High quality Handmade rockwool composite sandwich panel

discription: 1)  The panel can be used as wall and door or ceiling   2)  It is good at heat insulaion and acoustic insulation and waterproof .fireproof   3)  It is convenient to install and beautiful appearance   4)  Each side of the board is high quality galvanized steel sheet ,so that is rust-proof   5)  It can be use recycle so that can reduce building garbage   6)  Long service life,more than 15 years   7)  It is strictly sealing,which would be excellent fit for cleanroom,etc   8)   It is widely used for  electronic(industrialbuilding),medicine(purifying room),chemical(fire-proof workshop)etc.       Feature:   the product surface is high grade polyester baking vanish color steel sheet.The galvanized sheet and stainless steel can also be used.So,it has good corrosion-resistant property.The core material of product is A class fire-retardant material (except paper honeycomb).There is neither melting during burning nor high temperature decomposing dripping items.As a high grade fire-proof building decoration compound plate,it is characterized by high intensity ,impact resistance,good shock resistance and easy construction and installation.       Our service:   100% qualified products    Whole manufacture process tracking and tracing.picture&vedio   QC professionally before loading   Loading inspection