Corundum ramming 

COrundum slime

X-AD

X-AJ-A

X-AJ-B

Chemical composition 

90

95

85

Refractoriness

1800

1800

1800

Cold modulus bending strength 

110℃×12h

1.5

1.5

1500℃×3h

5.9

5.9

Binding time 

Liner change after heating 

±0.5

+1~2

+1~2

Grain size

+0.5mm≤

2

2

-0.074mm≥

40

40