40mm rock wool pipe with aluminum foil covering cutting in the middle

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40mm rock wool pipe with aluminum foil covering cutting in the middle

Payment Terms: TT or LC

Ref Price : 1-10 USD/TON

Supply Capability : 10000 TON

Loading Port : TianJin

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Quick Details

  • Place of Origin:
    China (Mainland)
  • Brand Name:
  • Type:
    Other Heat Insulation Materials
  • Density:
    50-200 kg/m3
  • Non-combustibility:
    A1 GB Testing
  • Average fiber diameter:
    ≤ 7.0 um
  • Thermal conductivity:
    ≤ 0.039
  • Backing:
    Wire mesh/ aluminum foil/ fiberglass cloth
  • port:
  • free sample:

Product Description:

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.

Product Dimension:




30mm~300mm or customized


1000mm or customized

Inner Diameter

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)

≤ 7

Thermal conductivity W/m.k

≤ 0.044

Slag ball(> 0.25mm)%

≤ 10

Organism %


Water %

≤ 0.5

Water absorption coefficient %

≤ 5

Hydrophobic coefficient %

≥ 98

Maximum service temperature ℃

≤ 650

Inflammable property

Noninflammable class A

Product Display:


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. 

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