KINGDELI Low Modulus MS Polymer Sealant
KINGDELI Low Modulus MS Polymer Sealant — Flexible, Durable, Low-VOC
KINGDELI Low Modulus MS Polymer Sealant is engineered for joints that demand elasticity, long-term performance, and safe environmental profiles. Designed for construction, glazing, curtain walls, facades, and general building maintenance, this MS polymer sealant balances movement capability with strong adhesion—without the odor and corrosion risk of acetic silicones.
Why choose this MS polymer sealant?
- Low modulus: Accommodates movement in expansion joints and dynamic connections, reducing cracking and bond failure.
- Neutral cure: Safe for sensitive materials like metals, stone, and electronics—no corrosive acetic acid by-products.
- Excellent adhesion: Bonds to glass, aluminum, steel, stone, wood, and many plastics—often primer-free.
- Low VOC & paintable: Environmentally friendly formulation that accepts paints and finishes for seamless aesthetics.
- Weather and UV resistant: Long-term exterior durability in varying climates.
Trusted performance from an experienced manufacturer
Since 1998, KINGDELI has delivered high-performance sealants and adhesives from its 66,000 m² facility in Foshan, China. As a National High-Tech Enterprise and contributor to GB/T 29755-2013, our products meet ISO 9001, ISO 14001, CE, and ASTM benchmarks. With automated production and annual capacity over 100,000 tons, we ensure consistent supply and technical support for projects worldwide.
Typical applications
Use for expansion joints, curtain wall perimeter sealing, window and door frames, façade repairs, metal-to-glass connections, and interior finishing where flexibility and cleanliness matter. Ideal for builders, fabricators, and contractors seeking a low-VOC, neutral-cure solution.
Easy to use
Apply from standard cartridges or sausages. Tool within skin time window; paint once fully cured. KINGDELI provides OEM/ODM options and technical guidance to match project specifications.
For product datasheets, safety information, and application support, contact KINGDELI technical service. We deliver proven MS polymer sealants that seal performance, safety, and sustainability into every joint.
Our Certifications
ISO-2023-2026-EN
CE
Supplier-Assessment-Report-Foshan-Kingdeli-Viscose-Co.,-Ltd._00
Question you may concern
Is HY-726 safe to use on mirrors with metal coatings such as copper or gold?
Yes. HY-726 is specifically designed for sealing copper, gold, and all kinds of metal-coated mirrors. Its neutral, alcohol-based formula contains no corrosive chemicals, ensuring that the mirror coating is fully protected from discoloration, oxidation, or chemical damage throughout the product's lifespan.
How does it perform under low humidity conditions?
The product maintains good curing and bonding performance even in low-humidity environments.
What is the shelf life of HY994?
When stored in its original, unopened packaging in a dry, ventilated location below 27°C, HY994 has a shelf life of 12months from the manufacturing date.
What is HY976 No More Nails used for?
It is a high-strength indoor adhesive designed to bond and fix common building and decorative materials without the need for nails or screws, such as skirting boards, coving, mouldings, coat hooks, and panels.
HY992 Modified Polyurethane Construction Sealant
HY992 Modified Polyurethane Sealant is a one-component, moisture-curing construction sealant designed for professional building and structural sealing applications. It provides excellent adhesion, weather resistance, and durable elasticity, making it suitable for a wide range of construction materials.
The formulation delivers strong bonding performance without corrosion or substrate contamination, while maintaining low VOC content for environmentally responsible construction projects.
HY995 Crystal Clear Ms Polymer Adhesive/Sealant
HY995 Crystal Clear Ms Polymer Adhesive/Sealant is a new generation MS Polymer adhesive / sealant formulated for all bonding and sealing applications where long term reliability is required. It has excellent bonding strength on various materials. It will cure to form a durable, flexible, waterproof seal.
HY997 High-Performance Anti-Microbial MS Polymer Sealant
HY997 MS polymer sealant for is is a premium one-component, neutral-curing modified silane sealant engineered for demanding interior applications. It offers a Class 20 movement capability, ensuring long-lasting flexibility and reliable performance under dynamic joint conditions. Curing at room temperature, HY997 delivers superior anti-microbial and mildew-resistant properties, maintaining hygienic and clean environments over time.
KINGDELI HY732 Professional Acetoxy Cure Silicone Sealant
KINGDELI HY732 is a professional-grade, one-component acetoxy cure silicone sealant designed for fast curing, strong adhesion, and long-lasting flexibility. Ideal for aquariums, glass applications, aluminum doors and windows, kitchens, and bathrooms, it provides reliable sealing performance with excellent anti-fungal protection in high-humidity environments.

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