*net weight: 12KG/m² Rock wool color steel sandwich panel (purification panel) is a new generation of building decoration panel made of medium and high-density rock wool as the core material, galvanized or color coated board as the surface layer (two layers), and high-strength adhesive. It is heated and pressed by a high-speed continuous automated forming machine, and then trimmed, slotted, and cut. It has the characteristics of thermal insulation and easy installation. It is a new type of fire-resistant board with strong fire resistance performance among similar sandwich panel series. |