet Cermet TN6 Gray TiCN+NbC pplication: Machining of steel, continuous to interruption TN62 (Super Micro-Grain) Gray TiCN pplication: Uncoated cermet for steel TN62M Gray TiCN Tough cermet for milling with excellent balance of wear resistance and toughness TN1M Gray TiCN+NbC Tough cermet with improved oxidation resistance and thermal shock resistance pplication: Milling of steel at high speed TC4N Gray TiC+TiN Good balance of wear resistance and toughness pplication: Grooving and threading of steel PV71 Gold TiCN Superior wear and adhesion resistant on the high wear resistant cermet pplication: Long tool life and stability in high speed continuous machining of steel, excellent surface PV72 Gold TiCN Superior wear and adhesion resistant on the special reinforcement cermet pplication: First choice PVD coated cermet for steel machining, high efficient machining and high quality surface finish PV71 TiCN pplication: Long tool life in steel machining (Super Micro-Grain) PV725 TiCN pplication: PVD coated cermet for steel machining (Super Micro-Grain) PV74 TiC+TiN Cermet for Grooving pplication: Excellent surface finish and longer tool life in steel grooving PV75 Cermet KYOCER is known as one of the leading manufacturer of cermets. Cermets combine toughness with superior wear resistance, and provide longer tool life and excellent surface finishes. Typical materials used in cermets are TiC, TiN, TiCN and NbC. PVD Coated Cermet ( / Cermet) TiC+TiN Heat-resistant on cermet with excellent wear resistance pplication: High speed finishing of gray and nodular cast iron 6 pplication Map Low Cutting speed High PV75 PV71 TN61 PVD Coating Reacted Gas (N2) Coating Material (Ti) (Earth) + PV72 TN62 Coated Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption PVD (Physical Vapor Deposition) Electric Gun Electric Beam (Rotation) (Revolution) Products Workpiece mounting Vacuum pump - Power Source Ion Features 1) Less deterioration 2) No loss of Bending Strength 3) Excellent Chipping resistance Processing temperature:4~6 C TN Series (Uncoated Cermet) TN61:Superior wear resistant cermet TN62:Superior fracture and wear resistance PV Series ( Cermet) PV71:Long tool life and stable machining of steel at high speed and continuous PV72:High efficiency and excellent surface finish (1st choice) Properties of PVD Coating Hardness (GPa) Low Oxidation resistance 4 35 3 TiCN 25 Low TiIN 2 TiN 15 1 4 6 8 1, 1.2 1,4 Oxidation temperature ( C) High
Hybrid Cermet Uncoated Cermet Cermet TN61 / TN62 PV71 / PV72 Three types of special reinforcement technology (Hybrid Technology) realized the superior surface finish and stability 1 Excellent surface finish Combining the conventional cermet bonded phase (nickel, cobalt) and the special high melting point metallic bonded phase Surface finish comparison Cutting Conditions: Vc=18 ~ m/min (Constant rate), ap =.5 mm f =.1 mm/rev, Wet, CNMG1244 type Workpiece Material: S1C (Internal evaluation) PV72 Minimizing softening bonded phase at cutting and high deposition resistance and excellent finishing surface quality Special reinforcement technology 1 φ49 φ High melting point hybrid bonded phase Surface Finish High speed Conventional bonded phase Low speed Good [µm] Surface Roughness (I4~I15) (Vc = 15~55 m/min) High melting point metallic bonded phase 2 Competitor Bad [µm] 1 1 5 5-5 -5-1 -1.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 [mm].5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 [mm] Excellent fracture resistance Improved strength by uniform micro grain hard phase and superior compressive stress by high melting point bonded phase. Fracture resistance improved Special reinforcement technology 2 Micro grain hybrid hard phase TN62 structure Compressive residual stress in hard phase (Internal evaluation) UP High 2% Low TN62 Inner structure 3 Excellent wear resistance Special reinforcement technology 3 High wear resistance Excellent fracture resistance with the surface-hardened layer using the gradient composition technology Good balance of stable wear resistance and fracture resistance Special Surface-Hardened Hybrid Structure TN62 structure Surface Inner Good chipping resistance and thermal shock resistance 12 Hardness (%) TN62's inner structure has high toughness and chipping resistance as well as thermal shock resistance. Surface area has higher hardness and wear resistance compa to the conventional micro grain cermet S. (see attached chart) Conventional micro grain cermet R TN62 1 Conventional S (Internal evaluation).1.2.3.4 Distance from sinte body surface mm 7
