This standard specifies the terminology, basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of plastic film recycling extrusion granulation units. This standard applies to single-screw plastic film recycling extrusion granulation units with different diameters.
JB/T 5421-1991 history
2013JB/T 5421-2013 Plastics film recycling extrusion & granulation line
1991JB/T 5421-1991 Plastic films recycling extrusion pelletizer unit