Ultra high molecular weight polyethylene (UHMW-PE) used as lining material to promote flow of bulk materials; plastic materials for use in building; plastic building boards

Mechanisms of metal (non-electric) for sliding doors; mechanisms of metal (non-electric) for sliding windows; metal rollers for sliding doors; metal rollers for sliding windows; runners of metal for sliding doors; sliding dividers (walls) of metal; sliding doors of metal for buildings; sliding rails of metal

Ultra high molecular weight polyethylene (UHMW-PE) used as lining material to promote flow of bulk materials e.g. bins & hopper linings in the mining industry