CVD Coated (Turning) CVD Coated Using Chemical Vapor Deposition coating technology, CVD coated carbide grades provide stable, efficient machining at high speeds or for heavy interrupted applications. CVD (Chemical Vapor Deposition) CH4 N2 Reactor Heater Products (Inserts) Vacuum pump Features pplicable from low to high speed machining and from finishing to roughing Stable machining is achieved due to the superior toughness and crack resistance Cutting times are uced due to good chip control from effective chipbreakers H2 TiCl4 Trap Features 1) Equally deposited on face 2) Easy application for multilayer deposition 3) Enabling thick coating Processing temperature:9~11ºc Features of CVD Coated Classification Symbol Color Coated Composition dvantages and pplications C51 Gold TiCN+l2O3+TiN Special substrate with thermal deformation resistance along with a thick and tough coating layer providing high wear resistance pplication: High speed and high efficiency steel machining C515 Gold TiCN+l2O3+TiN Improved wear resistance and stability due to special substrate with heat deformation resistance and hard and tough coating layer with reinforced interface pplication: Light interrupted machining of steel C525 Gold TiCN+l2O3+TiN Stable and long tool life machining due to special substrate with heat deformation resistance and tougher coating layer and reinforced interface pplication: Interrupted to general machining of steel C53 Gold TiCN+l2O3+TiN Special tough substrate and tough coating layer providing high stability and wear resistance pplication: General to heavy interrupted machining (stability oriented) P Steel C555 Gold TiCN+l2O3+TiN pplication: High speed continuous machining of steel, continuous to light interrupted machining of cast iron C5515 Gold TiCN+l2O3+TiN pplication: Machining of steel, continuous to light interruption C5525 Gold TiCN+l2O3+TiN pplication: For general machining of steel, roughing to interruption C5535 Gold TiCN+l2O3+TiN pplication: Roughing to heavy interrupted machining of steel Improved toughness and stability due to specialized carbide substrate with plastic deformation resistance CR925 Gold TiCN+TiN pplication: Cut-off, grooving and multi-function machining of steel M C6515 Gold TiCN+l2O3+TiN Specialized carbide substrate for machining stainless steel, excellent wear resistance pplication: Continuous machining of stainless steel Specialized carbide substrate for machining stainless steel, excellent notching resistance and toughness Stainless steel C6525 Gold TiCN+l2O3+TiN pplication: First choice for general machining of stainless steel, from finishing to roughing, continuous to interruption K C31 C315 C32 Rose Gold Rose Gold Rose Gold TiCN+l2O3+Ti base TiCN+l2O3+Ti base TiCN+l2O3+Ti base Grade for high-speed continuous machining and improved tool life through the deposition of a thickened l2o3 coating layer pplication: For finishing to roughing of gray cast iron High efficiency and long tool life For continuous to interrupted machining with a good balance of wear resistance and stability Excellent performance for machining gray and nodular cast iron For machining of nodular cast iron Improved stability with CVD layer structure with high adhesion pplication: Heavily interrupted or High-speed machining for Nodular. 1 st Recommendation for the FCD5 or higher application C41 Gold TiCN+l2O3+TiN pplication: Continuous to light interrupted high speed machining of cast iron C4115 Gold TiCN+l2O3+TiN pplication: Continuous to light interrupted machining of nodular cast iron C412 Gold TiCN+l2O3+TiN pplication: Roughing to heavy interrupted machining of nodular cast iron C455 C4515 gray gray TiCN+l2O3 TiCN+l2O3 Stable, longer tool life due to improved bonding strength of coating layers and special treatment of the surface of the top coating layer pplication: For gray cast iron and nodular cast iron at high speed in continuous to light interrupted machining Stable, longer tool life due to improved bonding strength of coating layers and special treatment of the surface of the top coating layer pplication: First choice for gray cast iron and nodular cast iron in light to heavy interrupted machining 8
1 New CVD Coated s for C3 Series Improved coating adhesion provides stable machining Strong Intra-coating dhesion Rake Face Condition (Internal evaluation) Micro Intra-coating Structure Higher adhesion by increasing bonding surface with l2o3 layer Impact-Resistant Intra-coating Structure Interface strength is increased by 2% (compa to our products), which resists boundary destruction C3 Series (C315) Competitor Cutting Conditions: Vc = 15 m/min, ap = 1.5 mm f =.3 mm/rev, Wet, CNMG12412 type, Facing, fter Withstanding 3, Impacts Workpiece Material: FCD7 (8 Grooves in Workpiece) 2 Micro TiCN Coating Provides Excellent Wear Resistance Refined Layer Structure (Pattern diagram) Coating Hardness Comparison (Internal evaluation) UP l2o3 Layer TiCN Layer Refined Layer Structure TiCN Coating Strength 2 % Coating Hardness C3 Series Conventional C3 Series Conventional 3 Unique For Various Machining pplications Gray 1st Recommendation C31 Nodular 1st Recommendation C315 Wear Resistance High Conventional K5 Grade 1st Recommendation C31 Conventional K15 Grade C315 C32 Wear Resistance High Conventional K5 Grade C31 Conventional K15 Grade 1st Recommendation C315 FCD5 or More For interrupted machining C32 Low Conventional K2 Grade Low Conventional K2 Grade Continuous pplications Interruption Continuous pplications Interruption 9
