Coating adhesion test methods and standards-Cross hatch Test
Cross hatch test is suitable for evaluating the adhesion of coatings on various types of glass bottles and jars with plating or painting as decorative layer on the outer surface. It allows you to effectively compare and evaluate whether the coating adheres firmly to the bottles and jars. It can meet the requirements of the […]
Sealing performance test of packaging materials
This test method is applicable to evaluate the sealing degree and anti-leakage performance of packaging materials such as bottles, jars, крышки, pump heads, и т. д.. It can effectively compare and evaluate the sealing process and sealing performance of the above packaging materials. Sealing performance test of packaging materials 1.Test Principle After the vacuum chamber is evacuated, […]