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mullite tube/ pipe for bottom run steel casting
mullite tube/ pipe for bottom run steel casting

Detailed Product Description


Spec.

Stardand value

Typical value

Chinese Test standard

AL2O3    %

>68

70

GB/T 6900

Fe2O3     %

<2.0

1.3

Bulk Density   g/cm3  

>2.3

2.34

GB/T2997-2000

Apparent Porosity    %

<27

24

GB/T2997-2000

Cold Crushing Strength Mpa

>30

35

GB/T5072-1998

Refractoriness

1790

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