Shin-Etsu KE-4898 One-Part RTV Silicone for Form-in-Place Gasketing & Electronic Sealing

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Shin-Etsu KE-4898 One-Part RTV Silicone for Form-in-Place Gasketing & Electronic Sealing
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Features
Specifications
Brand: Shin-Etsu
Model: KE-4898
Specification: 330ML
Category: RTV Silicone
Color: White, Translucent
Density @ 23°C (g/cm³): 1.06
Shore A Hardness: 40
Basic Infomation
Place of Origin: Japan
Brand Name: Shin-Etsu
Certification: TDS,SDS,COA,Rohs
Model Number: KE-4898
Payment & Shipping Terms
Packaging Details: 330ML
Delivery Time: 3-5
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: 1000
Product Description

Shin-Etsu KE-4898 One-Part RTV Silicone for Form-in-Place Gasketing & Electronic Sealing

Shin-Etsu KE-4898 is a one-component, condensation-cure (de-alcohol type), thixotropic RTV silicone adhesive/sealant in white or translucent. It features low odor, neutral (non-corrosive) cure, and exhibits excellent unprimed adhesion to various substrates.

Key Specifications

Item Value
Type Adhesive / Sealant
Cure Type Condensation
One / Two Component One
Cold Storage Y
Low Molecular Weight Siloxane Stripped? Y
Color White, Translucent
Density @ 23°C (g/cm³) 1.06
Cure Conditions 7 days @ 23°C / 50% RH
Tack Free Time (min) 6
Shore A Hardness 40
Tensile Strength (MPa) 2.20
% Elongation 360
Shear Strength (MPa) 0.80
Dielectric Strength (kV/mm) 25
Dielectric Constant @ 50Hz 2.8
Dielectric Dissipation Factor @ 50Hz 1 * 10⁻³
Usable Temperature Range (°C) -40 to +180

KE-4898 cures at room temperature upon exposure to moisture into a tough, durable elastomer. It provides excellent unprimed adhesion to metals, plastics, glass and ceramics, and is designed for bonding and sealing applications in electronic and electrical equipment requiring electrical insulation and moisture resistance.

This product is a thixotropic non-slump paste suitable for vertical and groove applications. Low-molecular-weight siloxane stripped to minimize contamination of sensitive electronics. It offers dielectric strength of 25 kV/mm and service temperature from -40°C to +180°C, with tack-free time ~6 min and full cure in 7 days @ 23°C/50% RH. Requires cold storage.

Typical applications include form-in-place gasketing (FIPG) for electronic enclosures, moisture/dust sealing of PCBs and electronic components, sealing of power supply modules and connectors, bonding/sealing of sensors and indicator lamps, and insulation protection of internal control units in household appliances.

FAQ

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

Shin-Etsu KE-4898 One-Part RTV Silicone for Form-in-Place Gasketing & Electronic Sealing 0
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

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P
P*a
Sri Lanka Feb 17.2026
great
M
M*j
Paraguay Jul 25.2025
llego bien es el producto
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Contact Person : ouyang
Tel : +86 13510063180
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