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shuangyuan SY-9800 silicone weatherproof sealant

shuangyuan SY-9800 silicone weatherproof sealant

2026-06-09

The shuangyuan SY-9800 is a single-component, neutral oxime type high-performance silicone weatherproof sealant. It is specially designed for sealing building exteriors and outdoor joints, making it the preferred choice for long-lasting projects.
The core advantage lies in the stable Si-O bond structure, which is resistant to UV rays, ozone, and extreme climates. It does not flake, crack, or fall off outdoors for 15-20 years. After curing, it has excellent elasticity, with a displacement capacity of ±25%, suitable for building thermal expansion and contraction. It remains flexible at -40°C to +150°C, without cracking at low temperatures or flowing at high temperatures.
The neutral curing process is non-corrosive to aluminum, coated glass, stone, and concrete, and has a broad range of adhesion. Most substrates do not require a primer. The paste is fine and has excellent thixotropic properties. It does not run when applied vertically or on the top surface. It dries quickly, cures smoothly, has low odor and low VOC, and complies with green building standards.
It is suitable for weatherproof sealing of glass curtain walls, aluminum panels, window frame joints, roof skylights, prefabricated wall panels, etc. It is applicable for both construction and home decoration projects, with stable and reliable quality.