2212

3M™ Butyl Mastic Tape 2212 Mastic Sealant for Cold Weather Conditions Data Sheet July 2010 Description 3M™ Butyl Mastic Tape 2212 is a high tack, self-fusing butyl rubber mastic ideal for making water and humidity resistant seals. Butyl Mastic Tape 2212 may be overwrapped with vinyl tape to create a reliable weatherproof seal around cable connections and other weather-sensitive devices. Agency Approvals & Self Certifications Meets the requirements of: RoHS 2002/95/EC RoHS Compliant 2002/95/EC” means that the product or part (“Product”) does not contain any of the substances in excess of the maximum concentration values in EU Directive 2002/95/EC, as amended by Commission Decision 2002/618/EC, unless the substance is in an application that is exempt under RoHS. This information represents 3M’s knowledge and belief, which may be based in whole or in part on information provided by third party suppliers to 3M. Applications Butyl Mastic Tape 2212 is a high tack sealant with excellent adhesion to cable jackets and other insulating materials. It maintains its tack and flexibility to temperatures as low as 0°F (-18°C), ensuring a high quality seal over a wide range of temperatures. It may be overwrapped with vinyl tape to create a weatherproof seal with excellent resistance to environmental factors such as water, condensation, dust, UV and sunlight over a range of temperatures. Typical Properties Not for specifications. Values are typical, not to be considered minimum or maximum. Properties measured at room temperature 73°F (23°C) unless otherwise stated. Physical Properties (Test Method) Typical Value US units (metric) Color Black Adhesion to Steel (ASTM D-3330) 35 oz/in (3,8 N/cm) Tack,(3M TM 286B) 73ºF (23 ºC) 0ºF (-18 ºC) 25 lbs/in2 (0,17 Mpa) 2 15 lbs/in (0,10 Mpa) Water Absorption 24 hrs (ASTM D-570) 0.07% Water Vapor Trans. Rate (ASTM F-1249) 2 2 0.13 g/100 in 24h (2,0 g/m 24h) Flex (ASTM C-765) -9ºF (-23 ºC) Pass Cone Penetration (ASTM D-217) 3.1 in (80 mm) 1 of 2 3 3M™ Butyl Mastic Tape 2212 Shelf Life & Storage 3M™ Butyl Mastic Tape 2212 has a 5-year shelf life from date of manufacture when stored in a humidity controlled storage (10°C/50°F to 27°C/80°F and