Feeding and Elevating Glass Cullet - kwsmfg
Bulk materials such as cullet (waste glass), sand, dolomite, limestone and other ingredients are used in the fiberglass insulation making process. These bulk materials are stored, metered, conveyed and mixed in batches before being heated in furnaces at temperatures up to 2,500-degrees F. The molten glass is spun, cooled and drawn into fibers ...