... proof, thermal insurance,heat protection and sound absorbing materials. Centrifugal Glass Wool Board Production Specifications Volume weight: 24-96kg/m3Thickness: ... 2400mmWidth: 600mm-1200mm Production TechniqueGlass wool Boards are board materials made from superfine rock wool felt with addition of phenol ... cinema, theater, TV station, broadcast station, laboratory, etc. Centrifugal Glass Wool Board