Chemlink MetaLink is a durable, moisture cure, RTV silicone sealant that reacts with low odor and a non-corrosive neutral cure chemistry. MetaLink is specifically formulated for applications on metal roofs, gutters, downspouts, and other metal architectural surfaces such as walls, windows, doors and fixtures. It can also be used for agricultural storage facilities and buildings. High adhesion to metal and other dissimilar substrates recommend MetaLink for sealing transportation equipment such as truck trailers, overseas containers and recreation vehicles. MetaLink bonds to aluminum, steel, and copper and delivers exceptional adhesion to Kynar 500® PVDF and Tedlar® PVF. MetaLink is also effective when applied between metal and non-metal materials such as masonry, glass and engineering plastics such as polycarbonate, vinyl (PVC), fiberglass (FRP), and acrylic.
Advantages 50% joint movement Neutral cure. Will not promote corrosion of metal Bonds to Kynar 500® PVDF coated metal Solvent free, 100% solids will not shrink Non-slump, applies vertically and overhead 10 minute skin over Color stability, will not suntan
MetaLink’s low odor, non-corrosive, and neutral cure chemistry will not damage unprotected metals. With 50% joint movement, MetaLink is highly elastic, so it resists cracking, even through extreme weather cycles. MetaLink is safe—it contains no solvents or isocyanates and meet’s the strictest North American VOC-standards.