... cold vulcanizer , has ended the history of belt slip.In this special rubber, the inserting of 20×20mm size aluminum oxide ... and conveyor belt. Ceramic lagging can ensure normal operation of the conveying system, even under extremely bad conditions.Certificate ... , ISO9001, ISO14001, ISO18001, OHSAS1800Experiment bases for welding education of Xi’an Jiaotong University (XJTU). Conveyor Pulley Lagging