heat resistant rock wool tube fire insulation rockwool mineral wool insulation rockwool pipe Rock wool products are made from natural mineral wool such as basalt and dolomite. The natural rock are melted into melts in cupola at a very high temperature about 1500℃. According to different application can be classified into board, pipe and blanket.
30mm~300mm or customized
1000mm or customized
18,22,27,33,45,48,60,76,89 mm customized
108,114,125,133,141,146,159, 165,175,195,206 mm customized
219,246,273,300, 325,356,377, 383,393,426, 480,530,630,660,920 mm or customized
with aluminium foil or other customized facing
Average diameter of fiber(μm)
Thermal conductivity W/m.k
Slag ball(> 0.25mm)%
Water absorption coefficient %
Hydrophobic coefficient %
Maximum service temperature ℃
Noninflammable class A
WanMaiDe estabished in 2001, a leading manufacturer and exporter of Glass Wool, Rock Wool, Rubber Foam, Foam Glass,Extrude Polystyrene/XPS, Phenolic foam board insulation in China. After more than 20 years' development, we totally have 10 producing lines for glass wool insulation,5 producing lines for rock wool insulation and more than 30 producing lines for rubber foam insulation.
We had mad OEM production for WANMAIDE which are popular due to the high quality and competitive price all over the world.