With extremely low water vapor permeability, it is mainly used for the first sealing of multi cavity insulating glass；
Great adhesion, good adhesion with glass, aluminum alloy, galvanized steel, stainless steel, etc;
High aging resistance, good plasticity and sealing in a wide temperature range, no cracking and no hardness on the surface.
It is applicable to the first sealing of insulating glass；
Basic sealing of glass curtain wall, refrigerator, freezer, etc.
| Project | Technical indicators | Test result | |
| Penetration 1/10mm | 25°C | 35~55 | 42 |
| 130°C | 210-350 | 248 | |
| Shear strength | Standard test conditions, MPa | ≥0.2 | 0.24 |
| Change rate after UV treatment for 168h,% | ≤20 | 3 | |
| Water vapor transmittance, g/(m2d) | ≤0.3 | 0.10 | |
| Thermal weight loss% | ≤0.75 | 0.12 | |
As China Manufacturers of Silicone Sealant for Refrigerator Repairs and OEM Butyl Hot-melt Sealant Factory, Jiangsu Runtai Sealant Industry Co., Ltd. established in year 2001, is committed to becoming the best partner in the field of silicone sealant industry under the principle of credit management, brand reputation, ecological and environmental protection, and high quality and good price. Located in Zhangjiagang, Jiangsu province, we are a professional enterprise engaged in the production of environmentally friendly decorative building materials, whose main products are numerous OEM color silicone sealant, polysulfide sealant, butyl rubber,etc. The products are widely used in construction engineering, curtain wall structural assembly and sealing, insulating glass processing, indoor and outdoor decoration, etc. We have an area of 28000 square meters with a production area of 25000 square meters and office area of 3000 square meters. Our company is in the hinterland of the Yangtze River Delta and near to Shanghai, Wuxi, Suzhou, Nanjing, enjoying convenient traffic. We have twenty production lines with an annual output capacity of over 30000 tons. With very advanced production equipment and improved technology, we have realized full automated production.Our company has ISO9001/ISO14001 standard system, and is Production Identification Enterprise of Silicone Structural Sealant by China Construction Metal Structure Association. We supply Butyl Hot-melt Sealant Wholesale, our products are rated as Green Building Materials Products. Some series of our products are also rated as Featured Products by Construction Curtain Wall Industry Assessment.Since established, we have made stable sales network throughout domestic market and established long-term partner relationships with customers abroad. We will continue to innovate and develop, and adhere to the principle of good faith and quality, to be the first-class professional silicone sealant manufacturer in the world.
As Wholesale Butyl Hot-melt Sealant Suppliers, we have our own production workshops and warehouses, equipped with complete production and quality inspection equipment.
We have our own testing lab and the most advanced and complete inspection equipment,which can ensure the quality of the products.
We have a strong R&D team,and we can develop and produce products according to the requirements or samples the customers offered.
We have 22 advanced production lines, ,which enable us can develop and produce a lot of products with different technology data, different colors, different packages.
We have professional sales team and technology team for after-sales.
Our annual production capacity is over 40000 tons,we can meet the needs of different customers with different purchase quantity.
We focus on developing high-quality products for top-end markets.Our products are in line with international standards.
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