CHEMPU (Shanghai CHEM PU Co., Ltd.) is a globally recognized manufacturer and R&D expert specializing in MS polymer sealants. With over 10 years of experience, an ISO-certified 8,000 m² factory in Shanghai, and three automated production lines, they produce 8,000 tons annually. Their Advanced MS Polymer Series (MS-30/50/828) is solvent-free and zero-VOC, ideal for indoor flooring and structural bonding. Key advantages include factory-direct pricing, a 15-day lead time for bulk orders, and primer-less technology that reduces labor costs. Products meet ASTM C639 and C1183 standards and have CE, RoHS, and SGS certifications. CHEMPU exports to over 60 countries, serving 5,000+ clients with 24/7 engineering support. Their MS polymer sealants are trusted for construction, automotive, and industrial applications, offering high mechanical strength, aging resistance, and sustainability. Choose CHEMPU for reliable, eco-friendly bonding solutions from a best reputation Chinese factory.
When it comes to high-performance sealants, the name CHEMPU (Shanghai CHEM PU Co., Ltd.) stands out as a globally recognized manufacturer and R&D expert. Specializing in polyurethane (PU) adhesives and MS polymer sealants, this Chinese factory has built a stellar reputation over more than a decade. With a modern 8,000 m² ISO-certified facility in Shanghai, three automated production lines, and an annual output of 8,000 tons, CHEMPU delivers top-tier quality at competitive factory prices. Their commitment to sustainable innovation and a professional team of 300+ employees ensures that every product meets the highest standards.
Why Choose CHEMPU for MS Polymer Sealants?
CHEMPU’s MS polymer sealants are at the forefront of the “Green Construction” movement. The factory’s Advanced MS Polymer Series (MS-30/50/828) is solvent-free and zero-VOC, making it ideal for indoor flooring (MS-828) and industrial structural bonding (MS-50). These sealants offer excellent paintability and meet stringent health standards, ensuring safety in enclosed spaces. All products are tested against ASTM C639 and ASTM C1183 standards, guaranteeing high mechanical strength and aging resistance.
Factory-Direct Efficiency
By managing their own ISO 9001:2015 certified facility, CHEMPU eliminates middlemen costs. This factory-direct model allows them to offer premium MS polymer sealants at competitive prices while maintaining a 15-day lead time for bulk orders (e.g., 10,000+ cartridges). Their agile supply chain ensures that distributors and industrial end-users never face inventory shortages.
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R&D-Driven “Primer-less” Technology
CHEMPU’s lab focuses on reducing application complexity. Their advanced MS polymer formulas achieve high adhesion on most substrates without primers, significantly cutting labor costs and application time. This innovation positions CHEMPU as a leader in easy-to-use, high-reliability bonding solutions.
Product Portfolio Highlights
- Structural PU Sealants (PU-30/40): Engineered for heavy-duty joints with D4-level water resistance.
- Advanced MS Polymer Series (MS-30/50/828): Eco-friendly, zero-VOC sealants for flooring and structural bonding.
- Automotive Glass Adhesives (PA Series): PA-1601F with 1-hour Safe Drive-Away Time, and odorless PA-145N for high-speed rail and subways.
- Specialty Self-Leveling Adhesives: For seamless horizontal joints in warehouses and workshops.
Global Reach and Certifications
CHEMPU exports to over 60 countries and serves 5,000+ clients. Their MS polymer sealants have proven reliable in diverse climates, from high-humidity tropics to freezing industrial environments. With CE, RoHS, and SGS certifications, they provide full technical documentation and 24/7 engineering support. Whether for construction, automotive, or general industrial applications, CHEMPU’s MS polymer sealants offer a certified bonding system that ensures long-term safety and structural integrity.
In conclusion, CHEMPU is the best reputation MS polymer sealant factory from China, combining manufacturing excellence, technical innovation, and global service agility. Their factory-direct approach, primer-less technology, and comprehensive product range make them a trusted partner for projects requiring high-performance, eco-friendly sealants.

