SPMG 07T308 UD UM25 Carbide Inserts for Drilling PVD Coated General Use

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Model: SPMG07T308UDUM25
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

SPMG 07T308 UD Carbide Inserts for Drilling in PVD Coated Grade UM25 (P25 M25 K30 S15 + NaCo3 PVD Coating) Main application, Steel & Stainless Steel, extended application Cast Iron and Hi temperature Super Alloys

Geometry UD for drilling

Dimensions for SPMG 07T308 UD UM25 (mm)

Cutting Edge Length	Inscribed Circle or Width	Thickness	Hole Dia	Corner Radius	Side Clearance
7.94	7.94	3.97	2.8	0.8	11°

General cutting parameters when for SPMG 07T308 UM25 Inserts

Material	Hardness HB	Cutting Speed VC: m/min	Feed f mm/rev
Non alloyed steel 0-0.45% C	150-250	160-250	0.06-0.18
Low alloyed steel	250-300	150-220	0.08-0.20
High alloyed steel	200	100-220	0.08-0.18
Corrosion resistant steel	200	100-200	0.08-0.16
Stainless - Ferritic	150-270	100-230	0.08-0.15
Stainless - Austenitic	150-250	70-150	0.08-0.14
Stainless - Duplex	230-260	60-130	0.08-0.13