4.The size of sandwich panel:L*1180MM(or 1150,980)*50MM(or 100)
3.Fireproof .(time:1--2hours)
2.The density of rock wool is 120~140Kg/m3.
1.The surface layer is color steel board,thickness:0.426mm 0.476mm 0.5mm 0.6mm etc..
Features:
Sandwich panel, rock wool as its core.
It can be used for fireproof wall panel.
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