Polariscope strain viewer is the best testing instrument utilized for performing the optical inspection. It is used to judge strain and stress distributions putting up on PET preform and also on PET bottles. The tester is fitted with uniquely designed lamps under which the PET preforms and their defects are clearly visible and can be examined with accuracy. Now you can get the ideal testing solution with Polariscope Ahmedabad, Gujarat and all other top industrial regions across India.



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During the production process of PET Preform which is blow moulding technique, it can easily get stressed due to strain distribution on their base or on the walls. Such type of defects can lead to damaging issues in the final bottle production like cracking, bending, deforming of shape etc. It can have a deformed design or produce misbalancing. To predict the defective issues, the preform is assessed utilizing Polariscope strain viewer. The device is having two standard designed light sources under which the defects are clearly visible. The lamps include monochromatic light and sodium lamp. It is dependent upon the principle of refractive index. In case the preform has stress defect the refractive index passing it will modify the path and will produce a coloured pattern. The defective patterns on PET preform can be compared with the standard defect chart containing all the patterns. Get Polariscope Ahmedabad with all the latest features and facilities for testing.

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