Name: SPMG Mini Indexable Drilling Inserts For Steels & Stainless Steel
Brand: Omega
Availability: OutOfStock

Description

Cutting Data for SPMG Drills 8 - 12 mm Diameter
Materials : Stainless Steel / Steels to 45RC. (415HB)	2D		3D		4D		5D
Vc ( Surface speed m/min)	77		75		73		70
Feed per rev ( FN= Start point)	FN= 0.03 - 0.05		FN= 0.03 - 0.05		FN = 0.025 - 0.04		FN = 0.025 - 0.04
Drill Diameter	Start RPM	VF= mm/min	Start RPM	VF= mm/min	Start RPM	VF= mm/min	Start RPM	VF= mm/min
8	3060	91	2980	89	2900	72	N/A	N/A
8.5	2880	86	2810	84	2730	68	N/A	N/A
9	2720	81	2652	79	2580	64	N/A	N/A
9.5	2580	77	2510	75	2440	61	N/A	N/A
10	2450	73	2380	71	2320	58	2220	55
10.5	2330	69	2270	68	2210	55	2120	53
11	2220	66	2170	65	2110	52	2025	50
11.5	2130	63	2075	62	2020	50	1930	48
12	2040	61	1980	59	1930	48	1850	46
These are suggested start points for cutting data. Consideration must be given to workpiece material, Component and machine stability.