... , the tolerances up to +/- 0.01mm.), high hardness , insulation, wear-resistant, high temperature-resistant, hot and cold shock-resistant. ... L.secless than10-11less than10-11less than10-117Twisting in high temperaturemm1700 degree Celsius 0.2 allowance1600 degree Celsius 0 ... .2 allowance1400 degree Celsius 0.2 allowance8Bonding in high temperature 1700 degree Celsius non-caked1600 degree Celsius non ...