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Rock Wool Board

• Density: 60–150 kg/m³
• Raw Material: Natural Basalt
• Thickness: 25–150 mm
• Asbestos Content: 100% Asbestos-Free
• Functions: Thermal Insulation & Sound Absorption

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Product Introduction

Rock wool board is the use of high-quality feldspar, dolomite, basalt and other natural rocks as the main raw materials, high-temperature melting and processing of inorganic fibers, with a light weight, small thermal conductivity, heat absorption, non-combustible features is a new type of thermal insulation, fire insulation, acoustic materials, should have a fire prevention, thermal insulation, sound insulation, thermal insulation and other functions.

Feature:

  • It has A1 fireproof grade, effective flame retardant.
  • Low thermal conductivity, with excellent thermal insulation effect.
  • internal fiber structure effectively reduces the impact of noise.
  • Chemically stable and non-corrosive.
  • does not contain harmful substances, does not produce mold and bacteria.

Application:

  • petroleum, chemical, metallurgy, electric power, textile and other industrial boilers and equipment pipeline insulation
  • Insulation and sound absorption of partition wall, ceiling and internal and external walls in the construction industry.
  • Fire prevention and noise reduction of partition walls, fire walls, fire doors and elevator shafts.
  • the plane and curvature radius of the larger tanks, boilers, large steel structures, glass curtain walls, thermal insulation and fire insulation of the ship’s thermal insulation and fire partition.

 

Technical Data:

Item Unit board Remark
Density Kg/m3 80-180 GB5480.3
Allowable deviation % ±2
Average fiber um 4-7
Slag content(particle diameter>0.25mm) % ≤12 GB11835-98
water absorption % ≤2 GB5480
Hydrophobicity % ≥98 B10299-88
The thermal shrinkage temperature ≥650 GB11835-1998
Compressive strength(10% compression ratio) kPa ≥80 GB/T13480-92
Peel strength kPa ≥14 DIN52274
Non-combustibility A Grade GB5465
Thermal conductivity(70℃) W/mk ≤0.044 GB10294-88
Acidity coefficient ≥1.8
Binder content % ≤3.0
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