BLOXEN Silica Brick Zero Expansion Silica Brick(fused Silica Brick)


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Silica Brick refractory refractory brick High temperature high refractoriness refractory materials Silica Zero Expansion

Product Description

Specifications ：Zero expansion silica brick(fused silica brick)

Size:230*114*65/75mm

Typical Application

Zero expansion silica brick have variety of specification.

This brick has good thermal shock resistance and is suitable for the cover plate and bar arch in glass feeder channel. It is widely used in high-temperature kilns such as glass, chemicals, and nonferrous metals.

Parameter Control

Index	Unit	Mechanical Press	Casting
SiO₂/%	%	≥98	≥97
Al₂O₃/%	%	≤0.3	≤0.4
Bulk Density	g/cm³	≥1.90	≥1.86
Apparent Porosity	g/cm³	≤18	≤19
Cold Crushing Strength	MPa	≥45	≥40
0.2MPa,T0.6/℃ Refractoriness under Load	℃	≥1650	≥1600
Thermal Shock Stability (1100°℃,water cooling)1times	times	≥30	≥30