What items should be tested for PET bottles/caps for beverage products?
Summary of bottle cap test items Sealing performance test Use a capping machine to seal the non-carbonated cap according to the rated torque that meets the requirements, test it with a seal tester, pressurize to 200kPa, keep the pressure under water for 1min, observe whether there is air leakage, then increase the pressure to 350kPa, and keep the pressure for 1min , observe whether the bottle cap is loose and pops up. Use the capping machine to seal the carbonic acid cap according to the rated torque that meets the capping requirements, cut off the anti-theft ring, test with a seal tester, pressurize to 690kPa, keep the pressure under water …
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