Shin-Etsu KE-4901 One-Component UL 94 V-0 Rated Silicone Adhesive with 0.75 W/m*K Thermal Conductivity for Electronics
Price:
88
MOQ:
1
Delivery Time:
3-5
Brand:
Shin-Etsu
Product Description
Shin-Etsu KE-4901 Electronics Heat Sink Bonding Thermal Conductive Adhesive
Shin-Etsu KE-4901 is a one-component, white, thixotropic silicone adhesive with a density of 1.59 g/cm³ at 23°C. It cures at room temperature into a durable elastomer.
Product Introduction
KE-4901 is a UL 94 V-0 rated, neutral cure adhesive known for its high thermal conductivity (0.75 W/m*K) and excellent adhesion to various substrates without requiring a primer. It features low odor and is non-corrosive.
Technical Specifications
| Property | Value |
|---|---|
| Type | Adhesive/Sealant |
| Cure Type | Condensation |
| One/Two Component | One |
| UL Listing | Y |
| Low Molecular Weight Siloxane Stripped? | Y |
| Color | White |
| Density @ 23°C (g/cm³) | 1.59 |
| Cure Conditions | 7 days @ 23°C/50% RH |
| Tack Free Time (min) | 8 |
| Shore A Hardness | 53 |
| Tensile Strength (MPa) | 2.60 |
| Elongation (%) | 120 |
| Shear Strength (MPa) | 1.30 |
| Volume Resistivity (TΩ*m) | 3.4 |
| Dielectric Strength (kV/mm) | 30 |
| Dielectric Constant | 3.8 @ 50Hz |
| Dielectric Dissipation Factor | 2x10⁻¹ @ 50Hz |
| Thermal Conductivity (W/m*K) | 0.75 |
| Usable Temperature Range (°C) | -40 to +180 |
Special Properties
This adhesive offers a combination of good mechanical properties, including a Shore A hardness of 53, tensile strength of 2.60 MPa, and 120% elongation. It also provides reliable electrical insulation with a volume resistivity of 3.4 TΩ*m and dielectric strength of 30 kV/mm.
Application Scenarios
KE-4901 is primarily used for adhering electronic components like power transistors, LEDs, and ICs to heat sinks for efficient thermal management. It is also suitable for sealing and protecting electronic assemblies in appliances, automotive electronics, and power supplies.
About Our Company
Shenzhen Huazhisheng New Material Technology Co., Ltd. is a professional supplier of industrial adhesives and sealants, serving global markets since 2018.
Our Product Brands
- Cemedine
- Dow Corning
- Shin-Etsu
- Araldite
- Momentive
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Huazhisheng New Material Technology Co., Ltd.
Location
101, No. 130 Fengping Road, Shitouling Industrial Zone, Wulian Village, Fenggang Town, Dongguan City, Guangdong Province, China
Contact Person
ouyang