Plastic films take a large proportion among plastic products varieties. Initially, we judge different plastic films by visual identification method, look, smell, touch, feeling the softness, scratch and stretch. It is some difficult to be identify if you are new in plastic film field.
Combustion Identification method is more professional for plastic film by the flame and smoke flavor.
Flexible PVC film is self-extinguishing while away from the fire. While catch fire and burned, the flame of PVC film shows yellow color, and smells pungent. The burned part of the PVC film be black.
PET film will continue to burn if leaving the fire source. When burning, PET film will shrink and with thick black smoke. The burned parts of PET film is white and with a sour smell.
PE film and PP film are both combustible and produce blue flame, with the smell of burning candles. When PE film burns, be light white smoke, which will melt and drip while burning. The smoke of PP is slightly thicker than that of PE film, but no phenomenon of melting and dripping.
POLYSAN film supply kinds of functional plastic film with good performance of flame retardant for vehicle, electronic, home textile products application.
