ShinEtsu KE-3450 – Heat Resistant Silicone Rubber for High-Temperature Sealing

A two part silicone rubber recognized for its superior heat resistance and long service life in demanding environments.

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PRODUCTS DESCRIPTION

KE‑3450 is formulated for high-temperature applications. It cures into a durable elastomer that maintains mechanical strength and flexibility under prolonged heat exposure, making it suitable for industrial and automotive sealing where reliability is critical.

Products parameters

Composition:	Silicone rubber
Appearance:	Viscous liquid
Viscosity (25 °C):	15,000 mm²/s
Specific Gravity (25 °C):	1.15
Refractive Index (25 °C):	1.410
Packaging:	330ml

Key features

Heat resistance: Maintains mechanical and sealing performance under elevated temperatures
Mechanical stability: Provides strong structural integrity in molded parts
Chemical durability: Resists oils, solvents, and industrial fluids
Flexible curing: Two‑part system allows controlled crosslinking and reliable elastomer formation
Long service life: Ensures consistent performance in harsh thermal environments

Application

Automotive Industry
Electronics Industry
Construction Industry
Industrial Equipment Industry
General Manufacturing Industry

About INNOSILICONE

INNOSILICONE CO., LTD was established in 2004 in a beautiful international city ,Hong Kong. We mainly engaged in selling Shin Etsu, Elkem, Dow chemical & Momentive's silicone products, and we also involved many various silicones.

We have over 20 years' experience for selling & producing high quality silicone products which can be applied in different industries including plastic, electronic, transportation vehicle, paint, cosmetic, textile, food, medical and architecture and many others industries.

Our group also expand to several manufacturing company decade ago which is located in Jiangmen city that is near to Guangzhou and Shenzhen. Our manufacture engaged mainly in research & development, manufacturing and marketing of textile & industrial silicones, our annual production capacity is over 5000 tones a year.

No matter you are in an current operation stage or are still in the preliminary stages, our technical experts will be glad to work with you to the right silicones products for your specific application.