NTK450For Hard Turning in Continuous Cuts ｜ NTK CeramiX

The ultimate ceramic grade for finish turning of hardened materials - NTK CeramiX 450

New cost saving option for hard turning applications
Significant tooling cost reduction compared to CBN

Product video

Features

  • New TiAlN coating offers excellent wear resistance for hard turning
  • The best option when a balance of tool cost and performance is essential, like small production runs

Tooling application

Continuous hard turning cuts Hardness range: 55 to 66 HRC

Price and Performance comparison

Cutting conditions

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Grade Material Operation type Machining Cutting speed (SFM) Feed (IPR) DOC (Inch) DRY WET
NTK450 Hardened material
(HRC55-65) 		Turning Finishing 330 - 660 .003 - .006 .004 - .020 ● ●
The same conditions as current CBN

Material characteristic

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Grade Coating Density (g/cm3) Bending Strength (MPa) Hardness (Hv) Fracture Toughness (MPa・√m) Structure
NTK450 TiAlN
Specialized for NTK450		 7.5 1200 2290 5.7
Conventional Ceramic TiN 4.6 1100 2060 4.3

Wear comparison vs. CBN

Case study

Industrial robot parts
Material：
4130 ( HRC58-62 )
 Machining Dia. :φ2.36 inches
Cutting speed：
660 SFM
Feed：
.002 IPR
Depth of cut：
.004 Inch
Coolant：
WET
NTK450 TNGA331

30 pcs / corner
Competitor’s coated CBN

15 pcs / corner

NTK450 achieved double the tool life vs competitor's coated CBN.
Reduced tool cost per year by 70%.

Gear
Material：
4120H (HRC52-55)
 Machining Dia. :φ6 inches
Cutting speed：
730 SFM
Feed：
.006 IPR
Depth of cut：
.004 Inch
Coolant：
WET
NTK450 CNGA431

200 pcs / corner
Competitor’s coated CBN

200 pcs / corner

NTK450 achieved the same tool life as competitor's coated CBN.
Cut insert cost by 50% compared with CBN.

Tool holder
Material：
D2 ( HRC58-62 )
 Machining Dia. :φ2.36 inches
Cutting speed：
1,000 SFM
Feed：
.0008 IPR
Depth of cut：
.004 Inch
Coolant：
WET
NTK450 VNGA331

20 pcs / corner
Competitor’s coated CBN

20 pcs / corner

NTK450 achieved the same tool life as competitor's coated CBN.
Reduced insert cost by 30% using NTK450.

Industrial parts
Material：
1055 ( HRC58-60 )
 Machining Dia. :φ10 inches
Cutting speed：
830 SFM
Feed：
.004 IPR
Depth of cut：
.002 - .004 Inch
Coolant：
WET
NTK450 TNGA160404

16 pcs / corner
Competitor’s coated CBN

20 pcs / corner

NTK450 achieved 80% tool life of competitor's coated CBN in same cutting condition.
A 10% tool cost reduction by replacing CBN with NTK450.

Tool lineup

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Unit : 1pc/case * Unit : 10pcs/case *
Geometry EDP Item number EDP Item number Corner R Grade Dimensions (Inch)
NTK450 IC Thickness Edge preparation
5106125 CNGA 431 X03 5109186 CNGA 431 X03-10 .016 ● 1/2 3/16 .004×15°
＋
Honed edge
5106117 432 X03 5109194 432 X03-10 .031 ●
5106091 433 X03 5109202 433 X03-10 .047 ●
5106083 DNGA 431 X03 5109236 DNGA 431 X03-10 .016 ●
5106075 432 X03 5109301 432 X03-10 .031 ●
5106042 433 X03 5109327 433 X03-10 .047 ●
5106034 TNGA 331 X03 5109343 TNGA 331 X03-10 .016 ● 3/8
5106026 332 X03 5109392 332 X03-10 .031 ●
5106018 333 X03 5109418 333 X03-10 .047 ●
5106000 VNGA 331 X03 5109426 VNGA 331 X03-10 .016 ●
5105994 332 X03 5109434 332 X03-10 .031 ●
5105986 333 X03 5109442 333 X03-10 .047 ●

* Please order with EDP and Item Number that corresponds to desired package quantity .

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