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Teach you how to distinguish PVC Heat Shrinkable film from POF Heat Shrinkable film

by：LINYANG 2020-01-24

News:

PVC Heat Shrinkable film and POF Heat Shrinkable film will be used in life, but how to distinguish pvc Heat Shrinkable film from POF Heat Shrinkable film in use?

The same point:

1, both can shrink when exposed to heat.

2. All are transparent.

3, can be made into shrink bags.

4, can shrink with a shrinking machine.

different points:

1. The shrinkage temperature of PVC should reach 100- At 120 degrees, the shrinkage temperature of POF should reach 140-160 degrees.

2. Due to different shrinkage temperature requirements, PVC can be blown down by a household hair dryer, and POF should at least use a hot air gun. Therefore, the guys who use the hair dryer at home to achieve the shrinkage effect, buy PVC heat-shrinkable film and heat-shrinkable bag.

3. The finished PVC Heat Shrinkable film is cylindrical, which can be seen from the above picture. The finished POF Heat Shrinkable film is folded in half and monolithic, not cylindrical.