Thermal Insulator Silicone Rubber for General Purpose Applications

Thermal insulator silicone rubber is specially designed for applications requiring excellent heat resistance and thermal management. This material is widely used in industrial, electrical, and thermal applications due to its inherent properties such as flexibility, insulation, and durability.

Product Advantages

1. Superior Heat Resistance:Silicone rubber is capable of operating in a broad temperature range, withstanding both high (up to 180°C or more) and low temperatures.

2. Electrical Insulation:In addition to thermal properties, silicone rubber offers excellent dielectric strength and electrical insulation, ensuring safety in electrical and electronic applications.

3. Flexibility and Durability:Silicone rubber is durable and maintains flexibility even under harsh environmental conditions.

4. Wide Application Range:Silicone rubber sheets are often used for gaskets, sealing, sound insulation, shock absorption, and more.

5. Environmentally Friendly:Many thermal insulator silicone rubber products are compliant with safety and environmental standards, such as ROHS and REACH certifications.

Type number	HF-230A	HF-230B	HF-230C	HF-270
Shore A	60±3	60±3	60±3	60±3
Duro	180±20	180±20	160±20	180±20
Density(g/cm³)	1.45±0.05	1.45±0.05	1.5±0.05	1.55±0.05
Tensile (MPa)	≥4.5	≥4	≥4	≥4
Elongation(%)	≥270	≥230	≥180	≥300
Compression (%)	≤6	≤6	≤6	≤10
Tear (kN/m)	≥10	≥10	≥8	≥8
Rebound(%)	≥55	≥50	≥50	≥45
Flame Retardant	FV-0	FV-0	FV-1	FV-1
Breakdown (kV/mm)	≥22	≥20	≥15	≥15
Dielectric Constant	≤4.5	≤5	≤5	≤5
Volume Resistivity (Ω·cm)	≥1×10¹⁴	≥1×10¹⁴	≥1×10¹⁴	≥1×10¹⁴
Hydrophobicity	HC1	HC1	/	/

1. Heat Management in Electronics:Filling fine gaps between heat-generating units and heat sinks to efficiently transfer or insulate heat.

2. Thermal Insulation in Industrial Systems:Used in gasket materials, insulation pads, and sealing for thermal and soundproofing purposes.

3. Electrical Systems:Applied as insulation for transformers, cables, and other electrical components.

4. Specialized Uses:Subsea energy production, high-temperature gaskets, and soundproofing materials for industrial machinery.

1. Material Properties: Dielectric strength, high thermal conductivity, and resistance to extreme temperatures are critical specifications.Compression set and aging resistance enhance long-term durability.

2. Customization: Many manufacturers offer customizable thickness, size, and thermal properties tailored to specific application needs.

Q: What temperature range can thermal insulator silicone rubber withstand?

A: Thermal insulator silicone rubber typically operates within a range of -50°C to 250°C, depending on the formulation.

Q: Is it suitable for electrical insulation?

A: Yes, thermal silicone rubber is an excellent electrical insulator, often used in transformers, cables, and other high-voltage applications.

Q: What industries benefit from thermal insulator silicone rubber?

A: Electronics, energy production (subsea or otherwise), industrial machinery, and automotive industries widely utilize this material.

Q: Can the material be customized for specific needs?

A: Yes, many suppliers offer customization options for thermal conductivity, hardness, and other properties.

Q: Is thermal silicone rubber environmentally friendly?

A: Most thermal silicone rubber products comply with ROHS and REACH standards, ensuring environmental and safety compliance.

WENZHOU HEFENG SILICONE RUBBER CO.,LTD

Thermal Insulator Silicone Rubber for General Purpose Applications

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