PVD Coated (Turning) PVD Coated Using a Physical Vapor Deposition coating technology, Generally because of the low processing temperature of PVD compa with CVD, PVD coated carbide features less deterioration and more bending strength. PVD coated carbide grades are coated on a very tough carbide substrate and suitable for turning. Features of PVD Coated Classification Symbol Color P Steel M Stainless steel K S Heat-resistant alloys PR915 (Super Micro-Grain) PR93 (Super Micro-Grain) PR15 PR125 PR1115 PR1215 PR1425 PR1125 PR1515 PR95 PR5S PR15S PR135 PR131 PR1325 Bluish violet Reddish gray Reddish gray Reddish gray Purple Purple Reddish green Reddish green Bluish violet gray gray Coated Composition TilN TiCN TiCN TiCN TilN TilN TilN HRD HRD Properties of PVD Coating PVD Coated Super Micro-Grain Smooth fine surface of PVD coated carbide provides good surface finish and high precision machining Stable machining with excellent toughness dvantages and pplications pplication: Stable and reliable high precision machining of steel pplication: Low machining speed, precise machining with sharp edge TiCN base PVD coated hard micro-grain carbide pplication: Turning of free-cutting steel, longer tool life achieved through anti-adhesion performance pplication: General machining of steel and stainless steel, stable and longer tool life Superior oxidation resistance with well balanced wear resistance and toughness pplication: Machining of steel and stainless steel, for grooving, cut-off and threading Superior wear and oxidation-resistant on micro-grain carbide substrate pplication: Superior adhesion resistance and longer tool life for steel and stainless steel machining New coating technology [ ] is applied. Nano thin multi-layer coating performs superior wear resistance and high oxidation resistance pplication: Various applications of machining steel, High speed machining of stainless steel, extended tool life Hard TilN base PVD coated super micro-grain carbide, superior toughness and heat resistance pplication: Finishing and light interrupted machining of stainless steel Superior wear and oxidation-resistant on micro-grain carbide substrate pplication: Light interrupted to interrupted machining of stainless steel Nano thin multi-layer coating [ ] on micro-grain carbide substrate improved wear resistance and stability pplication: Threading of stainless steel Nano thin multi-layer coating [ ] improved wear resistance and stability pplication: Medium to roughing of stainless steel and heat-resistant alloys, cut-off of stainless steel Smooth fine surface PVD coated hard carbide with plastic deformation resistance pplication: Suitable for machining gray and nodular cast iron Superior high temperature properties of special carbide substrate and excellent heat-resistance of HRD enables high wear resistance pplication: Finishing and high speed application of heat-resistant alloys Superior high temperature properties of special carbide substrate and HRD improved heat-resistance and stability pplication: Recommended for continuous to light interruption machinings and finishing of heat-resistant alloys on hard and superior heat-resistant carbide, superior wear resistance pplication: Finishing of heat-resistant alloys on hard and superior heat-resistant carbide, superior wear and oxidation resistance pplication: First choice for continuous and light interrupted machining and finishing of heat-resistant alloys on tough carbide pplication: Light interrupted machining and roughing of heat-resistant alloys Hardness (GPa) 4 35 3 25 2 15 TiCN TiN TiIN HRD 1 4 6 8 1, 1,2 1,4 Low Oxidation temperature ( o C) Oxidation resistance High 1
