fireproof rock wool sandwich panel

Galvanized steel sheet thickness

0.4-0.6mm

Surface painting for the steel

Outside surface: baking painting twice, spray painting polyurethane paint 3 times. Inside surface: baking painting 1 time, spray painting polyurethane paint twice

Total thickness

50mm-150mm

Width of panels

950mm

 Lengths of panels

customized

Specific gravities

10.2-17.7Kg/m2

Resistances of heat-transfer process

≤0.044w/m.k

Sound deadening

21.5db

Limits of fire resistance

Gread A incombustible

density

40-120Kg/m3

Water absorption for 24 hours

≤5%

Average diameter of filament

≤7um

Organic materials

≤4.5%