Descripation Owing to glass wool's good permformances,e.g.,thin and long inner fiber, low thermalconductivity,it can stop air flowing and heat transforming .Meanwhile,it can quickly reduce the transportation of sound to make effect of insulation and sound absorpition.Certrifugal glass wool blanket was the best material used for the insulation and sound absorption of steel structures.it mainly includes bare blanket and blanket th foil-clad covered. 3.Application They are widely used in industrial plants,warehouses,public facilities,exhibition centers,cold stores and a variety of indoor playrounds,sports ground and other buildings. In winter,It can keep the indoor temperature and reduce the cost of spending. In summer,it can stop the heat into the interior and make indoor is not easy to heat up.Than,it can reduce the cost of spending of air-condition.