pplication Map Stainless steel High PR1425 PR1425 High [Vc=15~2m/min] [Vc=125m/min~] Medium Medium [Vc=75~15m/min] [Vc=5~125m/min] Low [Vc=75m/min and under] PR93 Continuous Low Light Interruption [Vc=~5m/min and under] PR93 Continuous Heavy interruption Steel Heavy interruption Light Interruption pplications pplications Cutting edge quality (Sharp edge insert) / PR1425 Competitor Competitor B 3 3 1, 3 1, <Superior edge-sharpening performance and Smooth surface> 1, <Delamination (coating peeling) and rough surface> Series ( / PR1425) shows high edge sharpening performance and adhesion resistance. (Internal evaluation) Features of PR5S / PR15S 1) Improved thermal properties help to uce sudden fracture and decrease edge wear Improved thermal conductivity by optimum distribution of WC coarse grains Resists heat concentration at the cutting edge to promote stable machining 2) Improved wear resistance with HRD coating Excellent wear resistance with high-hardness and resists boundary damage with improved thermal properties Fracture Resistance Comparison (Internal evaluation) Wear Resistance Comparison (Internal evaluation) Cutting Time: 3.5 min.3 * Competitor D could only reach 2.6 minutes. PR15S Competitor B 2 4 6 Number of impacts 8 1 verage Value of 4 Corners Cutting Conditions: Vc = 25m/min, ap = 1. mm, f =.1 mm/rev, Wet, CNMG1248 type Workpiece Material: Nickel-based Superalloy Cylindrical Workpiece with 1 Flat Face Flank wear (mm).25 Competitor PR5S.2.15 Competitor C.1 PR5S Competitor C Competitor D.5 1 2 3 4 Competitor D 5 Cutting Time (min) Cutting Conditions: Vc = 6 m/min, ap = 1. mm, f =.2 mm/rev, Wet, CNMG1248 type Workpiece Material: Nickel-based Superalloy 11
PVD / CVD Coated (Milling / Drilling) Features of CVD / PVD Coated PVD Coated ( / ) PVD coated carbide grades for milling and drilling are coated on a very tough carbide substrate. Because of the low processing temperature of PVD compa with CVD, it features less deterioration and more bending strength. CVD Coated CVD coated carbide grades provide stable, efficient machining at high speeds or for heavy interrupted applications. Ti-base (TiN, TiCN) coating with superior hardness and wear resistance or ceramic-base (l2o3) coating with high-thermal stability is applied on a tough carbide substrate. Superior fracture resistance and wear resistance. Classification Symbol Color Coated Composition dvantages and pplications P Steel PR83 Gold TilN+TiN PR123 PR1525 Reddish green C52D Gold TiCN+l2O3+TiN Improved high temperature stability and wear resistance by TilN base PVD coating pplication: Milling of steel Superior wear and oxidation-resistant on a special tough carbide substrate pplication: Stable and high feed milling and drilling of steel New coating technology [ ] is applied. Nano thin multi-layer coating performs superior wear resistance and high oxidation resistance pplication: Stable and longer tool life for milling of steel and stainless steel Combination of High toughness substrate, Coating crystal control technology and advanced layer adhesion coating allow both wear and fracture resistance pplication: 1st Recommendation for drilling of steel (at high speed application) M Stainless steel Superior wear and oxidation-resistant on micro-grain carbide substrate pplication: General machining and high feed milling and drilling of steel and stainless steel K PR121 PR151 Reddish green C415D Gold TiCN+l2O3+TiN Superior wear and oxidation-resistant coated on special carbide substrate pplication: Highly efficient stable milling and drilling of gray and nodular cast iron New coating technology [ ] is applied. Nano thin multi-layer coating performs superior wear resistance and high oxidation resistance pplication: Highly fracture resistance and wear resistance for gray and nodular cast iron Special carbide substrate for cast iron, coating crystal control technology and advanced layer adhesion coating enable superior wear resistance pplication: 1st Recommendation for drilling cast iron (at high speed application) C42M Gold TiCN+l2O3+TiN (CVD) Kyocera's unique crystal control technology and advanced layer adhesion CVD coating with superior wear resistance and toughness pplication: Milling of gray and nodular cast iron S Heat-resistant lloys Titanium lloys Reddish green Nano thin multi-layer coating [ ] improved wear resistance and stability pplication: For milling of Ni-base heat-resistant alloys, titanium alloys and precipitation hardened stainless steel S C6535 Gold Heat-resistant alloys TiCN+l2O3+TiN (CVD) High heat-resistance and wear resistance with CVD coating pplication: For milling of Ni-base heat-resistant alloys and martensitic stainless steel 12
New grade for heat-resistant alloys and difficult-to-cut materials C6535 (CVD)For martensitic stainless steel and Ni-base heat-resistant alloys (PVD)For Ni-base heat-resistant alloys, titanium alloys and precipitation hardened stainless steel Suitable for variety of workpiece materials! Stable machining by preventing sudden insert fracture Suitable for high-efficiency machining New Development High Toughness Substrate C6535 For martensitic stainless steel and Ni-base heat-resistant alloys High heat resistance and wear resistance with CVD coating Improved stability due to thin layer coating technology Smooth TiN layer Smooth & less adhesion improved stability Tough -l2o3 layer Prevents oxidation and wear of coating layer due to high heat-resistance of aluminum oxide Special Interlayer Prevents