... flux of rare metal oxide.Using the high strength organic/inorganic bond to felt together,and ... 3.6 g/cm3ROHS Hardness HRA≥85Compressive Strength≥850 MpaFracture Toughness KΙC ≥4.8MPa• ... m1/2Bending strength≥290MPaCoefficient of thermal conductivity :16W/m.KCoefficient ... Eletricity ,steel,smelt,mechanism,colliery,mine,chemical,cement,oil field ,will choose the different products according ...