pump testing

Facial Cleanser Bottle Testing Guide Reference Standard: Relevant material and performance testing standards include ASTM D1693 for environmental stress-cracking resistance in polyethylene materials and ISO 9001:2015 quality management logic for production consistency. For packaging inspection, leak testing, pump actuation checks, capacity verification, surface decoration adhesion, and visual defect control should be treated as practical acceptance points. Short Answer A facial cleanser bottle is not only a container for cleanser. For a 350ml PE bottle with a PP foam pump head, the real performance depends on how the 60g lightweight body, 40-thread interface, foam mechanism, and surfactant-rich formula behave together during wet-hand use, repeated pressing, and bathroom storage. A well-specified facial … 続きを読む