... /m3Crest height:40mmThickness for rockwool: 75mm-200mmThickness for steel sheet: 0.3mm-0.6mm 1)rockwool sandwich panels2) ... : ISO9001:20006.Variety: H-beam (flat sheet, profiled sheet), matchboard, corrugated sandwich panel Detailed Product Description Model No.960mm ... direct overlapped model, hidden screw model, self-locking model, steel tile sheet, as per your requirements. Add: 1. We can ...