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Custom Silicone Extrusion Experts: Bellofram Elastomers
Custom Silicone Profile Extrusions
Custom Silicone Extrusion Made in the USA
Bellofram Elastomers manufactures custom silicone extrusions in the USA, producing everything from simple cords and tubing to complex profile extrusions engineered for demanding operating environments. Our in-house compounding, extrusion, and finishing capabilities help ensure consistent quality from prototype through production.
What Is a Custom Silicone Extrusion?
A custom silicone extrusion is a continuous profile manufactured by forcing silicone rubber through a precision die to create a specific cross-sectional shape. Silicone extrusions are commonly used for sealing, cushioning, vibration isolation, thermal management, and environmental protection in applications ranging from aerospace and transportation to industrial equipment and electronics.
Key Takeaways
- Bellofram Elastomers manufactures custom silicone extrusions in the USA.
- We produce solid silicone, silicone sponge, EPDM, neoprene, and other custom elastomer extrusions.
- Profile extrusions are available in custom shapes, colors, densities, and material formulations.
- Large profile extrusions up to 3.5 inches OD are available.
- Materials can be formulated to meet requirements including UL 94 V-0, UL HB, NSF, ANSI 51, BMS 1-23, and BMS 1-60.
- Applications include aerospace, transportation, industrial equipment, HVAC, lighting, electronics, and more.
At Bellofram Elastomers, we specialize in custom silicone extrusion solutions that are engineered for optimal reliability, precision, and performance. Our U.S.-based manufacturing team excels in formulating, extruding, and finishing complex rubber extrusion shapes and profiles. We ensure tight control and repeatable quality from prototype to production. Whether you require silicone rubber extrusion for small seals or large extrusions for challenging environments, we provide the ideal material, geometry, and process to meet your specific needs.
Why Choose Silicone Extrusions?
Silicone offers a unique combination of flexibility, durability, and environmental resistance that makes it ideal for sealing and gasketing applications.
| BENEFIT | WHY IT MATTERS |
|---|---|
| Temperature Resistance | Maintains performance in extreme heat and cold environments. |
| UV Resistance | Resists degradation from prolonged outdoor exposure. |
| Ozone Resistance | Supports long-term durability in harsh environments. |
| Flexibility | Maintains sealing performance over time. |
| Chemical Resistance | Withstands many industrial chemicals and cleaning agents. |
| Weather Resistance | Performs reliably in demanding indoor and outdoor applications. |
Bellofram Elastomers Silicone Extrusion Capabilities
Bellofram Elastomers manufactures a wide variety of custom rubber extrusion shapes and profile extrusions.
| PROFILE TYPE | EXAMPLES |
|---|---|
| Tubing | Solid or sponge hollow tubes |
| Cord | Solid or sponge round cord |
| Rectangular Profiles | Solid or sponge rectangles and strips |
| Custom Profiles | Solid or sponge profiles engineered to customer specifications |
Additional capabilities include:
- U-channels, P- , double-P, E-, T- and D-profiles, and other rubber extrusion shapes.
- Profile extrusions in soft, medium, firm, and extra firm densities.
- Extrusions made from closed cell silicone sponge, solid silicone, EPDM, neoprene, and other elastomer options.
- Large extrusions supporting up to 3.5-inch OD for heavy-duty applications.
- Custom materials for industry-specific standards such as UL 94 V-0, UL HB, NSF, ANSI 51, BMS 1-23, BMS 1-60, and many others.
Common Applications for Custom Silicone Rubber Extrusions
Custom silicone extrusions are used throughout a variety of industries and environments.
| INDUSTRY | TYPICAL USES |
|---|---|
| Automotive | Underhood seals, environmental protection, and high-cycle mechanisms |
| Aersopace | Temperature-resistant seals and vibration-resistant components |
| Industrial Equipment | Gasketing, sealing, and insulation |
| HVAC | Air handling and environmental sealing |
| Lighting and Electronics | LED gasketing and dust, moisture, vibration, and environmental protection |
| Transportation | Weather sealing and vibration isolation |
| Converters | Uniform profile extrusions for downstream fabrication |
How To Choose Trusted Silicone Extrusion Companies
Selecting the right silicone extrusion company can significantly impact product performance, lead times, and overall project success.
