Mill 4-15
Double-sided shoulder milling platform
© 2013 Kennametal Inc. l All rights reserved. l Proprietary and Confidential
Mill 4-15
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Mill 4-15 double-sided shoulder millScrew-On End Mills: Ø 35 mmCylindrical End Mills: Ø 25 mm and Ø 32 mmShell Mills: Ø 40 mm to Ø 80 mmGrades:, KC520M (PVD), KC522M (PVD),KC725M (PVD), KCK15(CVD), KCPK30 (CVD), KCPM20 (CVD)
Features / Benefits:Double-sided inserts
low costs per edgestable and reliable inserts
Exact 90°shouldersPerfect step down capabilityAccurate 90°shoulders on components
Up to 15,5 mm axial depth of cutSuperior surface finish on walls and
floors
-GE
Features / Benefits
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Double-sided insert• 4 cutting edges per insert• Stable design
1 3
42
Accurate 90°shoulders:• Exact walls• No steps on walls
42CrMo4Vc = 180 m/minfz = 0,18 mmDOC = 3 mmStep = 9 mm(3 steps of 3 mm )
Up to 15,5 mm axial depth of cut• Accurate 90°walls on the
whole depth of cut
Screw-On End Mills
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Weldon End Mills
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Shell Mills
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Shell Mills
Spare Parts
Insert screwTorx Plus-
driver
Order number. Catalogue number
Insert selection Guide
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Indexable Inserts
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available December 2013
available December 2013
Recommended starting Speeds and Feeds
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Component: Engine block 3 Cylinder Material: GG25Application: Adapter flange millingMachine: GROB BZ600Body: D=63mm Z=7 60084108Insert: Mill4 Milling Insert PrototypeGrade: KC520M
Component: Engine block 3 Cylinder Material: GG25Application: Adapter flange millingMachine: GROB BZ600Body: D=63mm Z=7 60084108Insert: Mill4 Milling Insert PrototypeGrade: KC520M
ChallengeTool life improvement and cost reductionAlternative shoulder milling system.
ChallengeTool life improvement and cost reductionAlternative shoulder milling system.
SolutionApply Mill 4-15Double sided shoulder milling platform
SolutionApply Mill 4-15Double sided shoulder milling platform
Test-Parameter Vc [m/min] a)180 b)240 S=1213min-1
fz [mm] a)0,07 b)0,11 F= 918mm/min
ap [mm] 3-4 mm
dry, short chips
Test-Parameter Vc [m/min] a)180 b)240 S=1213min-1
fz [mm] a)0,07 b)0,11 F= 918mm/min
ap [mm] 3-4 mm
dry, short chips
Field-test on GG25
Doubled tool life!!!
TPR 13-95260
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Component: Carrier for dynamo machine Material: GGG50Application: Face milling screw seating areaMachine: Heller MCH250 horizontal BAZ Body: D=63mm Z=7 60084108Insert: Mill4 Milling Insert PrototypeGrade: KCPK30
Component: Carrier for dynamo machine Material: GGG50Application: Face milling screw seating areaMachine: Heller MCH250 horizontal BAZ Body: D=63mm Z=7 60084108Insert: Mill4 Milling Insert PrototypeGrade: KCPK30
ChallengeTool life improvement and cost reductionAlternative shoulder milling system.
ChallengeTool life improvement and cost reductionAlternative shoulder milling system.
SolutionApply Mill 4-15Double sided shoulder milling platform
SolutionApply Mill 4-15Double sided shoulder milling platform
Test-Parameter Vc [m/min] 160 S=960min-1
fz [mm] 0,098 F= 660mm/min
ap [mm] 5 mm
Emulsion external
Test-Parameter Vc [m/min] 160 S=960min-1
fz [mm] 0,098 F= 660mm/min
ap [mm] 5 mm
Emulsion external
Field-test on GGG50
20% higher tool life!!!
Improoved wall quality, smaller steps, higher tool life © 2013 Kennametal Inc. l All rights reserved. l Proprietary and Confidential l 12
Component: Valve for oil pipeline Material: 1.4903 / X10CrMoVNb9-1Application: Pocket milling (with pre drilling)Machine: Reiden BFR-22 SK50Body: D=50mm Z=5 Insert: Mill4 Milling Insert PrototypeGrade: KC725M
Component: Valve for oil pipeline Material: 1.4903 / X10CrMoVNb9-1Application: Pocket milling (with pre drilling)Machine: Reiden BFR-22 SK50Body: D=50mm Z=5 Insert: Mill4 Milling Insert PrototypeGrade: KC725M
ChallengeTool life improvementImproved wall qualityHigher material removal rate
ChallengeTool life improvementImproved wall qualityHigher material removal rate
Solution
MILL 4-15
Solution
MILL 4-15
Test-Parameter Vc [m/min] 170 S=1082min-1
fz [mm] 0,15 F= 812mm/min
ap [mm] 6 mm
Emulsion extern
Test-Parameter Vc [m/min] 170 S=1082min-1
fz [mm] 0,15 F= 812mm/min
ap [mm] 6 mm
Emulsion extern
Field-test 1.4903 up to 750 N/mm2
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