Presto offers and supplies the PET Bottle Strain Viewer, which is manufactured using the best material to ensure prolonged service life and accurate testing procedures. The instrument is used to test the quality of PET bottles like strain, crystallization and many more. The use of the machine is beneficial for the photoelastic phenomenon, a significant issue for the manufacturers of PET and Preform.
The instrument uses the polarized light to identify the defects on PET and preforms. The common issues of uneven strain and crystallization, etc., is easily visible at the initial stage. Even a minor defect in the Preform is unacceptable and cannot be used to manufacture the PET bottles.
Presto offers the PET bottle strain viewer in Deluxe and Computerized Model, uses polarized lights to detect the flaw in the PET bottles. The testing sample is examined under natural light for color, transparency and appearance and then testing is performed under polarized light to detect the issues such as non-uniform strain distribution with lower transparency. A significant amount of polarized light is produced that allows the manufacturers to measure the actual quality and stress patterns.
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