BINDERLESS CBN. Directly bonded nano-submicron CBN particles

Transcription

1 CAT..3/9 Sumitomo Exclusive % Pure CBN Content With No Impurities BINDERLESS CBN Worlds First CBN Directly bonded nano-submicron CBN particles Directly bonded structure (SEM image) CBN Particle 2~5nm 5nm Sumiboron Metal Binder CBN Particle ~5µm 3µm Conventional CBN sintered body Ideal for high-efficiency finishing of Titanium alloy, Co-Cr alloy, Cemented and other difficult-to-cut materials Abrasion resistance is demonstrated by excellent hardness and thermal conductivity of CBN Unsurpased dimensional accuracy and reduced surface roughness Drastically improved tool life results in optimal cost efficiency

2 Application Examples Ti-6Al-4V Turbine Disk Good wear resistance Ti-5Al-5V-5Mo-3Cr Aircraft Leg Parts Crater wear resistence ø,mm VBmax=.7in VBmax=.8in Chipping 85min(6.2mi) 33min(3.mi) Conventional 2min(.2mi) Tool Used:NU-CNGA432 Finishing :vc=46 SFM f=.4 IPR ap=.8in Wet Pure Titanium PVD Target Material High wear resistance Tool Used:NU-CNGA432 :vc=492 SFM f=.4 IPR ap=.5in Wet(High Pressure Coolant) Co-Cr Artificial alloy hip joint head Over double the tool life Can Continue vc=7 SFM Cemented vc=55 SFM VBmax=.3in 69min(9.3mi) Cutting Distance f=.492 SFM Cemented f=.246 SFM Tool Used:NU-DCGA32.52 :vc=7 SFM f=.4 IPR ap=.in Wet(High Pressure Coolant) Cemented (WC-2Co) Excellent wear resistance Tool Used:NU-VNGA332 :vc=23 SFM f=.6 IPR ap=.8in Wet Cermet Material: Injection molded parts High hardness cermet material processing 4 3 Tool Life 3 2 Tool Life 2 vc=98 SFM CBN vc=66 SFM PCD vc=55 SFM Cemented 2 Tool Used:NU-CCGA32.5 :vc=98 SFM f=.4 IPR ap=.4in Dry Phone: (8) Tool Used:NU-CNGA433 :vc=5 SFM f=.5 IPR ap=.in Dry

3 Application area (Titanium Alloy processing) Cutting Speed 66 Titanium Alloy v c (SFM) Feed Rate f (IPR) Wear resistance (Titanium Alloy processing) Easy tool life management with abrasion resistance 53 times longer than a cemented carbide tool, constant wear progression when machining at high speed.6 Flank Wear.2 Conventional CBN.8 Conventional PCD (in) (After.62mi) (After 2.8mi) (After.62mi) Part material: Titanium alloy (Ti-6Al-4V), Tool used: NU-CNGA432 :vc=492 SFM, f=.6 IPR, ap=.2in Wet(High Pressure Coolant) Processed surface roughness (Titanium Alloy processing) maintains a stable surface roughness profile, a value close to the theoretical surface roughness maintained for a long time (µm) Conventional PCD.27 (After.62mi) Rz3.6µm.2 Conventional CBN (After 2.8mi) Theoretical surface roughness -2.5 Ra4.2µm.2 Ra Conventional PCD (After.62mi) -2.5 Ra6.2µm Surface Roughness Part material: Titanium alloy (Ti-6Al-4V), Tool used: NU-CNGA432 :vc=492 SFM, f=.6 IPR, ap=.2in Wet(High Pressure Coolant) Phone: (8)

4 Application area (Co - Cr alloy processing) Cutting Speed 66 Co-Cr Alloy v c (SFM) Feed Amount f (IPR) Wear resistance (Co - Cr alloy processing) The can maintain equivalent wear resistance and high efficiency while machining at high speeds Flank Wear (in) Cermet (v f=5.9 IPM) (v f=2.4 IPM) (After.3mi) Cermet (After.3mi) (After.3mi) Part material: Co - Cr alloy (forged material), tool used: NU-VNGA332 : vc=97 SFM, f=.4 IPR, ap=.2in Wet (v f=2.4 IPM) : vc=492 SFM, f=.4 IPR, ap=.2in Wet (v f=5.9 IPM) Processed surface roughness (Co - Cr alloy processing) maintains stable machined surface roughness Ra Surface Roughness Cermet Theoretical surface roughness Cutting Image Part material: Co - Cr alloy (forged material), tool used: NU-VNGA332 : vc=97 SFM, f=.4 IPR, ap=.2in Wet : vc=492 SFM, f=.4 IPR, ap=.2in Wet 4 Phone: (8)

5 Relief Recommended Titanium Alloy Hardness(HRC) D.O.C. a p (in) Feed f(ipr) Speed v c (SFM) Ti-6Al-4V Ti-5Al-5V-5Mo-3Cr Ti-V-2Fe-3Al Co-Cr Alloy Cemented Other Co-3Cr-5Mo WC-2Co Pure Titanium Cermet Material (Iron-based metal is included in the binder) Hardness(HRC) D.O.C. a p (in) Feed f(ipr) Speed v c (SFM) Hardness(HRA) D.O.C. a p (in) Feed f(ipr) Speed v c (SFM) < SumiDia NPD is recommended for machining of cemented carbide with a hardness of 88 HRA or more. Hardness(HV) D.O.C. a p (in) Feed f(ipr) Speed v c (SFM) 3-23, -, Stock Table One use / negative (with hole) Cat. Number NU-CNGA43 NU-CNGA432 NU-CNGA433 NU-DNGA43 NU-DNGA432 NU-DNGA433 NU-VNGA33 NU-VNGA332 Stock Cutting Edges Cutting Edge Length Size(in) I.C..5.5 Hole Nose Thickness Diameter Radius One use / positive (with hole) Cat. Number NU-CCGA2.5 NU-CCGA32.5 NU-CCGA32.52 NU-DCGA2.5 Stock Cutting Edges Size(in) Cutting Hole Nose Edge I.C. Thickness Diameter Radius Length Specification of cutting edge Standard 5 NU-DCGA32.5 NU-DCGA32.52 NU-VBGA22 NU-VBGA T NU-VBGA33 NU-VBGA in NU-VCGA33 NU-VCGA :Worldwide Warehouse Item Phone: (8)

6 Sumitomo Electric, Inc. Sumitomo Electric, Inc. Headquarters Business Center Drive Mount Prospect, IL P.O. Box 545, Mt. Prospect, IL Phone: (8) Phone: (847) Fax: (847) Sumitomo Electric Tool Engineering Center 5637 S. Westridge Drive New Berlin, WI 535 Phone: (8) Indiana Branch 595 S. Emerson Avenue Suite Greenwood, IN 4643 Phone: (37) Detroit Branch 4496 Sheldon Road #23 Plymouth, MI 487 Phone: (8) Phone: (734) 45-2 Fax: (734) Huntsville Branch 67 Odyssey Drive Suite 2 Huntsville, AL 3586 Phone: (256) Fax: (256) Torrance Branch 224 South Western Avenue Suite 2 Torrance, CA 95 Phone: (8) Fax: (3) Sumitomo Cartomo Hardmetal Canada, Inc. Mexico 5 (SHMM) Research Lane Unit Av. Agauascalientes #2 Sur #2625 Guelph, Fracc. Jardines Ontario de NG las Fuentes 4T2 Canada Aguascalientes, AGS Mexico Phone: C.P (59) Phone: (844) 2-65 Fax: CAT..3/9