... kg/m3 ;40-42 kg/m3, 42-45 kg/m3 for choice- Thickness: 50mm, 75mm,100mm,110mm,150mm,200mm etc ... . for choice.- Width: 980mm.- length:as per customers’ requirements, maximum length ... steel panel. Widely used in house, feezing house, clean room, garage door, roof,wall, anti-fire,sound abosrbing etc. with good performance ...