... 20MM), 3INCH(75MM, SILVER PART 25MM)Sub-base 100% M-aramid (Nomex), reflectivity>=400 cd/(lx.m2).Certification: UL, and EN471 ... (ISO6330), dry cleaning20 cycles (ISO3175), Industrial washing 10 cycels.High flame and heat resistance, five minutes no charring at 260 degrees ... requirement of fire protection, electrical system, and so on. Reflective flame retardant tape