149 ArmaFlex Rail SD-C A highly flexible, closed cell insulation foam with improved retardant properties, low smoke generation and built in Mircroban® antimicrobial protection for railway vechicles. Material type Elastomeric foam based rubber with high-tech coating; manufactured with Armaprene® patented technology; US patent no. 8 163 811, EU patent no. 2 261 305. Colour Blue with silver metallic look coating. 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 The covering offers an excellent durability, even under UV exposure when used for outdoor applications and is easy to clean. Remarks When dimensioning the insulation thickness, please calculate with an external suface coefficient of 8 W/(m2. K). Property Value/Assessment Test Standards & Remarks Temerature 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 Coductivity 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 6362 EU 6253 Declared acc. to EN 45545-2 Other Fire Performance Practical fire behaviour Self-extinguishing, does not drip, does not spread flames Other technical features Dimensions & tolerances In accordance with EN 14304, table 1 Storage & Shelf life Self-adhesive tapes, self-adhesive sheets: 1 year Can be stored in dry, clean rooms at normal relative humidity (50% to 70%) and ambient temperature (0˚C - 35˚C )