RB Slabs
  • GRW Rock / Mineral Wool / Slabs / Sheet / Rolls is an Economical and lightweight thermal insulation suitable for use upto 750°C. The products are suitable for process temperature control, energy conservation and condensation prevention for plant and equipment such as storage tanks, reactors, precipitators, stocks, ovens, air conditioning duct work and refrigeration equipment, Easy to install.
    The product is available in variety of sizes and thicknesses. The procuts are also available with craft paper or aluminum foil facing to meet projects/customers specific requirements.
    Avaibility
    Standard Dimensions 1 x 0.500 & 1.220 x 0.750 M
    Density, Kg/M3 48, 64, 96, 144
    Thickness, mm 25, 30, 40, 45, 50, 55, 60, 65, 70, 75, 80, 90, 100
    Group / Grade I, II, III, IV
    Specification As Per IS : 8183
    Test Method As Per IS : 3144
    Max Service Temperature 750°C
    Other Sizes, Thickness & Densities are available on Request

    Thermal Conductivity
    (mW/cm° C)
    Mean Temp. ° C Group 1 Group 2 Group 3 Group 4
    50 0.49 0.43 0.43 0.43
    100 0.69 0.52 0.52 0.52
    150 0.95 0.64 0.62 0.62
    200 ---- 0.78 0.73 0.68
    250 ---- 0.93 0.84 0.80
    300 ---- 1.10 0.95 0.90

GRW slabs have extremely low K-Value for wide range of temperatures. Typical thermal conductivity values are given in the graph for various densities and mean temperatures. Conductivity varies with the temperature and density of insulation.