Glass wool is manufactured with quartz sand,feldspar,sodium silicate and boric acid as main Ingredients ,which are melted under high temperature and made into fibers thinner than 6um. We can offer Glass wool batts,glass wool blanket,glass wool board and glass wool pipe. Rock Wool is produced by melting mix of basalt,limestone&coke in a special vertical furnace at very high temperature(about1500°C).Then the molten rock is made into thin fibers through a high speed centrifugal machine. After adding certain amount of binder,dust proof oil,silicon oil and mechanical operations,rock wool fibers are then processed to be the final desired product with specified physical and chemical Properties and specifications.