BUTTEK BUTYL

NEDEX secondary sealant MELTEX hotmelt butyl (hot melt sealant) is a 100% solids, single-component sealant designed for the sealed insulating glass industry. It is formulated from butyl rubber, synthetic polymers and elastomers to give outstanding adhesion to glass and aluminum when fabricated manually or reactivated in semi- automatic equipment. The product is resistant to degradation from ultraviolet light, temperature extremes and water immersion. MELTEX hotmelt butyl is is compatible with inner sealants of NEDEX such as KU-83B and PIB-996. They can be used together, there will be no chemical reactions. Before using MELTEX together with other inner sealants chemical compatibility tests should be done. MELTEX is a secondary sealant for Insulating Glass Unit with specifications according to EN 1279.

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Short description: Hochtemperaturbeständig High-temperature-resistant and strong silicone adhesive and sealant. Especially suited for heat-loaded, elastic adhesive bonding and sealing. Very good adhesion on steel, aluminium, glass, ceramic and many other materials. Applications: Industrial furnaces, Flue gas boxes, Heating facilities, Exhaust pipes and Heating cabinets and furnaces. The outstanding product properties (e.g. permanent elasticity) are maintained in the entire temperature range from -60°C to +300°C. Properties: High temperature resistance up to +300°C, Very good UV stability, Excellent resistance to weathering and aging, Good chemical resistance, Elongation to break approx. 500% and Colour: red.

Merbenit HM21 is an elastic adhesive with excellent sealing properties. Thanks to its SMP base, the product is universally applicable and highly durable. Merbenit HM21, compatible with paints, offers high elasticity, excellent mechanical strength and a long tooling time. It is grindable, coatable and noncorrosive on surfaces. This sealing adhesive offers a wide adhesion range and exceptional sealing properties.