Technical Indexes Bulk Density:100kg/m3 Fiber Diameter:<6μm Thermal Conductivity:0.036w/m.k Range of Safe Use Temperatures:-120癈-400癈 Production Specifications 1200?200?20-150) 1200 x 600?20-150) Production Technique Glasswool Boards are board materials made from superfine rockwool felt with addition of phenol resin cementing agent forming shapes through solidification under pressure and heating.The surface may be coated with PVC film or aluminum foil. These products are characterized by their light weight,high deadening coefficient,remarkable fire resistance and stable chemical property. Applications 1. Heat and coldness preservation and deadening of roof. 2. Heat and coldness preservation of buildings. 3. Deadening treatment of recreational places,cinema,theater,TV station ,broadcast station. 1aboratory,etc.