Pet & Preforms
Preform Defect Chart
A must for all PET blowing plants and laboratories, this chart has been prepared in consultation with the industry and specifies three categories of defects when viewed under polarized light. The comparison and classification of defects also helps in maintaining sac records in the lab.
- Three Categories Included Viz
- Defects Under Natural Light
- Defects under 45° polarized light
- Defects Under 90° Polarized Light
- Each having 12 different type of defects
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