Glass wool board Distinctive advantages: •Sound absorption and noise reduction; it can effectively prevent sound from spreading. •Easy for construction; cutting at will. •Antisepsis, ageing resistance, and anticorrosion, ensuring a healthy environment. •Grade A1 fireproof; incombustible permanently. •Low moisture absorption; stable physical properties. •Strong vibration resistance and high durability.Scope of application: It is widely used for heat insulation and sound absorption in heat supply, ventilation, tank, and air-conditioning regulation of a variety of commercial, industrial and residential constructions. Product specifications: density(kg/m3)width(mm)length(mm)thickness(mm)packing24-806001000/120025-1006-8pcs24-801200600/120025-1006-8pcsRecommended thickness of thermal insulation materials: environmental temperature20working temperature of heat preservation equipment( )100 150 200 250 300 350 400 450 500thickness(mm)40 6085 120 150 170 200 230 250Note: The above table bases on that the outside protective coating of heat preservation materials is bright galvanized iron sheet or aluminum sheet, and environmental windproof speed is zero. Suppose surface temperature of heat preservation structure is 50 . Technical Parameters itemunitindexmeasured valueremarksbulk densitykg/m370-9610-96GB/T 13350-2000average diameter of fibersm< 8.04.0-6.0GB/T 13350-2000moisture resistivity%> 98> 98.5JISA9512-2000thermal conductivityW/m.k0.049-0.0420.045-0.032GB/T 13350-2000incombustibilityincombustibleup to standard (Grade A)GB/T 13350-2000sound absorption coefficient1.03product reverberation positioning 24kg/m3 2000HZGB/J47-83Max. working temperature400410GB/T 13350