NTK Cutting Tools

Solution for Machining Plastics

For turning small parts | Y-axis holder + KM1 Insert

New Chip Control Proposal for Plastics
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Precision Machining for Plastics – Smooth Finish & Reliable Chip Control

Improved chip control with a Y-axis holder High quality surface finish with KM1
Performance
  • Applying Y-axis machining eliminates chip control issues
  • Mirror-finish polished fine grain cemented carbide ensures an excellent surface finish
Tooling application

Automatic lathe (Gang type) machining plastic materials (PEEK/PTFE, etc.)
Front turning (ISO) / Back turning / Grooving / Cut-off / Threading / Boring

Y-axis + Air
Chip Control Performance
[ Cutting condition ] Material : PEEK(φ10)   vc=80m/min f=0.05mm/rev ap=1.00mm 267 SFM .002 IPR .039 DOC
Machining Performance of NTK Carbide

Excellent surface finish using an insert featuring an up-sharp edge and polished mirror-finish for welding resistance.

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Grade Material Operation Machining Cutting speed (m/min) Cutting speed (SFM) Feed (mm/rev) Feed (IPR) DOC (mm) DOC (inch) DRY AIR
KM1 Plastic (PEEK,PTFE,etc.) Turning Roughing – Finishing 50 – 150 164 – 490 0.05 – 0.10 .002 -.004 0.5 – 3.0 .020 – .118
Medical implant
Material
PEEK
Cutting speed
(m/min) (SFM)
100 328
Feed
(mm/rev)v (IPR)
0.06 .0023
DOC
(mm) (inch)
2.50 .010
Coolant
NTK:AIR 
Competitor:DRY
KM1 VCGT11T302H No chipbreaker
80 pcs / corner
Carbide VCGT11T302 Molded chipbreaker
40 pcs / corner
Automotive component
Material
PEEK (with glass fiber)
Cutting speed
  (m/min) (SFM)
NTK:120  NTK:394 
Competitor:40 Competitor:131
Feed
  (mm/rev) (IPR)
NTK:0.08 NTK:.003
Competitor:0.05 Competitor:.002
DOC
(mm) (inch)
0.25 .010
Coolant
NTK:AIR 
Competitor:DRY
KM1 DCGT11T302H No chipbreaker
3 pcs / corner
PVD Carbide VNMG160408 Molded chipbreaker
1 pcs / corner
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