colore steel sandwich panel (sandwich panel, color steel plate) ,three layers, respectively is steel sheet, Polystyrene foam pl

the company supply color steel sandwich panel (include polystyrene sandwich panel and rock wool sandwich panel).

polystyrene sandwich panel: They all have three layers, upper layer is steel sheet, the inner layer is Polystyrene foam plastic, the bottom layer is also steel sheet. these materials will be applied with high strength binder to form a high-efficiency compound building material.

Rock wool  sandwich panel: They all have three layers, upper layer is steel sheet, the inner layer is  rock wool sandwich, the bottom layer is also steel sheet. the fireproofing property is very excellent.

color steel sandwich panel