... Hardness HRC56-60-622, Die head/ Air ring (Taiwan) (with 3 quick-change filter screen devices)(1) Specification: PE: 300 ... system, contactless detection, good anti-interference ability, long-term work stability, with memory functionPulling speed: 6-60m/min(6) Collapser use ... make film tidy.4, Winder BJ1600Use double winding type, with wind shaft replaced the gas expanded shaft, film rewinding diameter ...