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Shin-Etsu KE-4901 One-Component UL 94 V-0 Rated Silicone Adhesive with 0.75 W/m*K Thermal Conductivity for Electronics

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Shin-Etsu KE-4901 One-Component UL 94 V-0 Rated Silicone Adhesive with 0.75 W/m*K Thermal Conductivity for Electronics
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Features
Specifications
Brand: Shin-Etsu
Model: KE-4901
Specifications: 300ML
Category: Silicone
Density @ 23°C (g/cm³): 1.59
Shore A Hardness: 53
Tensile Strength (MPa): 2.6
Highlight:

0.75 W/m*K Thermal Conductive Adhesive

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UL 94 V-0 Rated Silicone Adhesive

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One-Component Electronics Adhesive
Basic Infomation
Place of Origin: Japan
Brand Name: Shin-Etsu
Certification: SDS,TDS,Rohs,Coa
Model Number: KE-4901
Payment & Shipping Terms
Packaging Details: 300ML
Delivery Time: 3-5
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 10000
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.
Shin-Etsu KE-4901 One-Component UL 94 V-0 Rated Silicone Adhesive with 0.75 W/m*K Thermal Conductivity for Electronics 0
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
Shin-Etsu KE-4901 One-Component UL 94 V-0 Rated Silicone Adhesive with 0.75 W/m*K Thermal Conductivity for Electronics 1
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
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All Reviews

C
C*e
Sri Lanka Feb 17.2026
Helpful (12)
great
C
C*V
Pakistan Oct 23.2023
Helpful (16)
Product i receive is perfect as per my requirement, Delivery is very fast. i have received it welbefore given time by suplier. i can belive on this suplier again in future with out hesitation.
D
D*e
United States Minor Outlying Islands Sep 22.2022
Helpful (9)
material received in less time than expected and according to needs
Tag:

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