What About The Flame Retardant Grades of Plastic Film?

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Flame retardancy is the property of a substance that slows or retards the spread of flames. Different from fire-proof properties, flame-retardant plastic film protect themselves from burning, which are widely used in construction, transportation, electronic equipment and other fields.

The flame retardancy of plastic film refers to the ability of s plastic film material or film made products to undergo flammable combustion under specified test conditions, which includes characteristics related to the ignition and the maintenance of the ability to burn.

Different plastic material, different standards of flame retardant performance testing. UL94 rating is the most widely flammability performance standard for plastic materials. UL94 is used to evaluate the ability of a plastic material to extinguish after being ignited.

UL94 rating has total  12 flame retardant grade of plastic product material, include HB, V-0, V-1, V-2, 5VA, 5VB, VTM-0, VTM-1, VTM-2, HBF, HF1, HF2.

VTM-0, VTM-1, and VTM-2 are suitable for FR plastic film.

HBF, HF1, HF2 are suitable for FR plastic foam materials.

POLYSAN, as a professional plastic film China factory, we supply flame retardant PET film, flame retardant TPU film, flame retardant PVC film, width different FR grade.