Light Silica Bricks

Item

Index

QG-1.2

QG-1.1

SiO 2 ,% ≥

91

92

Refractoriness , % ≥

1670

1680

Kg f /cm 2 Refractoriness Under Load ,℃ ≥

1560

1570

Apparent Porosity , % ≥

45

45

Cold Crushing Strength , Kg f /cm 2 ≥

35

35

True Density , ≤

2.39

2.39

Bulk Density , g/cm 3 ≤

1.2

1.2

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