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Excellent Fluorine Rubber Heat Shrink Tubing from Leading China Suppliers - High-Performance Factory Solutions
Product Features
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High-Temperature Resistance
• Operating temperature range: -55°C to 200°C (short-term exposure up to 220°C).
• Shrinkage temperature: starts at 150°C, fully shrinks at 175°C. -
Chemical & Oil Resistance
• Resistant to fuel, lubricating oil, hydraulic fluid, and organic solvents; ideal for engine compartments, fuel tanks, and hydraulic systems.
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Mechanical & Electrical Properties
• Shrink ratio: 2:1 (radial shrinkage 50%, axial shrinkage <20%).
• Tensile strength: 10.5 N/mm², elongation 300%, ensuring flexibility and tear resistance.
• Insulation: Volume resistivity >10¹⁴ Ω·cm, dielectric strength ≥26 kV/mm, meeting electrical safety standards. -
Environmental & Safety Compliance
• Compliant with ROHS, REACH, and Sony SS-00259 environmental directives; free from halogens, PBDEs, and other hazardous substances.
• Flame retardancy: UL94 V-0 rated, self-extinguishing within 15 seconds, suitable for high-safety environments.
Technical Specifications
| Parameter | Value |
|---|---|
| Material | Fluorine rubber |
| Color | Black |
| Density | 1.9 g/cm³ |
| Water Absorption | 0.2% |
| Certification Standards | UL, IS9001, IATF16949 |
Usage Instructions
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Installation
• Slide tubing over the component to be protected, ensuring full coverage.
• Apply heat (e.g., heat gun or oven) at 175°C until fully shrunk and conformal.
• After cooling, verify sealing and insulation integrity. -
Cautions
• Avoid excessive heating to prevent material degradation.
• Store in dry conditions; avoid prolonged UV exposure.
Characteristics
| Product Performance | Testing Condition | Unit | Performance Standard | |
|---|---|---|---|---|
| Physical Performance | Longitudinal Shrinkage Ratio | 250℃±3℃ / 10 minutes | % | |
| Limited Shrinkage | 200℃ / 3 minutes | No cracks on the surface | ||
| Water Absorption | 23℃ / 24 hours | ≤0.2% | ||
| Density | — | ≤1.90 g/cm³ | ||
| Tensile Strength | 500mm/minute | ≥13.0 MPa | ||
| 2% Tensile Secant Modulus | — | 80～160 MPa | ||
| Breakage Elongation | 500mm/minute | ≥350% | ||
| Heat Shock | 300℃ / 4 hours | No cracks, no flow, no dripping | ||
| Low Temperature Flexibility | -55℃ / 4 hours | No cracks on the surface | ||
| Resistance Color Fastness to Light | — | Color Tolerance ≤ Standard Sample | ||
| After Thermal Aging | Breakage Elongation | 200℃±5℃ / 168 hours | ≥200% | |
| Tensile Strength | ≥10.0 MPa | |||
| Electrical Performance | Dielectric Strength | — | ≥10 kV/mm | |
| Insulation Pressure Resistance | 3000V / 60 seconds | No Shock | ||
| Volume Resistivity (Room Temperature) | — | ≥1.0×10¹² Ω·m | ||
| Volume Resistivity (After Humid) | — | ≥1.0×10¹¹ Ω·m | ||
| Chemical Performance | Resistance to Liquid 23℃ / 24 Hours |
Tensile Strength | 500mm/minute | ≥10.0 MPa |
| Breakage Elongation | 500mm/minute | ≥350% | ||
| Quality Change | — | ≤10% | ||
| Flame Retardancy | Self-extinguish within 60s after removing heat | Pass | ||
| Copper Corrosion | 175℃ / 16 hours | No dents or discoloration | ||
| Salt Atmosphere | 48 hours | No corrosion, damage or bulging | ||
Packaging & Advantages
Packaging & Storage
• Packaging: Coiled or straight-cut, 50 meters per roll, sealed in moisture-proof bags.
