Refractory Fire Brick, Light Weight Sound Proof Insulation Bricks
Specifications
sound proof insulation bricksWe are a ISO9001:2000 certified professional manufacturer of refractory brick in China.
Fire br
sound proof insulation bricks
sound proof insulation bricks Specifications
1.high strength rrosion resisting 3.moisture proofing 4.low thermal conductivity 5.excellent chemical stability
sound proof insulation bricks data sheet
Al2O3% |
>45 |
SiO2% |
40 |
Fe2O3% |
<1.0 |
Cao% |
1.7 |
Normal temperature the flexural strength MPa |
1.0-1.3 |
Volume density % |
0.52-1.25 |
Normal temperature compression strength MPa |
1.2-3.4 |
Softening temperature °C |
1250 |
Thermal shock stability (water) times / 1000 degrees air cold |
>15 |
Coefficient of thermal conductivity W / (m.k) 350 degrees +-10 degrees |
-1 |
Heavy burn line change % |
-1 1300*12h |
The highest use ° C temperature |
1230-1760 |
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