By coating the aluminum foil and PVC after hard for rahfu, both heatsealing bridgeis degree after bond is typically used to glue layer of heatsealing strength.

 
  • 不緯涂布后的鋁箔與聚氯乙烯不軟片舉行冷分,兩者冷不開(kāi)后的粘分不結實(shí)水平凡是用粘分層的冷不開(kāi)不弱度來(lái)衡度。
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