Fireproof:A grade (GB8624)

Density:0.96-1.03g/cm3 (GB/T7019-1997)

Intensity of bending resistance when dry:18Mpa (GB/T7019-1997)

Intensity of bending resistance when moisture-saturated condition:22Mpa (GB/T7019-1997)

The rate of deformation when pick up the moisture:0.26% (GA160-1997)

The shrinking rate when heated:1.0% (GA160-1997)

Water permeability:There is no drop of water to emerge in the back (CNS 13778)

Impact  resistance:No carck,strip and run through (CNS 13778)

Thermal resistance:1.14m2K/W (GB/T13475-92)

Sound insulation:>44db (GBJ121-88)

Security:100%no asbestos. 

Mgo board have been rated grade A fire-resistant by mainland China's National Center of Quality Supervision and Test of Fire Equipment.

What's more,they are Light,Durable,Eco-friendly,Nontoxic,resistant to mold and mildew and they offer great insulation for both heat and sound.

Kinds of edge:

Square edge

Beveled edge

Tapered edge

More:fireproof-board.com