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9300 Neutral Weatherproof Silicone Construction Sealant
  • 9300 Neutral Weatherproof Silicone Construction Sealant
  • 9300 Neutral Weatherproof Silicone Construction Sealant
  • 9300 Neutral Weatherproof Silicone Construction Sealant
  • 9300 Neutral Weatherproof Silicone Construction Sealant

9300 Neutral Weatherproof Silicone Construction Sealant

9300 Neutral Silicone Weatherproof Curtain Wall Adhesive is a single-component neutral silicone sealant specifically designed for weatherproof sealing of curtain wall systems. It offers excellent weathering resistance, providing long-term resistance to UV rays, rain, and extreme temperature fluctuations. After curing, it forms a tough elastomer that effectively adapts to the normal movement and vibration of curtain wall panels. It is suitable for sealing joints between various materials, providing long-lasting protection.

Product Features:
Single-component, room-temperature curing, easy to use, with excellent extrudability and thixotropy within a temperature range of 4-40°C, allowing direct application with a caulking gun. Non-corrosive to glass, coated glass, concrete, marble, metal, and other building materials. Fast curing, high adhesion, high modulus, and high displacement capacity. Excellent weathering and low-temperature resistance, with minimal performance change between -30°C and 90°C. Excellent adhesion to most building materials without the need for a primer, and good compatibility with other neutral silicone adhesives.


Main Applications:
Installation and weatherproof sealing of various doors and windows; Weatherproof sealing of aluminum and glass curtain walls; Metal joining and sealing of metal structures; Many other architectural and industrial applications.

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About Us
Zhejiang Guangjiao New Material Co., Ltd.
Zhejiang Guangjiao New Material Co., Ltd.

Zhejiang Guangjiao New Material Co., Ltd. is a large-scale manufacturer and distributor of building decoration materials and silicone sealants. It is currently the only major manufacturer of glass sealants in Huzhou City, Zhejiang Province, and is the top-selling company in Huzhou, Zhejiang Province. Since its establishment, the company has consistently adhered to the principle of "Quality First, Reputation Foremost."

This product was successfully trademarked in December 2009. It has a wide range of applications, primarily in building doors and windows, interior and exterior wall decoration, curtain wall engineering, electronics, and the automotive industry. The company covers 17 mu (approximately 16 acres), with a 5,000-square-meter factory and a 1,500-square-meter office building. It employs 50 production staff and 10 technical staff. Its primary brand is the Guangjiao series of glass sealants. We offer peace of mind for our customers, guaranteeing quality and issuing a quality guarantee. We have comprehensive laboratories and product testing equipment, and maintain close technical partnerships with renowned domestic universities. We have a highly skilled R&D team, a strong quality assurance system, and a strong reputation.

Certificate Of Honor
  • TUV certification
  • TUV certification
  • SGS certification
  • SGS certification
  • Advanced unit in shareholding reform and listing
  • Outstanding enterprises in science and technology talents
  • Outstanding enterprises in science and technology talents
  • Production certified enterprise
  • Zhejiang Province Science and Technology Small and Medium Enterprises
  • Sci-Tech Innovation Spark Award
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