peeling of coating layer Ultra Fine TiCN layer High aspect ratio and micro columnar TiCN coating layer improves abrasive wear resistance For Ni-base heat-resistant alloys, titanium alloys and precipitation hardened stainless steel Stable and longer tool life by special nano thin multi-layer coating [ ] base multi-layer composition Tool Life Comparison Flank wear (mm) Ni-base heat-resistant alloys.4.35.3.25.2.15.1.5. Competitor (CVD) Competitor B (CVD) Fracture Cutting Time (min) KYOCER C6535 5 1 15 2 25 <Cutting Conditions> Vc=5m/min, ap=1.mm, fz=.15mm/t, Wet (Internal evaluation) Martensitic stainless steel <Cutting Conditions> Vc=3m/min, ap=2.mm, fz=.2mm/t, Wet (Internal evaluation) Longer tool life and more stable machining than competitors! Flank wear (mm).4.35.3.25.2.15.1.5. 5 1 15 2 25 Cutting Time (min) Competitor (CVD) Competitor B (CVD) KYOCER C6535 13
Features of Uncoated tungsten carbide grade is used in a variety of applications due to its superior mechanical properties. Features KW1: Suitable for machining cast iron with high hardness and toughness GW15,GW25 : Suitable for machining non-ferrous metals and non-metals SW series : Suitable for machining of titanium and titanium alloy Classification Symbol Color Main Component dvantages and pplications N Non-ferrous Metals S Heat-resistant alloys KW1 Gray WC+Co GW15 Gray WC+Co GW25 Gray WC+Co SW5 Gray WC+Co SW1 (Made to order) SW25 (Made to order) Gray Gray WC+Co WC+Co ISO identification symbol K carbide (K1 relevant) pplication: Machining cast iron, non-ferrous materials and non-metals ISO identification symbol K carbide (K1 relevant), tough micro-grain carbide pplication: Machining cast iron, non-ferrous materials and non-metals ISO identification symbol K carbide (K3 relevant) pplication: Milling operations of aluminum ISO identification symbol K carbide (K5 relevant) pplication: Titanium alloys for continuous machining and finishing ISO identification symbol K carbide (K1 relevant) pplication: Titanium alloys for continuous and light interrupted machining ISO identification symbol K carbide (K25 relevant) pplication: Titanium alloys for interrupted and light interrupted machining DLC Coated DLC Coated DLC (Diamond-Like Carbon) Coated is coated on carbide substrate with a thin layer of amorphous carbon. Features High Hardness with Kyocera s Proprietary Hydrogen-free DLC Coating Excellent surface finish achieved through anti-adhesion performance Features of DLC Coated Classification Symbol Color N Non-ferrous Metals PDL25 Rainbow color Coated Composition C dvantages and pplications High Hardness with Kyocera s Proprietary Hydrogen-free DLC Coating pplication: Long tool life and stable machining of aluminum alloys Properties of DLC Coating High Hardness with Kyocera s Proprietary Hydrogen-free DLC Coating 12 1 Diamond Superior adhesion resistance Minute adhesion dhesion Hardness (GPa) 8 6 4 2 PDL25 Competitor B Hydrogen-free DLC Coating Competitor DLC Coating with Hydrogen PDL25 Competitor Cutting Conditions:Vc=8m/min, fz=.1mm/t, ap ae=3 5mm, Dry, Cutter Dia. φ25mm Workpiece Material:552 Cutting length:57m (Internal evaluation) 2 4 6 8 1, Young s Modulus (GPa) 14
Low Cutting speed High Low Cutting speed High Low Cutting speed High Ceramic Ceramic Ceramics inserts are capable of machining at high speeds. Recommended for hard turning of hardened steel or rough to finish turning of cast iron and heat-resistant alloys. Features Excellent wear resistance enables high speeds machining of cast iron Ceramic maintains good surface finishes due to the low affinity to workpiece materials Silicon nitride ceramic can machine cast iron with coolant due to its superior thermal shock resistance Features of Ceramic Classification Symbol Color K K H Hard Materials S Heat-resistant alloys Main Component (Coated Composition) Coating Layer K3 White l2o3-17.5 4. 75 KS65 Gray Si3N4-15.6 8. 1,2 CS75 Grayish white Si3N4 (Special l2o3 COT) Thin coating KT66 Black l2o3+tic - 2.1 4.1 98 66N PT6M Gold l2o3+tic (TiN COT) l2o3+tic () Thin coating Thin coating Hardness of Fracture Toughness Substrate (GPa) (MPa. Transverse dvantages and pplications m 1/2 ) Strength (MPa) luminum Oxide ceramic (l2o3) pplication: Finishing of cast iron at high cutting speeds without coolant Silicon nitride ceramic (Si3N4) pplication: Roughing and interrupted machining of cast iron. Focusing on stability. (with or without coolant) 15.6 8. 1,2 Silicon nitride ceramic (Si3N4)+CVD Coated (Special l2o3 COT) pplication: Finishing and continuous machining, and high speed and high efficient machining. (with or without coolant) 2.1 4.1 98 2.1 4.1 98 KS63 Gray SilON - 15.2 6. 6 KS64 Brown SilON - 16.7 7. 