4JER 4JER. For Superalloy Machining. High Efficiency and Stable Machining for Heat Resistant Alloys such as Inconel.

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1 Solid End Mill For Superalloy Machining High Efficiency and Stable Machining for Heat Resistant Alloys such as Inconel Resistant to Breakage and Capable of Stable and Trochoidal Machining Long Tool Life and Stable Machining with MEGACOAT HARD Improved Chatter Resistance with Varible Helix Design

2 For Heat Resistant Alloy Machining High Efficiency and Stable Machining for Heat Resistant Alloys Such as Inconel Long Tool Life Machining with MEGACOAT HARD for Excellent Thermal Resistance 1 Resistant to Breakage Stable and Trochoid Machining with a Chip Pocket Groove and Large Core Thickness Chip Pocket for Smooth Chip Evacuation During Applications Core Thickness Comparison UP 18% Competitor A Excellent Chip Control 2 Times (In-house Evaluation) Improved Chip Evacuation Decreases Tool Deflection and Achieves Excellent Machining Precision Performance Comparison (In-house Evaluation) Cutting Distance (mm) 2,200 2,000 1,600 1, Approximately 5 Times the Cutting Distance without Defects Defects Competitor B Cutting Conditions: n = 1,200 min -1, Vf = mm/min, ap = mm Machining Diameter ø8 mm,, Wet Workpiece: Inconel 718 1

3 2 AchievesLong Tool Life and Stable Machining The MEGACOAT HARD coating technology delivers the highest hardness and thermal resistance in Kyocera s PVD coating arsenal Coating Film Property Hardness (GPa) 0 35 TiCN TiN TiAIN MEGACOAT HARD MEGACOAT Abrasion Resistance Evaluation (Cutting Distance 975 mm) Abrasion Competitor C (Abrasion 0.11 mm) 1/2 or Smaller (Abrasion 0.28 mm) ,000 1,200 1,00 Low Oxidation Onset Temperature ( C) Oxidation Resistance High Cutting Conditions: n = 1,200 min -1, Vf = mm/min, ap = mm Machining Diameter ø8 mm,, Wet Workpiece: Inconel Decreased burr High Sharpness with a Large Rake Angle Burring During (Inconel 718) Competitor D Competitor E Cutting Conditions: n = 1,200 min -1, Vf = mm/min, ap = mm Machining Diameter ø8 mm, Wet Chattering Resistance Improved Chatter Resistance with Varible Helix Design Surface in Trochoidal Machining (Inconel 718) Chatter occurance β α θ1 θ2 α β θ1 θ2 Varible Helix Varible Helix Competitor F (Equal Lead) Reduces chatter in the cut Dampening Effect Decreased Chattering with High Quality Surface Finish Cutting Conditions: n =1,200 min -1, Vf = 300 mm/min, ap = 20 mm Machining Diameter ø16 mm, Slot Width 20 mm, Wet 2

4 End Mills (Short Depth of Cut) ødc øds h5 l L Description Stock (Unit: mm) Outer Diameter Outer Diameter Corner R Flute Length Shank Diameter Overall Length Number of Flutes ø Dc Tolerance r l ø Ds L Z R R R R R R R R R R R R R R R R R R R R R R R R : Standard Stock 3

5 End Mills (Medium Length of Cut) ødc øds h5 l L Description Stock (Unit: mm) Outer Diameter Outer Diameter Corner R Flute Length Shank Diameter Overall Length Number of Flutes ø Dc Tolerance r l ø Ds L Z R R R R R R R R R R R R R R R R R R R R R R R R : Standard Stock

6 Cutting Conditions ap ap Machining Application Workpiece Material Application Depth of Cut ap ae (mm) Outer Diameter Dc (mm) ø 6 ø 8 ø ø 12 ø 16 ø 20 ae Carbon Steel / Cast Iron S5C-FC Alloy Steel SCM, SNCM Pre-hardened Steel (30~5HRC) Stainless Steel SUS30 Titanium Alloy Heat Resistant Alloy (Inconel 718, etc.) 1.5Dc 0.1Dc Dc ø12 : ap 1.0Dc Dc ø12 : ap Dc 0.1Dc Dc ø12 : ap 1.0Dc Dc ø12 : ap Dc 0.05Dc ap 0.5Dc 1.5Dc 0.05Dc ap 0.5Dc Coolant is recommended for stainless steel, titanium alloy, and superalloy. 1.5Dc 0.1Dc Dc ø12 : ap 1.0Dc Dc ø12 : ap Dc 0.05Dc ap 0.5Dc (min -1 ) 6,900 5,200,0 3,00 2,600 2,0 Feed Rate (mm/min) 1,500 1,500 1,00 1,00 1,300 1,0 (min -1 ) 5,600,200 3,300 2,0 2,0 1,700 Feed Rate (mm/min) (min -1 ) 5,300,000 3,200 2,700 2,000 1,600 Feed Rate (mm/min) 1, (min -1 ),200 3,200 2,500 2,0 1,600 1,300 Feed Rate (mm/min) (min -1 ),600 3,500 2,0 2,300 1,700 1,300 Feed Rate (mm/min) (min -1 ) 3,700 2,0 2,200 1,900 1,00 1,0 Feed Rate (mm/min) (min -1 ),0 3,600 2,900 2,00 1,0 1,00 Feed Rate (mm/min) (min -1 ) 3,500 2,0 2,200 1,900 1,00 1,0 Feed Rate (mm/min) (min -1 ),200 3,200 2,500 2,0 1,600 1,300 Feed Rate (mm/min) (min -1 ) 3,700 2,0 2,200 1,900 1,00 1,0 Feed Rate (mm/min) (min -1 ) 2,00 1,0 1,00 1, Feed Rate (mm/min) (min -1 ) 1,600 1, Feed Rate (mm/min) KYOCERA Corporation CP367 CAT/21T1603NSY