PTFE (polytetrafluoroethylene) brake tube is a high performance brake system component, which takes advantage of the unique properties of PTFE material to improve brake performance.
Low expansion coefficient
High temperature and high pressure resistance
Compatible with almost all of the fuel
All assembly hoses have been strictly pressure-tested
Non-stick, smooth surface, low coefficient of friction
Resistance to weathering and aging performance
Brake system, Fuel system
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As a manufacturer of PTFE brake hoses, our company offers the following customization options:
Item No. | Inner Diameter | Outer Diameter | Tube Wall Thickness |
Working Pressure | Burst Pressure | Minimum Bending Radius | Specification | ||||||
(inch) | (mm) | (inch) | (mm) | (inch) | (mm) | (psi) | (bar) | (psi) | (bar) | (inch) | (mm) | ||
ZXAN001-03 | 9/64″ | 3.56 | 0.25 | 6.35 | 0.039 | 1 | 3001.5 | 207 | 12006 | 828 | 2.008 | 51 | AN3 |
ZXAN001-04 | 3/16″ | 4.83 | 0.315 | 8 | 0.033 | 0.85 | 3001.5 | 207 | 12006 | 828 | 2.953 | 75 | AN4 |
ZXAN001-06 | 21/64″ | 8.13 | 0.430 | 10.92 | 0.028 | 0.7 | 2501.3 | 173 | 10005 | 690 | 3.622 | 92 | AN6 |
ZXAN001-08 | 27/64″ | 10.67 | 0.540 | 13.72 | 0.028 | 0.7 | 2001 | 138 | 8004 | 552 | 5.157 | 131 | AN8 |
ZXAN001-10 | 33/64″ | 12.95 | 0.630 | 16 | 0.033 | 0.85 | 1500.8 | 104 | 6003 | 414 | 7.165 | 182 | AN10 |
ZXAN001-12 | 41/64″ | 16.26 | 0.760 | 19.3 | 0.039 | 1 | 1000.5 | 69 | 4002 | 276 | 8.307 | 211 | AN12 |
ZXAN001-16 | 7/8″ | 22.22 | 1.030 | 26.16 | 0.039 | 1 | 750.4 | 52 | 3001.5 | 207 | 16.575 | 421 | AN16 |
ZXAN001-20 | 1-1/8″ | 28.57 | 1.290 | 32.77 | 0.047 | 1.2 | 627.1 | 43 | 2508.5 | 173 | 25.591 | 650 | AN20 |
*Custom-specific probucts may be discussed with us for detailed.
*Contact us for more detailed specs on other series hoses.
1. High-Temperature Resistance:
PTFE brake hoses can operate normally under extreme temperatures, with a typical temperature range from -65°C to 260°C (-85º F to 500º F), which is crucial for the stability of vehicles during high summer temperatures or high-intensity braking.
2. Corrosion Resistance:
PTFE material has excellent resistance to most chemical substances, including acids, bases, organic solvents, etc., enabling PTFE brake hoses to maintain performance in a variety of harsh environments.
3. Wear and Impact Resistance:
The wear and impact resistance of PTFE brake hoses allow them to maintain their original precision and performance during long-term use.
4. Pressure Resistance:
PTFE brake hoses have an extremely high burst pressure, far exceeding the standards of general brake oil hoses, ensuring that the pressure inside the hose is high and stable during emergency braking or high-speed driving, preventing leaks.
5. Low Friction Coefficient:
The low friction coefficient of PTFE material helps to increase the flow velocity of fluids, which is particularly noticeable when compared to metal hoses.
6. Aging Resistance:
PTFE brake hoses possess excellent aging resistance, and even with long-term outdoor use, their performance and service life are not affected by extreme temperature changes, ultraviolet radiation, or chemical corrosion.
7. Flexibility:
PTFE brake hoses can withstand continuous bending, vibration, or impact, and they have better resistance to cyclic fatigue than rubber or metal hoses.
8. Long Service Life:
Due to the aforementioned advantages, the service life of ptfe brake hoses is typically very long, and they have an indefinite shelf life.
9. Impermeability:
PTFE material is virtually impermeable to all substances, which is crucial in applications where fluid leakage prevention is necessary.
1. Material Selection:
Polytetrafluoroethylene (PTFE) Resin: Choose high-quality PTFE resin for its excellent chemical resistance and thermal stability.
2. Extrusion:
Pre-forming: Create a pre-form of the PTFE material through a ram extruder.
Extrusion: Feed the pre-formed PTFE into an extruder to shape the hose. The extruder applies heat and pressure to form a continuous hose with the desired diameter and thickness.
3. Braiding(Covered)
Reinforcement: For added strength and durability, braid the exterior of the PTFE hose with stainless steel or other reinforcement materials.
4. Quality Control:
Inspection: Conduct thorough inspections of the hose for uniformity, and dimensional accuracy.
Testing: Perform pressure tests, and chemical resistance tests to ensure the hose meets industry standards and specifications.
5. burst test
Install a sample of ptfe assembly tubing into the test equipment, gradually increase the pressure in the tubing at a constant rate, and record the highest pressure value reached before bursting
6. Crimped
End Fittings: Attach end fittings, such as flanges or couplings, to the hose to facilitate easy integration into systems.
7. Packaging and Shipping:
Packaging: Carefully package the PTFE hose to prevent damage during transportation.
Labeling: Label the packages with necessary information, including hose specifications, batch numbers, and handling instructions.
Answer: PTFE brake hoses possess excellent resistance to high and low temperatures, corrosion, and wear, making them suitable for use in various harsh environments. They are typically lighter than traditional brake hoses, offering faster braking response and greater braking efficiency. Additionally, the low friction coefficient of PTFE material helps to improve system efficiency.
Answer: The working principle of PTFE brake hoses is based on the caliper principle, similar to traditional braking systems. When the brake pedal is pressed, the master brake cylinder injects brake fluid into the brake cylinder, pushing the brake shoes against the brake disc to achieve braking.
Answer: Compared to other braking systems, PTFE brake hoses offer greater reliability, lighter weight, and higher efficiency. Their chemical resistance and high-temperature tolerance enable them to maintain stable performance even in harsh environments.4. How do I choose the right conductive PTFE hose for my application?
Answer: The service life of PTFE brake hoses is usually very long because they are not easily affected by environmental factors, such as temperature changes and chemical corrosion.
Answer: PTFE brake hoses are suitable for a variety of vehicles, including high-performance cars, racing cars, and industrial vehicles that need to operate under extreme conditions.
Answer: Maintenance for PTFE brake hoses is relatively minimal, but regular inspection and replacement are still necessary to ensure the optimal performance and safety of the braking system.
Answer: PTFE material is inert and does not cause environmental pollution, making it a good choice in terms of environmental friendliness.