9 luminum Oxide and Titanium ceramic (l2o3+tic) pplication: Semi-roughing to finishing of cast iron, and hard materials TiN PVD coated luminum Oxide and Titanium ceramic (TiN coated l2o3+tic) pplication: Semi-roughing to finishing of hard materials Heat-resistant on luminum Oxide and Titanium ceramic ( l2o3+tic) pplication: Semi-roughing to finishing of cast iron, hard materials and hardened roll materials SilON Ceramic with superior wear resistance and high resistance against boundary wear pplication: Finishing to medium machining of heat-resistant alloys High stability SilON ceramic with wear resistance and fracture resistance pplication: Roughing of heat-resistant alloys pplication Map Hard Materials Heat-resistant alloys K3 CS75 PT6M CF1 PT6M KT66 KS65 66N KS63 KT66 KS64 Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption High-Temperature Hardness Hardness (GPa) (Hv) 28 24 2 16 l2o3+tic Ceramic l2o3 Ceramic 12 High Speed Steel Cermet 8 Properties of PVD Coating Hardness (GPa) 4 35 3 25 2 15 TiCN TiIN TiN 1 4 6 8 1, 1.2 1,4 4 2 6 1, 1,4 Temperature ( C) Low Oxidation temperature ( C) Oxidation resistance High 15
CBN (Cubic Boron Nitride) Features of CBN Classification Symbol Color ve. grain size (μm) CBN Hardness of Substrate (GPa) Transverse Strength (MPa) KBN51 Black 2 28 1, CBN (Cubic Boron Nitride) is second only to diamond in hardness, and is a synthetically produced material with high thermal conductivity. Features Superior wear resistance when machining hard materials Suitable for high speed machining of hard materials, sinte steel and cast iron High thermal conductivity provides stable machining dvantages and pplications Excellent wear resistance and crack resistance, non-coated CBN pplication: Finishing and continuous machining of hardened die steel H Hard Materials KBN525 Black 1 and under 25 1,25 pplication: General purpose for hardened steel KBN5M ().5-1.5 27 1, Heat-resistant on highly heat-resistant CBN substrate pplication: High speed finishing of hardened steel KBN1M 2 28 1, pplication: High speed finishing of hardened die steel () KBN25M () 1 and under 25 1,25 Heat-resistant on micro-grain CBN with heat-resistant binder phase pplication: Stable machining of hardened steel at high cutting speeds KBN3M 1-4 3 1,35 pplication: Stable machining of hardened steel for continuous to interrupted machining () KBN65B Black 2 32 1,15 pplication: Stable machining of sinte steel (ferrous sinte alloy) at low speed Sinte Steel K High CBN content ratio KBN57 Black 2-4 34 1,35 pplication: Machining of sinte steel (preventing burr formation) KBN65M () 2 32 1,15 Heat-resistant on CBN with heat-resistant binder phase pplication: Stable machining of sinte steel (ferrous sinte alloys) KBN7M () 2-4 34 1,35 Heat-resistant on CBN rich substrate pplication: Stable machining of sinte steel (ferrous sinte alloys) Excellent wear resistance due to high CBN content and special binder KBN475 Black 2 39 1,4 pplication: High speed machining of gray cast iron KBN6M ().5-6 33 1,25 Heat-resistant on CBN rich substrate with hard binder phase pplication: High speed finishing of gray cast iron KBN9 (TiN COT) For KBN35M, see page 18 CBN Properties of PVD Coating Hardness (GPa) 4 35 TiCN 3 25 TiIN 2 TiN 15 1 4 6 8 1, 1.2 1,4 Oxidation temperature ( C) Gold 9 31 63 TiN coated solid CBN pplication: Heavy duty, interrupted machining and finishing of hardened steel, hardened roll steel and cast iron dvantages of Longer tool life and high speed machining due to superior heat resistance and hardness Stability improvement through prevention of crater wear (oxidation, diffusional wear) High thermal stability and surface smoothness provide excellent surface finish Low Oxidation resistance High pplication Map Hard Materials Low Cutting speed High KBN5M KBN1M KBN25M KBN3M KBN35M Finishing Medium Roughing Continuous Light Interruption Interruption Heavy interruption Sinte Steel Low Cutting speed High KBN7M KBN57 KBN65B Finishing Medium Roughing Continuous Light Interruption Interruption Low Cutting speed High KBN475 KBN9 KBN6M Finishing Medium Roughing Continuous Light Interruption Interruption 16
PCD (Polycrystalline Diamond) PCD (Polycrystalline Diamond) PCD (Polycrystalline Diamond) is a synthetic diamond sinte under high temperatures and pressures. Features pplicable for milling of non-ferrous metals and non-metals No edge build-up provides high precision machining Diversified applications for machining of non-ferrous metals and non-metals Finished surface will be rainbow colo (Because of polycrystalline diamond, a mirror-like finished surface will not be obtained) Features of PCD Classification Symbol ve. grain size (μm) dvantages and pplications N Non-ferrous Metals KPD1.5 KPD1 1 KPD23 2-3 Super Micro-Grain PCD features cutting edge strength, wear resistance, fracture resistance, good edge-sharpening performance and longer, stable tool life pplication: High speed