custom plastic packaging

Empty Plastic Bottles Breakthrough Testing Reference Standard: ASTM D1693 environmental stress-cracking resistance testing for polyethylene packaging, supported by ISO 9001:2015 quality management logic and practical closure-fit inspection. Short Answer Empty plastic bottles for cleaning liquids should be evaluated from the cap zone first, not only from bottle shape or surface appearance. A PE bottle body, PP pump head, 1000ml capacity, 54-thread neck, and 200g content weight reference create a packaging system where closure torque, thread wear, pump seating, carton protection, and logo durability directly affect bulk procurement reliability. Empty Plastic Bottles Under the Cap Zone: Thread Geometry as the First Procurement Filter Most buyers inspect empty plastic bottles by looking … 続きを読む