Chemical composition

Magnesium oxide,magnesium chloride,saw dust,perlite,glass fiber cloth,non-woven cloth

Material

Modified magnesia cement

Fireproofing characteristic

A grade non combustible(GB8624)

Density

0.95-1.1g/cm3

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(CNS13778)

Impact resistance

No crack,strip and run through(CNS13778)

Thermal resistance

1.14m2k/w(GB/T 13475-92)

Sound insulation

≥44db(GBJ121-88)

Color

white or grey

Security

100% does not include the asbestos,formaldehyde,and benzene

Radioactivity

Not limited by the scope of application(GB6566-2001)