China Corundum Mullite Ceramic Plate Setters, Find details about China Ceramic Grooved Batts, Ceramic Ribbed Batts from Corundum Mullite Ceramic Plate Setters
Material: | SiC : 55~70%;AI2O3+TiO3 : 13~15%;SiO2 : 18~22%;Fe2O3 : 1~1.5% K2O.Na2O.CaO.MgO:0.5~1% |
Compression strength | >400kg/cm2 |
2kg softening point under load | >1600 C |
Refractoriness | 1650 C |
Apparent porosity | <18.2~24% |
Reheating linear shrinkage | <0.5% |
Material | SiO2 :30~40% ;AI2O3:55~65%; R2O:~2%;RO :4~8% |
Compression strength | > 100kg/cm2 |
2kg softening point under load | 1350C |
Refractoriness | 1750C |
The max temperature | 1300C |