Recommended Maximum RPM

 by Blade Diameter

This is a general list - check with machine and blade manufacturer for exact data

 

Blade Diameter		Maximum rpm
Inches	Millimeters
6 1/2	165	10,000
7 - 71/2	185	9,000
8	200	8,000
8 1/4	210	7,900
8 1/2	215	7,800
9	220	7,500
10	260	6,500
12	300	5,500
14	350	4,500
15	375	4,200
16	400	4,000
17	420	3,900
18	450	3,800
20	500	3,400
22	550	3,000