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how to distinguish between pet sheet and pvc sheet.

PET and PVC materials can be made into transparent and colored sheets. It is difficult to distinguish the two from the appearance alone. If you want to distinguish the two sheets, you can use the following methods.

1. Looking at the cross section, the general pvc sheet will be added with ultramarine to disperse purple and fluorescent powder, so from the cross section, the pvc sheet will be blue, while the pet sheet will not.

2, fold white discrimination, you can take a small piece of two kinds of sheets and fold it in half, after folding, the crease white mark is obvious pvc sheet, the white mark is not obvious pet sheet.

3, burning, with a lighter to ignite the two kinds of sheets, there is a stimulating taste, and there are black crystals is pvc sheet, tasteless or taste is very light, less crystalline is pet sheet.

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