machining of aluminum alloys, brass, non-ferrous metals and non-metals including plastics, and carbide Good wear resistance and toughness, good grindability pplication: High speed machining of aluminum alloys, brass, non-ferrous metals and non-metals including plastics, and carbide Superior abrasive wear resistance and toughness due to high density PCD with mixed rough and fine grains pplication: High speed machining of aluminum alloys, brass, non-ferrous metals and non-metals including plastics KPD25 (Made to order) 25 Superior wear resistance due to rough grain PCD (25μm) pplication: High speed machining of high silicon aluminum alloy and machining of carbide pplications Workpiece Material Non-ferrous Metals (luminum / Non-ferrous metals / Non-metals) Difficult-to-cut Materials (Titanium / Titanium alloys) Cutting Range Finishing Roughing Finishing Roughing Classification N1 N1 N2 N3 S1 S1 S2 S3 KPD1 KPD1 Turning Milling PCD KPD23 KPD1 KPD1 KPD25 pplication Map KPD1 KPD1 Low Wear Resistance High KPD23 Surface roughness Ra(μm) Surface Finish Roughness Comparison of luminum Machining 2 1.5 1.5 (Internal evaluation) Excellent surface finish provided by Super Micro-Grain KPD1 ve. grain size:.5µm Surface finish of conventional PCD ve. grain size: 1µm Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption Conventional Conventional B Competitor C KPD1 (Grain size affects surface finish quality) 17
Low Cutting speed High Low Cutting speed High Honeycomb structure CBN / Ceramic Honeycomb structure CBN / Ceramic Honeycomb structure is the high structural controlled composite material consisting of a hard and superior wear-resistance core (gray portion) and a tough shell (white portion). Features Honeycomb structure CBN / Ceramic combine a hard, wear-resistant core and a tough shell into one insert. The tough shell stops cracks that form in the core. CBN is suitable for interrupted machining of exceptionally hard material and ceramic is suitable for heat-resistant alloys Core Shell Features of Honeycomb structure CBN / Ceramic Classification Symbol Color H Hard Materials KBN35M Main Component CBN dvantages and pplications Honeycomb structure CBN composite material consisting of wear resistant CBN (core) and tough CBN (shell) Heat-resistant on tough Honeycomb structure CBN pplication: Stable machining of hardened steel at interrupted machining S CF1 Gray Ceramic Heat-resistant alloys Honeycomb structure ceramic composite material consisting of wear resistant ceramic (core) and tough ceramic (shell) pplication: Machining of heat-resistant alloys like Ni-base heat-resistant alloys KBN35M ( Honeycomb structure CBN) Tough CBN (shell) prevents crack growth Wear-resistant CBN (core) KBN35M Conventional CBN Competitor CBN B Conventional CBN Competitor CBN C Tough CBN (shell) 5, 1, 15, 2, 25, 3, 35, 4, Number of impacts (Internal evaluation) pplication Map Hard Materials Heat-resistant alloys KBN5M CF1 KBN25M KS63 KBN1M KBN3M KBN35M KS64 Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption Heavy interruption Low Fracture resistance (Toughness) High Continuous Light Interruption Interruption 18
Insert Material Selection Table Cut-Off Boring Small Tools Turning Threading Grooving Cut-Off pplications Cutting Range P M K N S H Sinte Steel Stainless steel Gray Nodular Non-ferrous Metals Heat-resistant alloys Titanium alloys Hard Materials Steel Finishing TN61 TN61 KBN475 TN62 TN62 KBN6M CF1 KT66 TN6 TN6 K3 TN6 KS64 66N TN61 PV71 PV72 PV75 PV75 KPD1 KW1 PT6M TN6 PV71 C6515 C555 C555 KPD1 C6515 KPD1 KBN5M PV72 C6525 C31 C31 PDL25 C6525 KPD1 KBN1M KBN57 C51 PR1125 C315 C315 KW1 PR5S SW5 KBN25M KBN7M C515 C32 PR15S SW1 KBN3M C525 SW25 KBN35M Roughing C53 KBN9 Finishing TN61 TN61 TN62 PV71 TN62 TN61 PV71 PV72 C31 C31 KPD1 C6515 KPD1 KBN5M TN6 PV72 PR93 C315 C315 KPD1 PR1125 KPD1 KBN1M PR93 PR125 KW1 C32 PDL25 KW1 KBN25M KBN57 PR15 KW1 KW1 KBN3M KBN7M PR125 PR1425 Roughing Large TN61 TN61 TN62 PV71 TN6 KBN475 PV71 C6515 KBN6M PT6M TN61 PV72 C6525 PV75 PV75 KPD1 C6515 KPD1 KBN5M TN6 C515 PR125 C31 C31 KPD1 C6525 KPD1 KBN1M C525 PR1125 C315 C315 PDL25 PR1125 KW1 KBN25M KBN57 C53 KW1 C32 KW1 SW5 KBN3M KBN7M PR125 PR93 KW1 PR1425 PR93 Small Large CR925 CR925 PR93 PR93 PR915 PR915 KW1 KW1 PDL25 KW1 KW1 PR1215 PR1215 PR1215 PR1215 KW1 - - PR66 Small PR66 PR66 (Depends on the workpiece material) PR125 PR125 KW1 KW1 PDL25 KW1 KW1 KW1 PR125 - - Glossy finish TC4N TC4N TN62 TN62 TN9 TN9 PR95 PR95 KPD1 PR915 KPD1 KBN51 TC4N PV74 PV74 PR1215 PR1215 PDL25 KW1 KW1 KBN525 PR93 PR93 KW1 KW1 KW1 PR1215 PT6M KBN57 PR1115 PR1115 GW15 GW15 GW15 PR1215 PR1215 Stable Glossy finish TC6M TC6M KW1 KW1 KW1 KW1 KW1 PR1515 PR1115 PR1115 GW15 GW15 GW15 GW15 GW15 - PR1115 PR93 PR93 Stable Wear Resistance C52D C415D PR66 PR121 PR121 KW1 KW1 PR123 PR83 KW1 KW1 GW15 KW1 - - PR83 GW15 Toughness Finishing KPD23 C6535 KPD23 TN1M C6535 KPD1 KPD1 TN62M PR121 PR121 KPD1 KW1 PR1525 PR151 PR151 PDL25 PR95 - - PR123 PR83 KW1 KW1 KW1 PR121 Roughing PR83 GW25 Highlighted materials are recommended choice. Drilling Milling Bore Dia. Cutting Dia. 19
