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Infusorial earth heat-insulating and fire-resistant brick

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Product Description

  product Overview:


  Infusorial earth heat-insulating and fire-resistant brick is a product made of diatomaceous earth, wet-mixed, formed into a blank, dried and fired. Infusorial earth heat-insulating and fire-resistant brick can only be used in locations below 900 ° C. According to the physical and chemical indicators, it is divided into five brands: GG-0.7a, GG-0.7b, GG-0.6, GG-0.5a, and GG-0.5b.


  Physical and chemical indicators:


Item Indicator
GG-0.7a GG-0.7b GG-0.6 GG-0.5a GG-0.5b
Bulk Densityg/cm³  ≤ 0.7 0.7 0.6 0.5 0.5
Compressive strength at room temperature Mpa ≥ 2.5 1.2 0.8 0.8 0.6
The reheating line change is not more than 2%, and the test temperature is 8 h. ℃ 900
Thermal Conductivity【W/(m·K)】 average temperature(300±10)℃ ≤ 0.20 0.21 0.17 0.15 0.16


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