Shin-Etsu KE-441 One-Component RTV Self-Leveling Sealant - High-Performance

Basic Product Attributes​

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.

Product Description​

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.

Special Features​

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

Applications include automotive electronics sealing, LED encapsulation, medical device bonding, and industrial gasketing. Low volatility and non-corrosiveness suit sensitive electronics.

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