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Multi-layer blowing head for a blown film line, blown film line and method for operating a blown film line
Multi-layer blowing head for a blown film line, blown film line and method for operating a blown film line
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机译:用于吹膜生产线的多层吹头,吹膜生产线和操作吹膜生产线的方法
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摘要
The invention relates to a multi-layer blowing head for a blown film installation, to a blown film installation, and to a method for operating a blown film installation. Specifically, according to the invention, a component is included on the opposite side of a distributor plate of a distributor plate set for a spiral distributor, wherein part of the spiral distributor is formed out of the opposite side of a distributor plate. The blowing head according to the invention for forming a multi-layer melt flow makes it possible, in the case of suitable operating parameters, to prevent the occurrence of spiral strips or at least to make said spiral strips less pronounced.
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