centrifugal glass wool length:11000mm width:1200mm thickness:50mm density:12kg/m3 centrifugal glass wool is a silk-like material made by fiberization of melted glass and then coating with thermosetting resin through centrifugal blowing process. It can be used in heat preservation,thermal insulation and sound absorption in construction,chemical industy,electric power,metallurgy,energy industry and communication,presenting very good result. If you have any inquiry for it,pls contact us freely.