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China Medical-Grade Silicone Tube Factory - Trusted Suppliers for High-Purity Platinum-Cured Silicone Rubber
★ Key Features & Advantages
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✓Superior Biocompatibility & Certification Complies with ISO13485 (Biological Evaluation of Medical Devices) standards. Undergoes rigorous testing to ensure it does not cause cytotoxicity, sensitization, or irritation.
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◆Excellent Physical & Temperature Resistance Operates stably from -60℃ to 220℃. Highly transparent, flexible, and resistant to repeated kinking and aging.
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⚡Stable Chemical & Electrical Properties Resistant to a wide range of bodily fluids, pharmaceuticals, and disinfectants. Excellent electrical insulation performance.
▸ Product Specifications & Parameters
◎ Material: High-purity platinum-cured silicone rubber.
◎ Standard Color: High transparency (custom colors available upon request).
◎ Inner Diameter Range: Various sizes from small to large bore, customizable per drawings.
◎ Process: Produced via batch process for high transparency and tear resistance.
▸ Characteristics
| Item | Parameter | |||
| (Shore A)(Hardness) | 40A±5A | 50A±5A | 60A±5A | 70A±5A |
| MPa(Kg/cm²) Tensile Strength | ≧8.0 | ≧7.0 | ≧7.0 | ≧8.0 |
| Elongation | ≧500% | ≧500% | ≧400% | ≧300% |
| kN/m(kgf/cm) Tear Strength | ≧18 | ≧25 | ≧25 | ≧40 |
| Ω·m(Ω·cm) Physical Resistivity | ≧2×10¹⁴ | ≧2×10¹⁴ | ≧2×10¹⁴ | ≧2×10¹⁴ |
| KV/mm Dielectric Strength | ≧20 | ≧20 | ≧20 | ≧20 |
| Use Temperature Range | -50～+200 | -50～+200 | -50～+200 | -50～+200 |
| Aging Condition 200°C | No cracking at 4h | No cracking at 4h | No cracking at 4h | No cracking at 4h |
| Breakdown Strength | 20kv/mm | 20kv/mm | 20kv/mm | 20kv/mm |
| Ozone Resistance | Flawless | Flawless | Flawless | Flawless |
▸ Main Purpose
🌟 Primary Application Fields
◎ Automotive Industry: Fuel lines, brake lines, turbocharger hoses, coolant systems, and air intake systems.
◎ Industrial Machinery: Hydraulic and pneumatic systems, chemical transfer lines, food processing equipment (e.g., beverage filling lines), and pharmaceutical machinery.
◎ Aerospace & Defense: Aircraft fuel systems, hydraulic lines, and environmental control systems.
◎ Renewable Energy: Solar thermal systems, wind turbine cooling systems, and geothermal applications.
◎ Heavy Equipment & Mining: Excavator hydraulic hoses, mining slurry transfer lines, and dust extraction systems.
🛠 Usage Precautions & Maintenance
◎ Installation & Connection: Use medical-grade clamps or quick-connect fittings. Avoid over-stretching or twisting.
◎ Cleaning & Sterilization: Supports autoclaving (steam sterilization), gamma irradiation, and ethylene oxide sterilization. Can be cleaned with water, alcohol, or medical-grade detergents.
◎ Storage Conditions: Store in a cool, dry, ventilated place away from direct sunlight and sharp objects.
◎ Compatibility Testing: Conduct compatibility tests before use with strong acids, alkalis, or solvents.
