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Dolomitic Brick

Feature:

It can be used in reduction cell and hot blast pipe of various thermal equipments, which placed in the high requirement on heat-insulating.

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  • Product introduction
  • Specification
  • Inquiry
This diatomite insulating bricks are made of high diatomite, bonding with other porous materials. Produced by our licensed technology, shaping by casting, sintering at high temperature then cutting and polishing to the demand sizes, the strength and insulating property are obviously improved.
Diatomite insulating bricks can be used in reduction cell and hot blast pipe of various thermal equipments, which placed in the high requirement on heat-insulating. 


Application:
 
Diatomite insulating bricks can be used in reduction cell and hot blast pipe of various thermal equipments, which placed in the high requirement on heat-insulating.
A-Standard of our supply
B-Standard of GB 
C-Standard of industry
Diatomite Insulation Brick
Max Service Temperature (°C) 900 900 900 900 900
Bulk Density (g/cm3) ≤ 0.5 0.6 0.7 0.8 1.0
Cold Crushing Strength (Mpa) ≥ 0.8 1.2 2.0 3.5 5.0
Reheating Linear Change (%) 900 °CX 8Hr ≤ 0.5 0.5 0.5 0.5 0.5
Thermal conductivity(W/m.k) 300°C 0.11 0.15 0.18 0.20 0.23
SiO2 (%) 71.5 71.0 70.5 70.0 70.0
Al2O3 (%) 16.5 17.0 17.5 18.0 18.0
Fe2O3 (%) 4.0 4.2 4.5 5.0 5.0

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