MF89 one-component silicone structural sealant material characteristics: high elasticity, high modulus; can be directly bonded to glass, aluminum alloy, stainless steel and most construction materials; neutral curing non-corrosive; resistance to joint displacement is 25%; Excellent resistance to atmospheric aging. The main technical indicators wear hammer appearance black; dry time 50min; sag (Zmm; hardness 40 Shao A; tear force 6.Oxl04N/m; ultimate tensile bond strength a7MPa; elongation) 100%; product in line with GB16776 97 and ASTM Cll84 a 95. Test standards GBZT13477, GB 531, ASTM D624. Construction features: a. Surface cleaning. The “double cloth†wipe method is used to clean the surface of the adhered material with a falling agent; b. The protective tape is attached. With the MF881 requirements; c. coating process. With manual or pneumatic injection gun glue injection, the need to maintain a uniform squeeze force, so that the plastic filling gaps, and then use a scraper to push the seam into the seam, so that it completely fills the gap; d. Injection plastic environment. Keep glue temperature above 10°C; e. Storage period. Ventilation and drying are below 27°C for 6 months. Uses: Mainly used for the structural assembly of architectural hidden curtain wall, but also for other waterproof and weatherproof sealing occasions. Precautions for Use: Except for the same as the MF881, this product cannot be used in an airtight area. Basic Calculator With Pen,10-Digit Desk Calculators,Mute Portable Calculator,Foldable Desktop Calculator Guangdong Jishengke Industrial Co., Ltd. , https://www.suronart.com