▸ Product Specification Sheet
| Specifications | Wall Thickness Standard 0.5–0.9 |
Wall Thickness Standard 1.0–1.9 |
Wall Thickness Standard 2.0–2.9 |
Wall Thickness Standard 3.0–3.9 |
Wall Thickness Standard 4.0–5.0 |
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| Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | |
| Φ0.4 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | - | - | - | - | - | - |
| Φ0.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | - | - | - | - | - | - |
| Φ0.6 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | - | - | - | - | - | - |
| Φ0.7 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | - | - | - | - | - | - |
| Φ0.8 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | - | - | - | - | - | - |
| Φ1.0 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | - | - |
| Φ1.2 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | - | - |
| Φ1.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | - | - |
| Φ2.0 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | ±0.2 | ±0.25 |
| Φ2.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | ±0.2 | ±0.25 |
| Φ3.0 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ3.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ4.0 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ4.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ5.0 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ5.5 | ±0.1 | ±0.1 | ±0.1 | ±0.15 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.25 |
| Φ6.0 | ±0.15 | ±0.1 | ±0.15 | ±0.15 | ±0.15 | ±0.25 | ±0.2 | ±0.25 | ±0.25 | ±0.25 |
| Φ6.5 | ±0.15 | ±0.1 | ±0.15 | ±0.15 | ±0.15 | ±0.25 | ±0.2 | ±0.25 | ±0.25 | ±0.25 |
| Φ7.0 | ±0.15 | ±0.1 | ±0.15 | ±0.15 | ±0.15 | ±0.25 | ±0.2 | ±0.25 | ±0.25 | ±0.25 |
| Φ7.5 | ±0.15 | ±0.1 | ±0.15 | ±0.15 | ±0.15 | ±0.25 | ±0.2 | ±0.25 | ±0.25 | ±0.25 |
| Φ8.0 | ±0.2 | ±0.1 | ±0.2 | ±0.1 | ±0.2 | ±0.25 | ±0.2 | ±0.25 | ±0.25 | ±0.3 |
| Φ8.5 | ±0.2 | ±0.1 | ±0.2 | ±0.15 | ±0.2 | ±0.25 | ±0.2 | ±0.3 | ±0.25 | ±0.3 |
| Φ9.0 | ±0.2 | ±0.1 | ±0.2 | ±0.15 | ±0.2 | ±0.25 | ±0.2 | ±0.3 | ±0.25 | ±0.3 |
| Φ9.5 | ±0.2 | ±0.1 | ±0.2 | ±0.15 | ±0.2 | ±0.25 | ±0.2 | ±0.3 | ±0.25 | ±0.3 |
| Φ10.0 | ±0.2 | ±0.1 | ±0.2 | ±0.2 | ±0.2 | ±0.3 | ±0.25 | ±0.3 | ±0.25 | ±0.3 |
| Φ11.0 | ±0.3 | ±0.15 | ±0.3 | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.35 | ±0.3 | ±0.35 |
| Φ12.0 | ±0.3 | ±0.15 | ±0.3 | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.35 | ±0.3 | ±0.35 |
| Φ13.0 | ±0.3 | ±0.15 | ±0.3 | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.35 | ±0.3 | ±0.35 |
| Φ14.0 | ±0.3 | ±0.15 | ±0.3 | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.35 | ±0.3 | ±0.35 |
| Φ15.0 | ±0.3 | ±0.15 | ±0.3 | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.35 | ±0.3 | ±0.35 |
| Φ16.0 | ±0.4 | ±0.15 | ±0.4 | ±0.25 | ±0.4 | ±0.35 | ±0.45 | ±0.35 | ±0.45 | ±0.35 |
| Φ17.0 | ±0.4 | ±0.15 | ±0.4 | ±0.25 | ±0.4 | ±0.35 | ±0.45 | ±0.35 | ±0.45 | ±0.35 |
| Φ18.0 | ±0.4 | ±0.15 | ±0.4 | ±0.25 | ±0.4 | ±0.35 | ±0.45 | ±0.35 | ±0.45 | ±0.35 |
| Φ19.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.45 | ±0.35 | ±0.45 | ±0.35 |
| Φ20.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.5 | ±0.35 | ±0.5 | ±0.35 |
| Specifications | Wall Thickness Standard 0.5–0.9 |
Wall Thickness Standard 1.0–1.9 |
Wall Thickness Standard 2.0–2.9 |
Wall Thickness Standard 3.0–3.9 |
Wall Thickness Standard 4.0–5.0 |
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| Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | Internal Diameter Tolerance | Wall Thickness Tolerance | |
| Φ21.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.5 | ±0.35 | ±0.5 | ±0.35 |
