Ceramic Insulator for plastic welding torch Material:95%Al2O3,Steatile,cordierite Colour:white,Ivory,yellow ISO9001 Ceramic Insulator for hand extrudersFeatures: low heating power, long life, good insulating properties, thermal effectsAl2O3 Technical Parameters:PorpertyUintSlimMaterial Al2O3 96%Colour white,pink,dark redDensityg/cm33.8Flexural StrengthMpa300Compressive StrengthMpa3400Modulus of ...