Jan 06, 2013
calcium silicate board
1.Durability.
2.High density.
3.Heat-preventing.
4.Sound-absorbing
calcium silicate boardMaterials: Tobermorite, Cao, Quartz sand, reinforced wood fiberFire-proof rate: A-class incombustible (GB8624-1997)Incombustibility: 180 minutes (GB/T9978-1999)Density:...