WCMX 080412 DX NK240 Carbide Inserts for Drilling PVD Coated General Use APT

Our Price:	£6.12
List Price:	~~£9.18~~
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(Exc. 20% VAT)(£7.34 Inc. VAT)

Model: WCMX080412DXNK240
Brand: APT Carbide

Shipped Weight: 12g

Availability:

Only 40 left in stock - order soon

APT Carbide

Carbide Inserts APT Brand utilising modern Base Grades, MT-CVD & PVD Coatings and proven Chip Geometries

Carbide Inserts for Drilling PVD Coated Grade NK240 (P40–M35–S15 + PVD TiAlN Coating) Main application – Steel & Stainless, extended application – Hi–Temp Alloy

Geometry DX for drilling Steel & Stainless

Dimensions for WCMX 080412 DX NK240 (mm)

Cutting Edge Length	Inscribed Circle or Width	Thickness	Hole Dia	Corner Radius	Side Clearance
8.14	12.7	4.76	5.16	1.2	7°

General Cutting parameters for WCMX 080412 DX NK240

Material	Hardness HB	Cutting Speed VC: m/min	Feed f mm/rev
Non alloyed steel 0-0.45℅ C	150-250	90-260	0.08-0.25
Low alloyed steel	250-300	80-220	0.11-0.20
High alloyed steel	200	100-220	0.14-0.25
Corrosion resistant steel	200	90-200	0.12-0.20
Stainless - Ferritic	150-270	90-200	0.11-0.18
Stainless - Austenitic	150-250	70-150	0.11-0.18
Stainless - Duplex	230-260	60-130	0.10-0.16
Stainless - Martensitic	330	60-230	0.08-0.14

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