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Silica brick is made of quartz stone material, the content of SiO2 is above 93%, and it has good resistance to acid slag and good heat conductivity. The refractoriness is 1690~1710°C, RUL is beyond 1620°C.

support customized silica bricks
Support customized silica bricks

Silica fire brick parameters

Melt Index %≤0.5≤0.7///
Apparent porosity %≤21≤22≤22≤22≤24
True Density g/cm3≤2.34≤2.33≤2.35
Normal Temperature Compressive Strength MPa≥40≥35≥30≥40≥30
0.2MPa Load Softening Start Temperature℃≥1680≥1670≥1670≥1650≥1650
Heating Permanent Line Change %1450℃*2h0-0.2/
Residual Quartz %≤3≤1.5/

The scope of application of silica bricks

application of silica fire brick
application of silica fire brick

It is an acidic refractory material, with strong resistance to acidic slag or acidic solution corrosion, but poor resistance to alkaline corrosion; high load softening temperature, reaching 1640~1680℃; poor thermal shock resistance, refractory degree 1690~1730℃, mainly used for coke Furnaces, hot blast furnaces, glass kilns, carbon roasting furnaces, etc.

Characteristics of silica brick

silica brick
silica brick
  1. High softening temperature under load.
  2. High thermal conductivity.
  3. Good thermal shock resistance at high temperatures.
  4. High-temperature volume stability.

Silica brick shipment

Silica bricks ready for shipment
Silica bricks ready for shipment

When an order is received, our factory will start production immediately. The specific delivery date needs to be determined according to the order quantity. We will produce silicon refractory bricks in strict accordance with customized requirements.

Strict testing of silica refractory bricks
Strict testing of silica refractory bricks

Rongsheng company introduction

Refractory brick manufacturers 

Rongsheng Company is a professional supplier of refractory materials, with 10 years of export experience, exporting to more than 80 countries. The main products of Rongsheng Company include various refractory bricks, unshaped refractory materials, metallurgical materials, thermal insulation materials, and so on.

Rongsheng refractory supplier
Rongsheng refractory supplier

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