... , Excellent price 2, Light weight Sandwich Panel 3, Good quality Sandwich Panel 4, ISO9001 sandwich panelProduct DescriptionHeat Insulation / Inflaming RetardingThickness: 50mm-200mmWidth: 950mm ... : 1. Composition: Core materials: EPS, XPS,Rok wool, Glass wool,PU, PUR Surface materials: PPGI, GI, Stainless steel sheet, galvalume sheets ...