What material is thimble? Does anyone know it?
The general mold ejector using high speed steel made after heat treatment is necessary. At present, many brands, commonly used with SKD61, SKH51. in 50--55. The hardness of surface hardening and nitriding. There is also a common high speed steel made thimble, used in less demanding places. Thimble market prices vary greatly. Famous manufacturers the price is higher.
The general mold ejector using high speed steel made after heat treatment is necessary. At present, many brands, commonly used with SKD61, SKH51. in 50--55. The hardness of surface hardening and nitriding. There is also a common high speed steel made thimble, used in less demanding places. Thimble market prices vary greatly. Famous manufacturers the price is higher.
Plastic mold thimble materials are SKH51, SKD61, SKD11, 65Mn, Shenzhen BOT company thimble quality good, the materials used are strict, you can get to know.
