The smell of PVC burning is pungent and toxic. TPU has a fragrance of ethanol after combustion.
2024-02-01
1. Look at the color
PVC is semi transparent and slightly yellow, TPEE is milky white, TPU is transparent, semi transparent, or fluorescent blue. The higher the quality of TPU substrate, the higher the transparency;
2. Resilience
PVC has no elasticity and the strap rebounds slowly after folding. TPEE has a certain degree of resilience.
The TPU strap rebounds quickly and, like rubber bands, has excellent tensile performance;
PVC material car clothes folded in half
3. Burning odor
The smell of PVC burning is pungent and toxic. TPU has a fragrance of ethanol after combustion.
4. Combustion residues
After burning TPU, it becomes a black viscous liquid, which is sticky and brushed when touched by hand. PVC becomes carbonized and harder after combustion, but turns into powder after hand twisting.
- See resilience
- PVC has no toughness to speak of; It is difficult to distinguish the amount of plasticizer in TPH based on its flexibility, but it will whiten after stretching;
6. Look at the coating
After TPH is strongly stretched, the coating can be removed with fingernails.
Current Status of Invisible Car Clothing Market
The invisible car clothing industry has always been polarized. On the one hand, products that represent the advanced level of automotive film and truly provide a comfortable driving experience are daunting at high prices. On the other hand, low-priced and low-quality products flood the market in large quantities.
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