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Why can't cast pvc shrink film achieve seamless seams when heat-sealed?

Cast PVC shrink film, when heat-sealed, cannot achieve seamless seams for several reasons: 1. Material Properties: PVC (polyvinyl chloride) shrink fi...

What is the principle of pvc heat shrink wrap coating compatibility test?

The principle of a PVC heat shrink wrap coating compatibility test is to assess whether the coating used on the PVC heat shrink wrap is chemically com...

How to avoid affecting the heat shrinkage rate of PVC heat shrink wrap when using zinc-based paint coating?

Maintaining the heat shrinkage rate of PVC heat shrink wrap while applying a zinc-based paint coating requires careful consideration and adherence to ...

How to ensure consistent melt flow during the extrusion process of cast pvc shrink film?

Ensuring consistent melt flow during the extrusion process of cast PVC shrink film is critical for producing high-quality film with uniform properties...

How to avoid material migration to the greatest extent when using cast pvc shrink film for food packaging?

To minimize material migration when using cast PVC shrink film for food packaging, it's essential to follow best practices and choose materials that a...

Is PVC hot shrink film easy to use? What are the advantages of PVC hot shrink film?

First, PVC heat shrinkable film is a good film packaging material, it has the following advantages: (1) good transparency, which can let customers dir...