Medium Duty Thermoplastic

The bags or pouches can be single layer or multilayer one of which must be thermoplastic for example:

• Polyethylene or Polythene (PE, HDPE, LLDPE)
• Polyvinyl Chloride (PVC)
• Polyethylene Terephthalate (PT)

Medium duty would refer to single layer thickness of between 75µ or 300 gauge and 150µ or 600 gauge.