Conventional coating Tapping

 

Tool: Thread former
M10-6HX-InnoForm1-Z
HSSE 23/1 – Ø9.55 – ap=1.5xd
Mat.: 42CrMo4 heat treated
38.5 HRC - Rm= 1220 N/mm2
vc= 15 m/min – n=477 1/min
Outer coolant with emulsion