Custom Silicone Extrusions
Custom engineered silicone extrusions developed to client proprietary 2D/3D blueprints. Produced on automated vertical and horizontal hot-air vulcanization lines with precision laser micrometer dimensional feedback.
Types & Configurations of Custom Silicone Extrusions
Multi-Lumen Medical Catheter Tubes
Precision extruded silicone tubing featuring multiple internal fluid and wire channels.
Dual-Hardness Solid/Sponge Co-Extrusions
Firm solid mounting channel co-extruded with ultra-soft closed-cell sponge sealing bulb.
Hermetic Inflatable Door Seals
Elastomeric inflatable bladder profiles sealing autoclave and pharmaceutical cleanroom doors.
Fiberglass-Braided Silicone Profiles
Extruded silicone jacketed over internal fiberglass core for extreme tensile pull strength.
Custom Color-Matched Architectural Strips
UV-stable silicone glazing strips custom color-matched to RAL and Pantone specifications.
Key Industrial Applications
Specifications & Technical Details
Custom Silicone Extrusions can be precision-manufactured in custom dimensions, wall thicknesses, cross-sections, and durometers to match your exact application specifications. Below are typical engineering cross-section drawings and technical parameters for reference.
Typical Dimension Drawings & Blueprint Cross-Sections
Technical Specifications
| Parameter | Specification / Options |
|---|---|
| Die Manufacturing Lead Time | 3 to 5 working days from CAD model sign-off |
| Dimensional Tolerances | DIN ISO 3302-1 Class E1 precision extruded tolerance |
| Hardness Availability | 20A to 85A Shore A (solid); 0.30 to 0.75 g/cm³ (sponge) |
| Curing Technology | Clean hot-air vulcanization (HAV) lines with zero sulfur contaminants |
| Post-Curing | Secondary forced-air post-curing ovens eliminating volatile cyclosiloxanes |
| Color Formulation | Full Pantone and RAL color matching with food-grade non-bleeding pigments |
| Operating Temp | -60°C to +250°C continuous (+300°C peak) |
Material Selection & Properties
We offer specialized compound formulations tailored to chemical media, thermal extremes, static deflection, and dynamic fatigue requirements. The best material depends on your operating environment and required service life.
| Material / Polymer | Key Engineering Properties | Recommended Applications & Considerations |
|---|---|---|
| General Purpose Silicone | Thermal stability from -60°C to +200°C, dielectric | Electrical insulation, high-temp oven door seals |
| Platinum-Cured Silicone | Ultra-pure, non-yellowing, zero peroxide byproducts | Medical fluid transfer, pharmaceutical filling lines |
| High-Temperature Grade | Continuous operation up to +250°C, intermittent +300°C | Automotive turbocharger hoses, furnace baffles |
| Flame Retardant (UL94 V-0) | Low smoke toxicity, self-extinguishing flame resistance | Rail transit interior seals, EV battery pack insulation |
| Conductive / Antistatic Silicone | Volume resistivity 10² to 10⁴ Ω·cm for ESD shielding | Avionics EMI/RFI shielding, semiconductor handling |
Important Engineering Guidance
The above properties are general characteristics. Final material selection depends on your specific application, operating conditions, load requirements, media compatibility, and service temperature. Please contact our polymer engineering team for tailored compounding guidance on Custom Silicone Extrusions.
Production Batch Gallery
Actual production batch examples of Custom Silicone Extrusions manufactured for OEM, automotive, railway, and heavy engineering clients. We manufacture standard catalogue sizes as well as bespoke custom geometries from your CAD models or physical samples.
Request an Engineering Quote
Share your required dimensions, polymer grade, or 2D/3D drawings for immediate engineering review and quote.