As required by different production lines, Hengjiu cold drink chain is made of SUS300/400 stainless steel, and the chain formed can be used in squeezed ice cream production lines, fancy ice cream production lines, multifunction ice cream bottle fillers, packing machines and other equipment. The latest deep-freeze tunnel chain has a specially coated bushing between the axis pin and bushing. It is an innovative product needing neither lubrication nor maintenance.