PU foam coated sealing strip production line
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PU foam coated sealing strip production line
Proportion accuracy, to ensure that the polyurethane PU foam sealing strip is evenly foamed, the mixing ratio of A and B glues should remain basically unchanged throughout the pouring process, that is, the instantaneous and average ratios are basically the same;
PU foam coated sealing strip production line
Proportion accuracy, to ensure that the polyurethane PU foam sealing strip is evenly foamed, the mixing ratio of A and B glues should remain basically unchanged throughout the pouring process, that is, the instantaneous and average ratios are basically the same;
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