glass wool Product specifications ProductLength (mm)Width (mm)Thickness (mm)Density (kg/m3)glass wool Board1200-2200600-120020-10024-96glass wool Felt in roll11000,2000120025-15012,14,16,18,20,24,32,40,48glass wool Pipes100015-40020-10045-90R-valueLength (mm)Width (mm)Thickness (mm)R 3.011604301651160580165R3.511604301851160580185R4.011604302001160580200 ItemUnitIndexStandardDensityKg/m310-100GB/T 5480.3-1985AVERAGE FIBER DIAUm5.5GB/T 5480.4-1985Water content%1 maxGB/T 3007-1982Grade of combustibilityNon-combustible Grade AGB 8624-1997Reshrinking temp°c400 minGB/T 11835-1998Thermal conductibilityw/m.k0.038-0.06GB/T 10294-1988Hydrophobicity%98.2 minGB/T 10299-1988Moisture rate%5 maxGB/T 16401-1986Sound absorption coefficient1.03 product reverberation method 24kg/m3 2000HZGBJ47-83Slag inclusion content%0.3 maxProduct CharacteristicsGlass wool felt with aluminum facing ahs strong capacity to resist heat radiation and is an excellent material for the inner lining for high temperature workshops, control rooms, inner wall, compartments and ceiling of equipment rooms.