The methods for distinguishing several transparent plastic materials are as follows:
name | English | Combustion situation | Burning flame state | After the fire | odor |
Polypropylene | PP | easy | Melt dripping, yellow and blue | Smoke continues to burn | Petroleum flavor |
Polyethylene | PE | easy | Melt dripping, yellow and blue | Continue to burn | Paraffin burning smell |
Polyvinyl chloride | PVC | Hard to soften | There is smoke on the yellow | Extinguished from the fire | Irritating sour |
POM | POM | Easy to melt and drip | Yellow, blue, smokeless | Continue to burn | Strongly stimulating formaldehyde |
Polystyrene | PS | easy | Soften foaming orange yellow, thick black smoke, charcoal | Continue to burn the surface of oily light | Special vinyl smell |
nylon | PA | SLOW | Melt dripping, | Foaming slowly extinguishes | Special wool, nail odor |
Polymethylmethacrylate | PMMA | easy | Melted foaming, light blue, white, smokeless | Continue to burn | Strong fruity smell, rotten vegetable flavor |
Polycarbonate | PC | Easy, softening and foaming | Have a small amount of black smoke | Extinguished from the fire | No special taste |
PTFE | PTFE | Not burning | A pungent smell of hydrogen fluoride is broken down in the fire | ||
Polyethylene terephthalate | PET | Easy to soften and foam | Orange, with a small amount of black smoke | Slowly extinguished from the fire | Sour |
Acrylonitrile-butadiene-styrene copolymer | ABS | Slowly soften and burn without dripping | Yellow, black smoke | Continue to burn | Special smell |
Cotton Spandex,Stretch Cotton,Spandex Elastic Twill Fabric
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