1 Light weight
2 High strength
3 Energy saving
4 Environment protect
5 Fast and easy installation

Colored rock wool sandwich panel uses rock wool that is made of vertical silky fiber as core material and colored steel plate as surface material .After automatic continuous forming machine pattern dies colored steel panels,these material will be applied with high strength binder to form the colored rock wool sandwich board.As colored steel and rock wool are both non-inflammable materialrd ,so the board is fire prevention.