Custom-Thickness Silicone Sheets
Custom thickness silicone sheets manufactured to exact engineering tolerances. Utilizing multi-roll precision calenders and specialized grinding machinery to achieve non-standard thicknesses from 0.2mm ultra-thin elastomeric membranes up to 50mm heavy cast blocks.
Types & Configurations of Custom-Thickness Silicone Sheets
Micro-Thin Silicone Diaphragm Foils (0.2mm - 0.5mm)
Ultra-flexible membranes for low-pressure sensing transducers and medical check valves.
High-Precision Calendered Shims (±0.05mm)
Tight tolerance silicone shims compensating for stacked tolerances in aerospace optical systems.
Heavy Compression Molded Blocks (25mm - 50mm)
Thick solid silicone blocks absorbing high-temperature vibration in testing rigs.
Dual-Durometer Multi-Layer Silicone Sheets
Laminated sheets featuring soft 30A sealing face vulcanized to firm 70A structural backing.
Custom Roll Widths up to 1800mm
Extra-wide seamless silicone sheeting eliminating joint seams in large solar laminators.
Key Industrial Applications
Specifications & Technical Details
Custom-Thickness Silicone Sheets 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 |
|---|---|
| Thickness Spectrum | 0.20mm up to 50.0mm custom thickness |
| Thickness Tolerance | Down to ±0.05mm across entire roll width |
| Curing Systems | Platinum-cured (addition cure) or Peroxide-cured |
| Reinforcement Options | Available with internal fiberglass, polyester, or Nomex® woven fabric layers |
| Surface Finishes | Mirror-polished, fine matte, cloth-impression, or silicone PSA adhesive backed |
| Traceability | Full dimensional laser micrometer inspection report and raw material batch certificate |
| Operating Temp | -60°C to +250°C (up to +300°C with heat stabilizers) |
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-Thickness Silicone Sheets.
Production Batch Gallery
Actual production batch examples of Custom-Thickness Silicone Sheets 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.