Silicone Rubber Glass Fiber Reinforced Sleeving
(Internal Braided Fiber Core, External Silicone Coating)
1. Key Performance Indicators
| Property | Specification |
|---|
| Temperature Range | • Continuous: -65°C to +200°C |
| • Intermittent: +250°C (≤2 hours) |
| Dielectric Strength | 15–35 kV/mm (scales with wall thickness) |
| Flame Resistance | UL 94 V-0 compliant |
| Chemical Resistance | Resists oils, fuels, acids (≤30% conc.), alkalis, ozone, and UV |
| Tensile Strength | ≥20 MPa (longitudinal) |
| Elongation at Break | ≥250% |
| Abrasion Resistance | 3x higher vs. non-reinforced silicone (ASTM D3389) |
| Thermal Aging | ≤20% property change after 168h @ 200°C (IEC 60216) |
2. Technical Parameters
| Parameter | Specification |
|---|
| Construction | • Core: Braided E-glass fiber |
| • Coating: High-temperature silicone rubber |
|
| Wall Thickness | 0.4 mm / 0.6 mm / 1.0 mm / 1.2 mm |
| ID Range | 2 mm – 80 mm |
| Color Availability | Red, black, gray, white, blue (custom Pantone possible) |
| Standards | UL 1441, IEC 60684-2, RoHS 3, REACH SVHC-free |
| Volume Resistivity | >10¹⁴ Ω·cm (@ 25°C) |
| Surface Resistivity | >10¹³ Ω |
| Thermal Conductivity | 0.25 W/m·K |
3. Core Applications
- High-Stress Mechanical Protection
• Abrasion/cut resistance for hydraulic hoses in construction/mining equipment
• Impact protection for robotic arm wiring and pneumatic lines - Corrosive & High-Humidity Environments
• Chemical plant valve/pump insulation
• Offshore platform cable jacketing (saltwater resistance) - Electrical Insulation in Compact Spaces
• Motor lead wire protection (EV traction motors)
• Busbar sleeving in switchboards (replaces heat-shrink tubing) - Thermal Management
• Heat dissipation sleeves for power resistors & inductors
• Thermal runaway protection in battery modules - Fire-Sensitive Areas
• Aircraft engine harness protection (FAR 25.853 compliant)
• Fire-rated cable bundling in tunnels/data centers
4. Structural Advantages
| Feature | Functional Benefit |
|---|
| Internal Fiber Braid | • Superior tensile strength (>200 N/mm²) |
| • Prevents radial expansion under pressure |
|
| External Silicone Layer | • Seamless fluid barrier (IP68 equivalent) |
| • UV/ozone resistance for outdoor use |
|
| Adhesion-Free Design | • Tool-free installation (no heat/glue required) |
| • Reusable for maintenance access |
|
| Halogen-Free Silicone | • Low smoke toxicity (IEC 60754-1) |
Installation Notes:
- Cut with heated blades to prevent fiber fraying
- Compatible with -65°C to +150°C operating environments
- Passes salt spray (ASTM B117), fungus (MIL-STD-810G), and hydrolytic stability tests
Certifications: UL File E349915, TÜV Rheinland ID 70020247, MSHA approval for mining.