| Φ22.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.5 | ±0.35 | ±0.5 | ±0.35 |
| Φ23.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.5 | ±0.35 | ±0.5 | ±0.35 |
| Φ24.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.5 | ±0.35 | ±0.5 | ±0.35 |
| Φ25.0 | ±0.5 | ±0.15 | ±0.5 | ±0.25 | ±0.5 | ±0.35 | ±0.3 | ±0.4 | ±0.5 | ±0.45 |
| Φ26–30 | ±0.8 | ±0.2 | ±0.8 | ±0.25 | ±0.8 | ±0.4 | ±0.8 | ±0.4 | ±0.8 | ±0.45 |
| Φ31–35 | ±1.5 | ±0.2 | ±1.5 | ±0.25 | ±1.5 | ±0.4 | ±1.5 | ±0.5 | ±1.5 | ±0.45 |
| Φ36–40 | ±1.5 | ±0.2 | ±1.5 | ±0.25 | ±1.5 | ±0.4 | ±1.5 | ±0.5 | ±1.5 | ±0.45 |
| Φ41–45 | ±1.8 | ±0.2 | ±1.8 | ±0.25 | ±1.8 | ±0.4 | ±1.8 | ±0.5 | ±1.8 | ±0.45 |
| Φ46–50 | ±1.8 | ±0.2 | ±1.8 | ±0.25 | ±1.8 | ±0.4 | ±1.8 | ±0.5 | ±1.8 | ±0.45 |
| Φ51–55 | ±2.5 | ±0.25 | ±2.5 | ±0.3 | ±2.5 | ±0.5 | ±2.5 | ±0.5 | ±2.5 | ±0.45 |
| Φ56–60 | — | — | ±3.0 | ±0.3 | ±3.0 | ±0.5 | ±13.0 | ±0.5 | ±3.0 | ±0.5 |
| Φ61–65 | — | — | ±4.0 | ±0.3 | ±4.0 | ±0.5 | ±4.0 | ±0.5 | ±4.0 | ±0.5 |
| Φ66–70 | — | — | ±5.0 | ±0.4 | ±5.0 | ±0.5 | ±5.0 | ±0.5 | ±5.0 | ±0.5 |
| Φ71–75 | — | — | ±6.0 | ±0.4 | ±6.0 | ±0.5 | ±6.0 | ±0.55 | ±6.0 | ±0.6 |
Make a Free Consultation
❓ Frequently Asked Questions
Q
What material is this silicone tube made of, and is it safe for medical use?
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The tube is made of high-purity platinum-cured silicone rubber, complying with ISO13485 standards for biological evaluation of medical devices. It has been rigorously tested to confirm it does not cause cytotoxicity, sensitization, or irritation, making it fully safe for medical-grade applications.
Q
What is the operating temperature range of this silicone tubing?
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This silicone tubing operates stably across a wide temperature range from -60℃ to 220℃, making it suitable for extreme cold and high-heat environments including automotive, aerospace, and industrial applications.
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Can custom sizes or colors be ordered?
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Yes. The standard color is high transparency, but custom colors are available upon request. Inner diameter sizes can be customized per customer drawings, covering a wide range from small to large bore configurations.
Q
What sterilization methods are compatible with this silicone tubing?
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The tubing supports multiple sterilization methods including autoclaving (steam sterilization), gamma irradiation, and ethylene oxide sterilization. It can also be cleaned using water, alcohol, or medical-grade detergents without degradation.
Q
How should this silicone tubing be stored to maintain its quality?
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Store the tubing in a cool, dry, and well-ventilated location, away from direct sunlight and sharp objects. Avoid exposure to strong acids, alkalis, or solvents without prior compatibility testing. Proper storage ensures long-term performance and dimensional stability.
Q
What industries is this platinum-cured silicone tubing suitable for?
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This tubing is highly versatile and serves multiple industries including automotive (fuel lines, coolant systems), industrial machinery (hydraulic/pneumatic systems, food processing), aerospace & defense (aircraft fuel and hydraulic lines), renewable energy (solar thermal, wind turbine cooling), and heavy equipment & mining (excavator hydraulic hoses, slurry transfer lines).