Fireclay Bricks - yqhuaxu

Listing Description :
Fireclay bricks for general use
Runner bricks,Stopper,Nozzle
Sleeve and seating block
Dense fireclay bricks.
FIRECLAY BRICKS FOR GENERAL USE
Y-FB GFB40 GFB42 GFB45
Al2O3(%)min. 40 40 42 45
Fe2O3(%)max. 2.5
Refractoriness()min. 1***0 1750
Refractoriness under load 0.2MPa()min. 1***0 1400
Apparent porosity(%)max. 22 20 20 20
Cold crushing strength (MPa)min. 30 30 35 40
Linear change after reheating(%)max.
At 1350×2h +0.1
-0.4
At1400X3h +0.1 +0.1 +0.2
- 0.5 -0.4 -0.2