Test the flaws present in PET preforms with a Polariscope strain viewer Testing for strains ensures that only performs with optimal transparency are used in production. Thus, to test the flaws present in the materials, it is important for PET manufacturers to make use of a Polariscope strain viewer. This is one of the high-quality lab testing instruments that is used to test the strains and stresses present in PET bottles and ensures that quality material will be...
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