Rock wool is made of select fine basalt as the major material, which is pulled into 4-7 non-continuous fibers after melted by adopting advanced international four-roller centrifugal cotton-making procedures and adding a certain of adhesives, dust laying oil and water repellent intorock wool fibers. It can be made into rock wool products series with different density
according to various uses through the technology of sedimentation, solidify and cutting etc.
1) Heat insulation
2) Sound absorption
3) Noise reduction
4) Fireproof and waterproof insulation
In petrochemical industry ,Construction industry,power industry and chemical industry,Mining industry.
Outer is weave bag,inner is OPP bag
Thermal Coefficient W/(m.k)
Slag nodule(%) ? > 0.25mm )
Fiber diameter (μ)
Usage Temperature( °C )
SiO2+AlO2 ------------- CaO+MgO
Water absorption ratio (%)
Density tolerance (%)
Rock wool Board >3 Rock wool blanket>1 Rock wool pipe >3.5
1 Any qulity problem caused by our fault, your 100% loss will be paid back to you
2 24H at your service
3 DIY,Logo printing ,carton designs are also accepted
4 30 years life ( special material rate, installation in ralative humidity 97% below & 050 °C)
5 Free samples are ready for your reference
6 Flexible terms of payment( T/T,L/C, DP and so on are accepted)
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.