TNMG 160408L-VF CM20 Cermet Inserts for Finishing Steel and Stainless

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Model: TNMG160408L-VFCM20
Brand: APT Carbide

Shipped Weight: 8 g

Availability:

In stock, immediate despatch

APT Carbide

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

Cermet Inserts for Finish Turning of Steel and Stainless in grade CM20 (P15, M15, K15) provides superb surface finish under stable conditions resulting in excellent productivity and predictable tool life, outstanding performance when finishing Stainless.

Cermet grade CM20 is highly wear resistant and is suitable only for stable conditions with continuous cutting.

Geometry VF for Fine Finishing to Finishing Cuts.

Dimensions for TNMG 160408L-VF CM20 (mm)

Cutting Edge Length	Inscribed Circle or Height	Thickness	Hole Dia	Corner Radius	Side Clearance
15.7	8.525	4.76	3.18	0.4	0°

General Cutting parameters

Material	Hardness HB	Cutting Speed VC: m/min	Depth of Cut ap(mm)	Feed f(mm)
Non alloyed steel 0-0.25% C	150-250	250-500	1.0-3.5	0.12-0.35
Low alloyed steel	250-300	180-300	1.0-3.5	0.12-0.35
High alloyed steel	200	160-250	1.0-3.5	0.12-0.35
Corrosion resistant steel	200	230-270	1.0-3.0	0.12-0.30
Stainless - Ferritic	200	170-270	1.0-3.5	0.12-0.35
Stainless - Austenitic	180	180-240	1.0-3.0	0.12-0.30
Stainless - Martensitic	330	130-230	1.0-3.0	0.12-0.30
Grey cast iron	180	180-300	1.0-3.5	0.12-0.35
Spheroidal cast iron	160	120-200	1.0-3.5	0.12-0.35
Malleable / Tempered iron	130	160-260	1.0-3.5	0.12-0.35