TMPG_US-EN

AccuThread® T3 Speeds and Feeds | Metric

Hardness (BHN) 140 - 220 220 - 310 185 - 275 275 - 350 135 - 185 185 - 275 135 - 185

Speed (M/min)

Material

ISO

50 38 85 75 70 60 60

H Hardened Steels

Cast Iron

Grey, Ductile, Nodular

K

Wrought Aluminum

30

150 135

180

N

Cast Aluminum

30 - 180 30 - 100

75

Brass

150

52 | THREAD MILLING REFERENCE GUIDE