Why when we using masterbatch to produce casting film, it is necessary to stop and scrape the die?
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- Unsolvedanonymity
- 2021-08-14 14:59
Why is it that when using colored masterbatch to produce casting film, there will be a large piece on the die after an hour, so it is necessary to stop and scrape the die?
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- 1Flooranonymity
- 2021-08-15 15:51
The possible reason is that the color masterbatch contains inorganic impurities (too many inorganic fillers). It is necessary to choose high-purity, high-temperature, and well-dispersed formulas as much as possible, and the matching process should be good to produce good cast film masterbatch.