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Rock Wool and Silicic Acid Aluminium Products
  Rock Wool and Silicic Acid Aluminium Products  
Rock wool heated board is mainly made of cinder and its natural ore. This product is applicable to heat-insulation and sound-insulation of industrial installation, construction and shipping.

Alumina silicate is used in filling, laying furnace body, pipe etc.

Technical performance index of aluminium silicate

Product kind
Density kg/m3
Coefficient of heat conductivity (average temperature 500+20 )W/m.k
Cinder content
Shrinkage ratio of heater wire %
1a 2a
96
0.161
18.0
4
128
0.156
192
0.153
3a 4a 2b
96
0.161
15.0
4
128
0.156
192
0.153
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