HSS M2 Material for Gear Cutting Tools and Gear Hobs

HSS M2 material is the basic material in high speed steel. and widely used for gear cutting tools and gear hobs.

Chemical composition of M2: C-0.9, Cr-4.2, Mo-5, W-6.4, Co-0, V-1.8

Standards: Europe-HS 6-5-2, USA: AISI M2, Germany-1.3343, Sweden-SS 2722, France: AFNOR Z85 WDCV6.5.4.2, Janpan-JIS SKH51, UK-BM2

HSS M2 is a medium-alloyed high speed steel which has good machinability and a good performance and is used in a wide variety of applications.

Hardness of gear hobs with HSS M2: HRC 63-66

Coating: TiN or AP is available for hobs

Applications of HSS M2: gear cutting tools. gear hobs, shaper cutters, shaving cutters, milling cutter and broaches.