156 Armaflex Rail ZH-C Halogen free, flexible closed-cell, pre-covered insulation foam with improved fire retardant properties and low smoke generation for railway vehicles. Material type Elastomeric foam based on synthetic rubber with patented high-tech multi-layer coating. EU patent no. 2 522 502. Colour Dark grey with silver metallic look covering. Material special information The pressure-sensitive adhesive coating is based on modified acrylate basis with mesh structure and covered with polyethylene foil. Traces of silicon can be found on the protection paper/foil used to protect self-adhesive closures. Applications Insulation / protection for air ducts and pipes (incl. elbows, fittings, flanges etc.) of air-conditioning / refrigeration equipment to prevent condensation. Special features Without halogens (chloride, bromide) acc. to DIN/VDE 0472, part 815. Fulfils DIN 1988 Parts 200. The covering offers an excellent durability even under UV exposure when used for outdoors applications. The insulation system is designed for easy cleaning. Remarks When dimensioning the insulation thickness, please calculate with an external surface coefficient of 8 W/(m2. K). Property Value/Assessment Test Standards & Remarks Temperature Range Max service temperature +110˚C (+85˚C if sheet or tape is glued to the object with its whole surface) Tested acc. to EN 14706, EN 14707 & EN 14304 Min service temperature -50˚C Thermal Conductivity λ 0˚C ≤ 0.040 W/(m·K) [40+0.1⋅ ϑm + 0.0009⋅ ϑm 2 ]/1000 Declared acc. to EN ISO 13787 Tested acc. to EN 12667 & EN ISO 8497 Water Vapour Diffusion Resistance μ ≥ 10000 Tested acc.to EN 12086 & EN 13469 Fire Performance Reaction to fire Hazard levels HL3, R1 EU 6364 EU 5818 Declared acc. to EN 45545-2 Practical fire behaviour Self-extinguishing, does not drip, does not spread flames Other technical features Storage & Shelf life Self-adhesive tapes, self-adhesive sheets: 1 year Stored in dry clean rooms at normal relative humidity (50% to 70%) and ambient temperature (0˚C - 35˚C) ARMAFLEX RAIL