Phenomenon: The film is torn or poorly formed after stretching
Reason:
(1) The heating plate is not heating enough.
(2) When the heating temperature is not matched and excessively high, the film will stick to the heat sealing plate, increasing the haze of the film and causing local thinning during stretching molding. When the heating temperature is excessively low, the film heating temperature is low and cannot reach the stretching temperature of the film, resulting in more breakage after stretching.
(3) The stretching depth is too deep.
Resolvent:
(1) Repair the heating plate to ensure proper heating and sufficient heat supply.
(2) Reduce or increase the temperature of the heating plate and adjust it to the appropriate temperature range.
(3) Proper use should be made within the effective stretching range of the film, with thicker films used for deep stretching and thinner films used for shallow stretching, ensuring product quality and reducing production costs.
Aug 08, 2024
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Solution to the problem of poor stretching and forming effect of stretch film machine
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