high strength, anti freeze, water-resist, fire-proof, damp-proof, sound-absorption, no distortion and no radiation

Materials: Tobermorite, Cao, Quartz sand, reinforced wood fiber

Fire-proof rate: A-class incombustible (GB8624-1997)

Incombustibility: 180 minutes (GB/T9978-1999)

Density: 1.20-1.30g/cm3

Moisture: <10%

Heat conduction: 0.24W/MK (Jc/t564) Average

Sound-absorption: 45db (GBJ75-84)

Anti-bend strength: >15MPa (GB/T7019-1997)

Moisture movement rate: <0.19% (GB/T7019-1997)

Dry shrinking rate: <0.09% (GB/T7019-1997)

Radiation rate: According with Standard (GB6566-2000)

Calcium Silicate Board