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Quality Fluorine Rubber Heat Shrink Tubing from Leading China Factory and Suppliers for Extreme Conditions
Product Features
-
🌡️ 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.
-
⚡ 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
-
🔧 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℃/10minutes |
% |
|
-15～+5 |
Limited Shrinkage |
200℃/3minutes |
||
No cracks on the surface |
Water Absorption |
23℃/24hours |
||
≤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℃/4hours |
||
No cracks, no flow, no dripping |
Low Temperature Flexibility |
-55℃/4hours |
||
No cracks on the surface |
Resistance Color fastness to light |
Color Tolerance ≤ Standard Sample |
||
Physical Performance |
Breakage Elongation |
200℃±5℃/168hours |
≥200% |
|
Tensile Strength |
200℃±5℃/168hours |
≥10.0 MPa |
||
Electrical Performance |
Dielectric Strength |
— |
≥10 KV/mm |
|
Insulation Pressure Resistance |
3000V/60seconds |
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℃/24Hours) |
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℃/16hours |
No dents or discoloration |
||
Salt Atmosphere |
48hours |
No corrosion, damage or bulging |
||
Packaging & Advantages
📦 Packaging & Storage
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
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 Size |
After Contraction Size |
||
mm |
Inner Diameter |
Wall Thickness |
Max. Inner Diameter |
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 |
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Frequently Asked Questions (FAQ)
What is the operating temperature range of this fluorine rubber heat shrink tubing?
This tubing operates reliably from -55°C to 200°C, with short-term exposure tolerance up to 220°C, making it suitable for demanding high-temperature environments such as engine compartments and industrial equipment.
What is the shrink ratio and at what temperature does shrinkage occur?
The tubing has a 2:1 shrink ratio (radial shrinkage 50%, axial shrinkage <20%). Shrinkage begins at 150°C and is fully completed at 175°C. Apply heat evenly using a heat gun or oven for best results.
Is this heat shrink tubing resistant to chemicals and oils?
Yes. The fluorine rubber material provides excellent resistance to fuels, lubricating oils, hydraulic fluids, and organic solvents. It is ideal for use in fuel tanks, hydraulic systems, and other chemically aggressive environments.
What environmental and safety certifications does this product comply with?
This product is compliant with ROHS, REACH, and Sony SS-00259 environmental directives. It is free from halogens, PBDEs, and other hazardous substances. It also carries UL94 V-0 flame retardancy rating and is certified to UL, ISO 9001, and IATF16949 standards.
What are the packaging specifications and storage requirements?
The tubing is available coiled or straight-cut, packaged at 50 meters per roll in sealed moisture-proof bags. Recommended storage conditions are -20°C to 30°C with relative humidity below 70%. Avoid prolonged UV exposure.
What size specifications are available for this heat shrink tubing?
The tubing is available in a wide range of sizes from Ф1.6mm to Ф50.8mm (before contraction). Each size has defined inner diameter and wall thickness tolerances both before and after shrinkage to suit various wire and component diameters. Please refer to the product specification sheet above for full details.