CNMG 090308 MMN M250 Carbide Inserts for Turning PVD Coated for Stainless

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(Exc. 20% VAT)(£5.11 Inc. VAT)

Model: CNMG090308MMNM250
Brand: APT Carbide

Shipped Weight: 6 g

Availability:

Only 30 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 Turning PVD Coated Grade M250 (P35-M25-S15 + PVD TiN+TiAlN Coating) Main application - Stainless Steel, extended application - High Alloy Steel

Geometry MMN for General Machining of Stainless

Dimensions for CNMG 090308 MMN M250 (mm)

Cutting Edge Length	Inscribed Circle or Height	Thickness	Hole Dia	Corner Radius	Side Clearance
9.7	9.52	3.18	3.81	0.8	0°

General Cutting parameters

Material	Hardness HB	Cutting Speed VC: m/min	Depth of Cut ap(mm)	Feed f(mm)
Non alloyed steel 0-0.45% C	150-250	130-250	1.0-3.8	0.22-0.35
Low alloyed steel	250-300	60-180	1.0-3.8	0.22-0.35
High alloyed steel	200	80-200	1.0-3.5	0.22-0.32
Corrosion resistant steel	200	100-200	1.0-3.5	0.22-0.32
Stainless - Ferritic	200	120-250	1.0-3.5	0.22-0.32
Stainless - Austenitic	180	100-220	1.0-3.5	0.22-0.32
Stainless - Duplex	230-260	40-100	1.0-3.0	0.22-0.30
Stainless - Martensitic	330	55-75	1.0-3.0	0.22-0.30

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