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CoroTurn® TR

Stable external and internal profiling

Customer case

Finishing with CoroTurn® Hard PrimeTurning

+38%
Tool life increase
+19%
Productivity
ComponentInput shaft
MaterialH1.3.Z.HA, 16MnCr5, 60HRC (case hardened)
OperationsFinishing (Rz max. 4)
MachineEMAG VTC

Challenge: Customer looked for a solution to increase productivity and to reach higher component output.

Result: By changing to CoroTurn® TR, the customer experienced a significant increase in tool life and reduced cycle time, resulting in increased productivity.


CompetitorSandvik Coromant
Tool-C4-TR-D13HCL-27050
Insert-TR-DC1306S01515FWX  7115
vc, m/min (ft/min)100 (328)160 (524)
fn, mm/rev (in/rev)0.20 (0.008)0.30 (0.012)
ap, mm (inch)0.15 (0.006)0.15 (0.006)
Tool life, pcs216 pcs300 pcs
Customer case

Profiling with CoroTurn® TR, QS™ shanks

Workpiece materialStainless steel, M1.0.Z.AQ (200 HB)
Cutting tool, insertQS-TR-D13JCR 2020HP, D1308 2025
vc m/min (ft/min)200 (3.94)
fn mm/r (in/rev)0.18 (0.007)

When changing to the CoroTurn® TR QS shanks, a customer could machine a remarkable number of components. As a result of implementing internal over- and under coolant, significant improvements were experienced both at high and low coolant pressures.

Coolant, bar (psi)50 (725)8 (116)External
Tool life, pcs470340190
Customer case

Precision hard part turning with CoroTurn® TR

+186%
Tool life
OperationExternal precision hard part turning
ComponentTripod (Spider)
Material16 MnCrS5 (58 – 62 HRc)
ToolTR-SL-D13UCR-25
InsertTR-DC1308S01020F 7015

Challenge: The customer needed to develop an efficient solution for the external precision hard part turning. The aim was to achieve the surface finish and process capability within acceptable cost parameters.

Result:

  • Lower cost per component and better process capability
  • Consistent quality maintaining close tolerances as compared to other tools
  • Improved tool life, from 70 to 200 pieces per edge
  • Increased productivity by 31%
vc m/min (ft/min)140 (459)150 (492)
fn mm/rev (inch/rev)0.07 (0.002)0.05 (0.0019)
ap mm (inch)0.3 (0.011)0.3 (0.011)
Result

Surface finish (Ra)0.50.5
Tool life (pcs)20070
Time in cut (min)61.1627.97
Metal removal (Q)2.942.25
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