The Type E Four-Layer A/C Hose is a premium-grade automotive solution engineered for high-performance air conditioning systems in cars, trucks, and diverse commercial vehicles. Specifically designed to handle the rigorous demands of modern HVAC systems, this hose ensures optimal refrigerant flow while maintaining structural integrity under extreme thermal and pressure fluctuations.
By utilizing advanced multi-layer construction, KEMO's A/C hoses provide superior protection against permeability and environmental degradation. Whether you are seeking OEM replacements or custom ODM developments, our hoses are compatible with industry-standard refrigerants including R134a, R404a, and R12, ensuring seamless integration and long-term reliability in the field.
Detailed Parameters
| Working Pressure | 3.5 Mpa (508 Psi) | Burst Pressure | Up to 3190 Psi (22 Mpa) |
|---|---|---|---|
| Compatible Refrigerants | R134a, R404a, R12 | Permeation Rate | 1.6 kg/㎡/year |
| Standard Sizes (I.D) | Φ8 / Φ11.2 / Φ13 / Φ15.2 / 3/4" / 7/8" / 1-1/8" | Thickness Range | 3.5mm to 6.3mm |
| Bend Radius | 55mm to 85mm (Depending on size) | Construction | Type E Four-Layer Structure |
| Outer Diameter (O.D) | 15.2mm to 41.0mm | Tolerance | ±0.3mm (I.D) / ±0.5mm (O.D) |
Key Advantages
Low Permeability
Advanced four-layer sealing prevents refrigerant leakage, maintaining system efficiency and cooling power.
Aging Resistance
Engineered with high-grade polymers to resist degradation over time, ensuring a longer service life.
Pulse Resistance
Capable of absorbing high-frequency pressure pulses without risking structural failure or fatigue.
Ozone Resistance
Specially formulated to prevent cracking and weathering caused by ozone and UV exposure.
Shock Resistance
Designed to withstand mechanical vibration and external shocks common in automotive environments.
Precision Fit
Strict tolerance control (±0.3mm/±0.5mm) ensures perfect fitment for various vehicle models.
Product Gallery
Management Platforms
OEM & ODM Services
Full-cycle support from initial product design and development to final testing and validation.
Expert Engineering
Technical leadership from former Goodyear and Parker engineers with over 15 years of expertise.
R&D Innovation
Partnerships with top Chinese research institutions to develop new materials and production processes.
Rigorous Testing
In-house testing capabilities to provide comprehensive performance reports as per customer requests.
Flexible Packaging
Options including PVC film, color woven bags, pallets, cartons, and spools for secure transit.
Market Leadership
Recognized as a Top 3 manufacturer in China with extensive domestic and international reach.
Investment Return Comparison
| Standard Rubber Hose | KEMO Type E Hose | |
|---|---|---|
| Leakage Rate | Moderate Permeability | Ultra-Low Permeability |
| Service Life | Standard Lifespan | Extended (Aging Resistant) |
| Pressure Stability | Prone to Pulse Fatigue | High Pulse-Resistance |
| Weathering | Susceptible to Ozone | High Ozone Resistance |
| Customization | Limited Off-the-shelf | Full OEM/ODM Support |
Frequently Asked Questions
The Type E hose features a specialized four-layer construction that significantly reduces refrigerant permeation and increases resistance to pulses, ozone, and aging compared to standard rubber hoses.
Our A/C hoses are fully compatible with R134a, R404a, and R12 refrigerants, making them suitable for a wide range of vehicle types.
Yes, we offer comprehensive OEM and ODM services, including new product design, development, and professional testing reports based on specific customer requirements.
We employ engineers from industry leaders like Goodyear and Parker and collaborate with top research institutions to implement advanced materials and rigorous testing protocols.
We provide multiple packaging solutions including transparent PVC film, color woven bags (Blue/White/Green/Yellow), pallets, cartons, and spools to ensure safe delivery.
Absolutely. The Type E hose is specifically designed for cars, trucks, and other heavy vehicles, offering the high burst pressure and shock resistance required for heavy-duty applications.
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