Grade Properties Cermet Symbol Color Main Component Coating Layer Ratio Hardness of Substrate (HV) (GPa) Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) TN61 Gray TiCN - 6.6 1,75 17.2 6. 2,1 TN62 Gray TiCN - 6.9 1,55 15.2 9. 2,5 TN62M Gray TiCN - 6.9 1,55 15.2 9. 2,5 TN61 Gray TiCN - 6.5 1,7 16.7 7. 2, TN62 Gray TiCN - 6.4 1,5 14.7 1. 2,5 TN6 Gray TiCN+NbC - 6.6 1,6 15.7 9. 1,76 TN9 Gray TiCN+NbC - 6.4 1,45 14.2 1. 1,96 TN1M Gray TiCN+NbC - 6.7 1,52 14.9 1.5 1,86 TC4N Gray TiC+TiN - 6. 1,65 16.2 9. 1,57 TC6M Gray NbC - 8.1 1,5 14.7 1.5 1,67 PVD Coated Cermet Symbol Color Coated Composition Coating Layer Ratio Hardness of Substrate (HV) (GPa) Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) PV71 Gold Thin coating 6.6 1,75 17.2 6. 2,1 PV72 Gold Thin coating 6.9 1,55 15.2 9. 2,5 PV75 Thin coating 6. 1,65 16.2 8.5 1,47 PV71 Thin coating 6.5 1,7 16.7 7. 2, PV725 Thin coating 6.4 1,5 14.7 1. 2,5 PV74 Thin coating 6. 1,65 16.2 9. 1,57 PV72 Gold TilN+TiN Thin coating 6.4 1,5 14.7 1. 2,5 PV9 Gold TiN Thin coating 6.4 1,45 14.2 1. 1,96 CVD Coated Symbol Color Coated Composition Coating Layer Ratio Hardness of Substrate (HV) (GPa) Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) C31 Rose Gold TiCN+l 2O 3+Ti base Thick coating 15. 1,57 15.4 12. 2,78 C315 Rose Gold TiCN+l 2O 3+Ti base Thick coating 15. 1,57 15.4 12. 2,78 C32 Rose Gold TiCN+l 2O 3+Ti base Thick coating 15. 1,57 15.4 12. 2,78 C415D Gold TiCN+l2O3+TiN Thick coating 15. 1,57 15.4 12. 2,78 C42M Gold TiCN+l2O3+TiN Thick coating 14.5 1,6 15.8 13. 3,4 C41 Gold TiCN+l2O3+TiN Thick coating 14.8 1,72 16.8 9. 2,45 C4115 Gold TiCN+l2O3+TiN Thick coating 14.7 1,55 15.2 12. 2,75 C412 Gold TiCN+l2O3+TiN Thick coating 14.7 1,55 15.2 12. 2,75 C455 gray TiCN+l2O3 Thick coating 15. 1,79 17.5 9.5 2,35 C4515 gray TiCN+l2O3 Thick coating 15. 1,57 15.4 12. 2,78 C51 Gold TiCN+l2O3+TiN Thick coating 14.5 1,47 14.4 11.5 2,5 C515 Gold TiCN+l2O3+TiN Thick coating 14.4 1,44 14.1 12.5 2,65 C52D Gold TiCN+l2O3+TiN Thick coating 14.7 1,37 13.4 16. 3,1 C525 Gold TiCN+l2O3+TiN Thick coating 14.2 1,36 13.3 13.5 2,75 C53 Gold TiCN+l2O3+TiN Thick coating 13.9 1,34 13.1 14.5 2,85 C555 Gold TiCN+l2O3+TiN Thick coating 14.7 1,73 17. 1. 2,54 C5515 Gold TiCN+l2O3+TiN Thick coating 14.7 1,55 15.2 12. 2,75 C5525 Gold TiCN+l2O3+TiN Thick coating 14.5 1,4 13.7 12. 2,78 C5535 Gold TiCN+l2O3+TiN Thick coating 14.1 1,34 13.1 16.5 2,97 C6515 Gold TiCN+l2O3+TiN Thin coating 14.7 1,53 15. 12. 2,78 C6525 Gold TiCN+l2O3+TiN Thin coating 14.7 1,37 13.4 16. 3,1 C6535 Gold TiCN+l2O3+TiN Thin coating 14.3 1,32 12.9 16. 3,7 CR925 Gold TiCN+TiN Thick coating 14.5 1,4 13.7 12. 2,78 2
PVD Coated Symbol Color Coated Composition Symbol Color Main Component Ratio Hardness of Substrate (HV) (GPa) Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) KW1 Gray WC+Co 15. 1,65 16.2 1. 1,47 GW15 Gray WC+Co 14.7 1,7 16.7 11. 3, GW25 Gray WC+Co 14.5 1,6 15.8 13. 3,4 SW5 Gray WC+Co 15. 1,79 17.5 9.5 2,35 SW1 Gray WC+Co 14.8 1,72 16.8 9. 2,45 SW25 Gray WC+Co 14.7 1,37 13.4 16. 3,1 DLC Coated Symbol Color Coated Composition Coating Layer Coating Layer Ratio Hardness of Substrate (HV) (GPa) Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) PDL25 Rainbow color C Thin coating 14.5 1,6 15.8 13. 3,4 Ratio Hardness of Substrate Fracture Toughness Transverse Strength (MPa m 1/2 ) (MPa) PR5S gray HRD Thin coating 15. 1,75 17.2 8. 2, PR15S gray HRD Thin coating 14.9 1,68 16.5 9. 2,4 PR63 Gold TiN Thin coating 12.5 1,5 14.7 11. 2,16 PR66 Gold TiN Thin coating 13.7 1,45 14.2 13. 2,25 PR83 Gold TilN+TiN Thin coating 13.7 1,45 14.2 13. 2,25 PR95 Bluish violet TilN Thin coating 14.8 1,72 16.8 9. 2,45 PR915 Bluish violet TilN Thin coating 14.1 1,7 16.7 11. 4,14 PR93 Reddish gray TiCN Thin coating 14.1 1,7 16.7 11. 4,14 PR15 Reddish gray TiCN Thin coating 14.9 1,8 17.6 1. 3,3 PR125 Reddish gray TiCN Thin coating 14.5 1,6 15.8 13. 3,4 PR1115 Purple TilN Thin coating 14.7 1,7 16.7 11. 3, PR1125 Purple TilN Thin coating 14.5 1,6 15.8 13. 3,4 PR121 Thin coating 14.8 1,72 16.8 9. 2,45 PR1215 Thin coating 14.7 1,7 16.7 11. 3, Thin coating 14.5 1,6 15.8 13. 3,4 PR123 Thin coating 13.7 1,45 14.2 13. 2,25 PR135 Thin coating 15. 1,79 17.5 9.5 2,35 PR131 Thin coating 14.8 1,72 16.8 9. 2,45 PR1325 Thin coating 14.7 1,37 13.4 16. 3,1 PR1425 Thin coating 14.5 1,6 15.8 13. 3,4 PR151 Reddish green Thin coating 14.8 1,72 16.8 9. 2,45 PR1515 Reddish green Thin coating 14.7 1,7 16.7 11. 3, PR1525 Reddish green Thin coating 14.5 1,6 15.8 13. 3,4 Reddish green Thin coating 14.3 1,32 12.9 16. 3,7 (HV) (GPa) 21