Factors to consider:
- In-house compounding capabilities
- Material expertise
- Manufacturing capacity
- Quality certifications
- Prototype-to-production support
- Technical engineering support
The best silicone extrusion companies offer more than production capacity, they help optimize material selection, profile design, and manufacturing efficiency.
Why Engineers Choose Bellofram Elastomers
Bellofram Elastomers provides customers with a single-source partner for custom silicone extrusion manufacturing.
- Made in USA manufacturing
- Custom profile development
- In-house compounding expertise
- Large profile extrusion capabilities
- Prototype through production support
- Technical material selection assistance
- ISO 9001:2015 and AS9100D certified manufacturing
- Scalable production capacity
By combining engineering expertise with advanced manufacturing capabilities, Bellofram Elastomers helps customers reduce complexity, shorten lead times, and improve product performance.
Frequently Asked Questions About Custom Silicone Extrusions
What is a custom silicone extrusion?
A custom silicone extrusion is a continuous profile manufactured by forcing silicone rubber through a precision die to create a specific cross-sectional shape. Common examples include silicone tubing, cords, U-channels, P-profiles, D-profiles, E-profiles, and custom sealing geometries.
What are silicone extrusions used for?
Silicone extrusions are commonly used for sealing, gasketing, vibration isolation, thermal management, environmental protection, and cushioning in aerospace, transportation, industrial equipment, HVAC, electronics, lighting, and other demanding applications.
What shapes can silicone extrusions be manufactured in?
Bellofram Elastomers manufactures a wide variety of rubber extrusion shapes including hollow tubes, cords, rectangles, U-channels, P-profiles, double-P profiles, E-profiles, T-profiles, D-profiles, and fully custom profile extrusions.
What materials are available besides silicone?
In addition to solid silicone and silicone sponge, Bellofram Elastomers manufactures custom extrusions using EPDM, neoprene, and other elastomer compounds selected to meet specific environmental, temperature, and performance requirements.
What is the difference between solid silicone and silicone sponge extrusions?
Solid silicone extrusions provide excellent durability, strength, and environmental resistance. Silicone sponge extrusions offer compressibility and cushioning characteristics that make them ideal for sealing applications where compression set resistance is important.
How large can Bellofram Elastomers silicone extrusions be?
Bellofram Elastomers manufactures large profile extrusions up to 3.5 inches OD, making them suitable for heavy-duty industrial, transportation, infrastructure, and environmental sealing applications.
Can custom silicone extrusions meet industry standards?
Yes. Bellofram Elastomers can formulate materials to meet requirements such as UL 94 V-0, UL HB, NSF, ANSI 51, BMS 1-23, BMS 1-60, and other industry-specific specifications.
What industries use custom silicone extrusions?
Custom silicone extrusions are commonly used in aerospace, automotive, transportation, industrial equipment, HVAC, lighting, electronics, and many other industries requiring reliable sealing and environmental protection.
Are Bellofram Elastomers silicone extrusions made in the USA?
Yes. Bellofram Elastomers manufactures custom silicone extrusions at its facility in Newell, West Virginia, providing customers with domestic manufacturing, engineering support, and dependable lead times.
Can Bellofram Elastomers help develop a custom extrusion profile?
Yes. Our engineering and manufacturing teams work with customers to develop custom silicone extrusion profiles that meet application-specific requirements for geometry, durometer, density, sealing performance, environmental resistance, and regulatory compliance.
Request a Quote for Custom Silicone Extrusions
There are several silicone extrusion companies in the U.S., but in choosing Bellofram Elastomers you gain access to a single-source provider that reduces complexity and lead times. Our scalable production capabilities allow us to support both small prototypes and large-scale manufacturing, providing the precision, reliability, and efficiency you need for project success.
Contact us today to learn more about our custom silicone extrusion services and how we can help you achieve your goals.