Shin-Etsu KE-441 One-Component RTV Self-Leveling Sealant - High-Performance
Shin-Etsu KE-441 is a one-component, room-temperature curing, self-leveling silicone adhesive that forms a tough elastomer. It features low odor, neutral cure, non-corrosiveness, and excellent unprimed adhesion to metals, plastics, glass, and ceramics.
KE-441 is designed for applications requiring rapid curing and high elasticity. Its self-leveling properties make it ideal for precision electronics sealing and form-in-place gasketing (FIPG). Cures in 7 days at 23°C/50% RH with a tack-free time of 60 minutes.
Electrical: Volume resistivity 5 TΩ·m, dielectric strength 20 kV/mm for insulation. Mechanical: Tensile strength 1.7 MPa, elongation 280%, hardness 20 Shore A. Temperature range: -40°C to +180°C.
Applications include automotive electronics sealing, LED encapsulation, medical device bonding, and industrial gasketing. Low volatility and non-corrosiveness suit sensitive electronics.
Property | Value |
---|---|
Type | Adhesive/Sealant |
Cure Type | Condensation |
Color | White, Translucent |
Density @23°C (g/cm³) | 1.04 |
Viscosity (Pa·s) | 15 |
Tack-Free Time (min) | 60 |
Shore A Hardness | 20 |
Tensile Strength (MPa) | 1.7 |
Elongation (%) | 280 |
Volume Resistivity (TΩ·m) | 5 |
Dielectric Strength (kV/mm) | 20 |
Thermal Conductivity (W/m·K) | 0.21 |
1. Who are we?
We are Shenzhen Huazhisheng New Material Technology Co., Ltd., a professional industrial adhesives and sealants supplier based in China since 2018. we serve global markets: Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
2. What products do you offer?
we supply high-performance adhesives and sealants from global leaders including:
Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive,etc.
3. How do you guarantee product quality?
Quality assurance through:
Mandatory pre-production samples approval
Final inspection by QC team before shipment
International certifications: SGS, UL, FDA, RoHS, REACH
4. Why choose us over other suppliers?
Reliable Supply:Authentic products from top manufacturers
Expert Support:Technical guidance for product selection
Global Compliance:Certifications meeting target market standards
Efficient Service:Customized solutions & professional support
5. What services do you provide?
Delivery:EXW/FOB/CIF
Payment:USD/EUR/CNY/HKD via T/T, L/C
Support:Technical consultation & logistics coordination