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T-Max® P

Performance

Customer case: Automotive

Component:Main shaft
Material:Forged, P1.1.Z.AN (SAE 1026), 172 HB
Operation:Continuous external cut of bars, roughing and semi-finishing
+80%
Tool life

Cutting data
vc, m/min (ft/min)192 (630)
fn, mm/rev (in/rev)0.32 (0.013)
ap, mm (inch)1.2 (0.047)
 
Competitor Sandvik Coromant
Insert, ISO (ANSI)-TNMG160412 (TNMG 332) -PR
Grade-GC4425
Tool life, pcs150270
 
Result:The competitor insert has large crater wear, while GC4425 produced 80% more pieces with a stable and predictable flank wear.

Performance

Customer case: General engineering

Component:Sleeve
Material:S355J0 P.1.1.Z.AN, 220 HB
Operation:External axial, facing
+50%
Tool life

Cutting data
vc, m/min (ft/min)200 (656)
fn, mm/rev (in/rev)0.35 (0.014)
ap, mm (inch)1.5 (0.059)
 
Competitor Sandvik Coromant
Insert, ISO (ANSI)-CNMG120408 (CNMG 432) -PR
Grade-GC4425
Tool life, pcs711
 
Result:The main wear is crater wear followed by flank wear on the trailing edge. GC4425 delivered 50% more tool life with a stable and predictable wear.

Performance

Customer case: Automotive

Component:Tension wheel
Material:Forged, P2.2.Z.AN, 220 HB
Operation:Continuous external cut of bars, semi-finishing

Cutting data
vc, m/min (ft/min)440 (1444)
fn, mm/rev (in/rev)0.35 (0.014)
ap, mm (inch)1.5 (0.059)
 
Competitor Sandvik Coromant
Insert, ISO (ANSI)-CNMG120408 (CNMG 432) -PM
Grade-GC4415
Tool life, pcs150150
 
Result:The competitor insert has large crater wear and flank wear, whereas GC4415 has stable and predictable flank wear.

Performance

Customer case: General engineering

Component:Pressure roller
Material:Machined, P1.4.Z.AN (19MnV6), 205 HB
Operation:Continuous external axial, semi-finishing
+50%
Tool life

Cutting data
vc, m/min (ft/min)200 (656)
fn, mm/rev (in/rev)0.4 (0.016)
ap, mm (inch)4.0 (0.157)
 
Competitor Sandvik Coromant
Insert, ISO (ANSI)-CNMG120408 (CNMG 432) -PR
Grade-GC4425
Tool life, pcs1218
 
Result:The competitor insert wore out due to plastic deformation. GC4425 worked 50% longer with a stable and predictable wear.

Performance


Customer case: Power generation

Component:Gear ring for wind power
Material:Machined, P2.5.Z.HT (42CrMo), 285 HB
Operation:Continuous external cut of tubes, semi-finishing

 

Cutting data
vc, m/min (ft/min)200 (656)
fn, mm/rev (in/rev)0.35 (0.014)
ap, mm (inch)2.0 (0.079)
 
Existing grade GC4315 New grade GC4415
Insert, ISO (ANSI)CNMG120408 (CNMG 432) -PMCNMG120408 (CNMG 432) -PM
GradeGC4315GC4415
Tool life, pcs1718
 
Result:The main wear is flank wear. GC4315 has a clear abrasive crater and PD-impression, while GC4415 performed longer with a stable and predictable wear.

Performance


Customer case: General engineering

Component:Output shaft
Material:Machined, P2.2.Z.AN (42CrMo4), 230 HB
Operation:Continuous external axial, roughing
+33%
Tool life

 

Cutting data
vc, m/min (ft/min)200 (656)
fn, mm/rev (in/rev)0.35 (0.014)
ap, mm (inch)2.0 (0.079)
 
Existing grade GC4325 New grade GC4425
Insert, ISO (ANSI)DNMG150612 (DNMG 433) -PMDNMG150612 (DNMG 433) -PM
GradeGC4325GC4425
Tool life, pcs1.52
 
Result:The GC4325 insert wore out due to crater and flank wear. GC4425 worked longer with a stable and predictable wear.

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