... . 3 It can be used paper Main Market intumescent flame retardantProducts are being exported to South Korea, the United ... PVC, soft or hard foam polyurethane, epoxy resin, unsaturated resin, polyester fiber & rubber conveyer belt. Besides self-extinguishing character, it ... % in pvc, self extinguishing in 1 seconds, 5% for polyester fiber.Compared with other similar products, our product feautures low ...