Silicone Rubber
Excellent resistance to high temperatures and dielectric properties for demanding applications
View SpecificationsSilicone Rubber
Silicone Rubber is a high-performance synthetic elastomer recognized for its exceptional resistance to extreme temperatures, excellent dielectric properties, and great chemical stability.
With a wide operating temperature range from -35°C to 220°C, silicone is the ideal material for applications requiring thermal stability, aging resistance, and insulating properties under severe conditions.
High-Performance Properties
Silicone Rubber stands out for its unique properties for demanding applications:
- Wide temperature range (-35°C to 220°C)
- Excellent heat resistance and thermal aging
- Good dielectric and insulating properties
- Excellent resistance to acids and alkalis
- Good ozone resistance and environmental conditions
- High flexibility at low temperatures
These properties make it indispensable in food, medical, automotive, electrical, and aerospace industries where high-reliability materials are required.
Technical Data Sheet - Silicone Rubber
| PARAMETERS | METHOD | SPECIFICATIONS |
|---|---|---|
| HARDNESS, SHORE A | ASTM-D2240 | 60 - 65 |
| TENSILE STRENGTH, psi | ASTM-D412 | 775 MINIMUM |
| % ELONGATION | ASTM-D412 | 250 MINIMUM |
| TEAR RESISTANCE, KN/m | ASTM-D624 | 14 MINIMUM |
| OPERATING TEMPERATURE RANGE, °C | ASTM-D573 | -35°C TO 220°C |
| SUBSTANCES | METHOD | SPECIFICATIONS |
|---|---|---|
| OZONE RESISTANCE, @40°C, 100 PPHM, 72 HOURS | ASTM-D1149 | GOOD |
| ACID AND ALKALI RESISTANCE | ASTM-D471 | VERY GOOD |
| HEAT RESISTANCE | ASTM-D573 | EXCELLENT |
Main Applications
Industries and applications where Silicone Rubber is the preferred choice
Food Industry
Gaskets for processing equipment, baking molds, and food-contact components.
Medical and Pharmaceutical
Components for medical equipment, sterilization seals, and biocompatible products.
Electrical Industry
Insulators, cable coatings, transformer seals, and electronic components.
Automotive
Engine seals, exhaust gaskets, air conditioning system components.
Aerospace
Seals for aviation systems, components resistant to extreme temperatures.
Industrial
Oven gaskets, seals for thermal processing equipment, and molds.
Advantages of Silicone Rubber
Wide Temperature Range
Operates from -35°C to 220°C, maintaining flexibility and mechanical properties.
Excellent Heat Resistance
Maintains its properties during prolonged exposure to high temperatures.
Chemical Resistance
Very good resistance to acids, alkalis, and many chemical products.
Dielectric Properties
Excellent electrical insulator, ideal for high-voltage applications.
Ozone Resistance
Good resistance to ozone and severe environmental conditions.
Flexibility at Low Temperatures
Maintains its flexibility even under extreme cold conditions.
Silicone vs Other Materials
Performance comparison in high-temperature applications
Silicone
Ideal for: High temperatures and electrical applications
EPDM
Ideal for: Outdoor and electrical applications
FKM (Viton®)
Ideal for: Extreme chemical applications
Special Silicone Grades
Specialized variants for specific applications
Food-Grade Silicone
Complies with FDA regulations for food contact. Ideal for food industry, processing, and packaging.
- FDA 21 CFR 177.2600 Certified
- Non-toxic and odorless
- Resistant to food fats and oils
Medical-Grade Silicone
Biocompatible and sterilizable. For medical and pharmaceutical applications requiring maximum purity.
- USP Class VI Certified
- Biocompatible
- Resistant to sterilization methods
Need Silicone Rubber for Your Application?
We offer high-quality silicone in different grades and technical support for high-temperature, electrical, and specialized applications.