material selection

Package Concepts and Materials Complete Handbook

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Package Concepts and Materials Complete Handbook Reference Standard: ASTM D1693 environmental stress-cracking resistance testing for polyethylene, supported by ISO 9001:2015 production control and relevant material performance checks from recognized packaging practice. Short Answer Package concepts and materials are not only about choosing PE, PET, or PP as a container resin. A practical packaging concept assigns each material to a specific job: squeeze feel, visual clarity, hot-fill tolerance, pump precision, refill behavior, or shelf presentation. A strong packaging material decision begins with the first moment of use. When a buyer studies package concepts and materials, the real question is not simply “which plastic is stronger?” It is whether the material supports … 続きを読む

Exclusive Packaging Material Failure Map

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Exclusive Packaging Material Failure Map Reference Standard: Relevant material and performance testing standards, including ASTM D1693 environmental stress-cracking evaluation and general plastic material identification guidance from UL Prospector. Short Answer The main types of packaging materials in this catalog are PE, PET, and PP, but their risks do not appear at the same moment. A sample may look acceptable on a desk, while filling temperature, formula chemistry, decoration adhesion, neck tolerance, or packing abrasion later expose the wrong material choice. When The Wrong Packaging Material Looks Correct On The First Sample A buyer reviewing types of packaging materials often starts with the wrong evidence: appearance. A clear PET bottle, a … 続きを読む