Silica Insulating Brick

Short Description:

MARSREF is a supplier of Silica Insulating Brick refractory materials. The product is also known as Sillca insulating refractory bricks. It is a lightweight refractory material with SiO2 content above...


  • · High porosity.
  • · Small volume density.
  • · Good thermal insulation
  • · Low thermal conductivity
  • ·
  • ·

Product Detail

MARSREF is a supplier of Silica Insulating Brick refractory materials. The product is also known as Sillca insulating refractory bricks. It is a lightweight refractory material with SiO2 content above 91% and bulk density below 1.2g/cm3. Its maximum service temperature is 1200-1550℃.


Silica Insulating Brick is mainly used in high temperature industrial furnaces such as hot blast furnace and glass kiln.

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Welcome to inquiry us about the price, size, techinal data and any information you want to know about Silica Insulating Brick.


Performance Characters: 

High porosity.

Small volume density.

Good thermal insulation

Low thermal conductivity

 

Item/Grade

GGR-1.0

GGR-1.1

GGR-1.2

SiO2;                       %

≥91

≥91

≥91

Bulk density;               g/cm3

≤1.0

≤1.1

≤1.2

Cold crushing strength;        Mpa

≥2.0

≥3.0

≥5.0

Permanent Linear Change On Reheating                     %

1450℃×2h

0~+0.5

1450℃×2h

0~+0.5

1550℃×2h

0~+0.5

Refractoriness under load, 0.1MPa,                      ℃

≥1400

≥1420

≥1500

Thermal conductivity;          %

≤0.55

≤0.60

≤0.70

 

 

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