• Storage conditions: -20°C to 30°C, relative humidity <70%.
Key Advantages Summary
• Extreme environment adaptability: Maintains performance from -55°C to 200°C.
• Comprehensive protection: Resistant to oil, chemicals, flame, and mechanical wear.
• Environmental compliance: Meets international standards, supporting sustainability.
Product Specification Sheet
| Specification (mm) | Before Contraction — Inner Diameter | Before Contraction — Wall Thickness | After Contraction — Max. Inner Diameter | After Contraction — Wall Thickness |
|---|---|---|---|---|
| Ф1.6 | 2.0±0.40 | 0.25±0.05 | 0.8 | 0.50±0.10 |
| Ф2.4 | 2.0±0.40 | 0.25±0.05 | 1.2 | 0.50±0.10 |
| Ф3.2 | 3.8±0.60 | 0.35±0.05 | 1.6 | 0.76±0.15 |
| Ф4.8 | 6.0±0.50 | 0.40±0.05 | 2.4 | 0.89±0.18 |
| Ф6.4 | 7.4±0.50 | 0.40±0.05 | 3.2 | 0.89±0.18 |
| Ф7.9 | 8.4±0.50 | 0.40±0.05 | 3.9 | 0.89±0.18 |
| Ф9.5 | 10.6±0.80 | 0.40±0.06 | 4.8 | 0.89±0.20 |
| Ф12.7 | 13.5±0.80 | 0.40±0.06 | 6.4 | 0.89±0.20 |
| Ф15.9 | 17.0±1.00 | 0.45±0.06 | 8.0 | 1.02±0.20 |
| Ф19.1 | 20.5±1.50 | 0.50±0.08 | 9.5 | 1.07±0.20 |
| Ф22.2 | 23.7±1.50 | 0.50±0.08 | 11.1 | 1.12±0.30 |
| Ф25.4 | 27.0±1.50 | 0.60±0.08 | 12.7 | 1.25±0.30 |
| Ф31.8 | 33.5±1.50 | 0.60±0.08 | 15.9 | 1.30±0.30 |
| Ф38.1 | 40.5±2.00 | 0.65±0.10 | 19.1 | 1.40±0.40 |
| Ф50.8 | 53.0±2.00 | 0.70±0.10 | 25.4 | 1.65±0.43 |
Frequently Asked Questions
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What is the maximum operating temperature of this fluorine rubber heat shrink tubing?This tubing has an operating temperature range of -55°C to 200°C, with short-term exposure capability up to 220°C. It begins shrinking at 150°C and fully shrinks at 175°C, making it suitable for high-temperature industrial environments.
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Is this heat shrink tubing resistant to fuels and chemicals?Yes. The fluorine rubber material provides excellent resistance to fuel, lubricating oil, hydraulic fluid, and organic solvents. It is specifically designed for use in engine compartments, fuel tanks, and hydraulic systems where chemical exposure is common.
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What is the shrink ratio of this tubing?The tubing features a 2:1 shrink ratio, meaning it shrinks radially by 50%. Axial (longitudinal) shrinkage is kept below 20%, ensuring stable coverage length after installation.
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Does this product comply with international environmental and safety standards?Yes. The tubing is fully compliant with ROHS, REACH, and Sony SS-00259 environmental directives. It is halogen-free and PBDE-free. It is also UL94 V-0 flame retardant rated, self-extinguishing within 15 seconds, and certified to UL, ISO9001, and IATF16949 standards.
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How should I install and apply this heat shrink tubing?Slide the tubing over the component to be protected, ensuring full coverage. Then apply heat using a heat gun or oven at approximately 175°C until the tubing is fully shrunk and conforms to the component. After cooling, verify sealing and insulation integrity. Avoid excessive heating to prevent material degradation.
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What are the recommended storage conditions and packaging details?The tubing is available coiled or straight-cut, packaged at 50 meters per roll in sealed moisture-proof bags. It should be stored at temperatures between -20°C and 30°C with relative humidity below 70%. Avoid prolonged exposure to UV light during storage.