This product is used for terminal filtration in the surface spray-paint industry, especially in the spray boothIt’s processed by anti-break synthetic fiber with gradual density. Fully impregnated adhesive treatment and backing with net or cloth to reinforce the material, to increase it’s efficiency and extend it’s working lifeAdhesive treatment makes the particles unable to pass the material, uniform the air flow, create a perfect spray conditionFilter particles: ≥1μmNon-flammability standard: DIN53438 F1,Temperature resistance: 80℃