BR hladná segmentová řetězová kola
Plain segmented chain wheels for use with HV and DS - round steel chains resp. chain ends acc. to DIN 764 and DIN 766. Drive-, tail- and snub wheels with replaceable segments made from high resistant chilled cast iron; hardness 400 - 450 HB30; many times the service life of gray cast wheels. The segments can be replaced without demounting the chain. Chain wheels BR are used for side mounted buckets; Hubs are made from gray cast GGN without cleaning slots resp. steel hub STN with cleaning slots. The max. bore diameter is limited for gray cast hubs GGN and has to be specified; for larger bore diameters steel hubs STN must be used. Bore diameter and key size as specified by the customer.