Welcome to the official website of Minmetals East!
+86 19003917627
chuck@minmetalseast.com
Minmetals East
Contact person：Chuck
Phone：+86- 19693158686
Email：chuck@minmetalseast.com
Address：Western industrial Zone, Zhongzhan District, Jiaozuo City. Henan Province. P. R China
Low-cement castables are used, with the addition of melt-extractable heat- resistant stainless steel fibers to improve the material’s spalling resistance, impact resistance, and overall integrity. These are applied in areas such as the furnace door, charging port, and large furnace roof.
Items
XCGJ—70
XCGJ—60
XCGJ—55
Al2O3 （%）≥
70
60
55
（g/cm3） Bulk density (g/cm3)
2.55
2.4
2.3
（MPa）≥
Compressive strength (MPa) ≥
110℃ ×24h
45
35
1300℃ ×3h
80
（MPa）≥ Flexural strength (MPa) ≥
8
6
5
12
10
（%）（1300℃ ×3h）< Post-firing line change rate (%)（1300℃ ×3h）<
-0.2 ～ +0.2
-0.3 ～ +0.2
Safe operating temperature
1350℃
1300℃
1200℃