China High Alumina Casting Steel Brick for Steel Gating System, Find details about China Casting Steel Brick, High Alumina Bricks from High Alumina Casting Steel Brick for Steel Gating System
items Brand | Runner Brick | Sleeve | |||||
Alumina | Clay | ||||||
BM-60R | BM-C60R | HL-32R | BM-60V | BM-50V | HL-32V | ||
ºC Refractoriness | 37 | 37 | 32 | 37 | 36 | 32 | |
Bulk density g/cm3 | 2.50 | 2.45 | 1.90 | 2.40 | 2.15 | 1.90 | |
A.P % | 23 | 21 | 20 | 23 | 22 | 20 | |
C.C.S Mpa | 350 | 400 | 300 | 350 | 300 | 300 | |
(2kg/cm³,T2ºC) Refractoriness under load | 1500 | 1500 | 1300 | 1450 | 1400 | 1300 | |
(%)at 1000ºC Thermal expansion | 0.6 | 0.5 | 0.5 | 0.6 | 0.6 | 0.5 | |
(%) Chemical composition | Al2O3 | 63 | 60 | 34 | 63 | 51 | 64 |
Fe2O3 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | |
Applications | Special steel General steel |