Refractory silica brick for glass furnace

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Refractory silica brick for glass furnace, High refractoriness under load. SiO2 content is more than 95%.

Description

Refractory silica brick for glass furnace

 

Item:

BG-96A

BG-96B

BG-95A

BG-95B

SiO2

≥96

≥96

≥95

≥95

Fe2O3

≤0.8

≤1.0

≤1.2

≤1.2

Apparent porosity %

≤22

Cold

Crushing

Strength MPa

Brick

20KG

≥35

Brick

≥20KG

≥30

Refractoriness under load

≥1680

≥1670

≥1660

≥1650

True density g/cm³

≤2.34

≤2.34

≤2.35

≤2.35