Type E SixLayer AC Hose Factory Leading China Suppliers of Automotive HVAC Hoses
The Type E Six-Layer A/C Hose is a high-performance automotive air conditioning solution engineered for extreme durability and precision. Specifically designed for cars, trucks, and heavy-duty vehicles, this multi-layer construction ensures superior sealing and operational stability under fluctuating pressures, making it an essential component for modern vehicle HVAC systems.
By integrating advanced materials and a six-layer structural design, this hose provides exceptional resistance to permeability and environmental degradation. Whether dealing with R134a, R404a, or R12 refrigerants, the Type E hose maintains peak efficiency, reducing refrigerant loss and ensuring long-term reliability in the most demanding automotive environments.
Detailed Parameters
| Common Sizes (I.D/O.D) | 5/16" to 5/8" (8.2mm to 16.0mm I.D) | Refrigerant Compatibility | R134a, R404a, R12 |
|---|---|---|---|
| Max Working Pressure | Up to 3.5 Mpa (508 Psi) | Min Burst Pressure | Up to 55 Mpa (3190 Psi) |
| Permeation Rate | 1.6 kg/㎡/year | Min Bend Radius | 70mm to 85mm |
| Wall Thickness | 5.0mm to 6.3mm | Pressure Tolerance | High Pulse-Resistance |
| Material Property | Six-Layer Composite | Performance Standard | Low Permeability/Aging Resistant |
Key Advantages
Low Permeability
Advanced six-layer barrier technology minimizes refrigerant leakage, ensuring system efficiency.
Aging Resistance
Formulated to withstand prolonged exposure to heat and chemicals without degrading.
Pulse-Resistance
Engineered to absorb high-frequency pressure spikes common in automotive A/C cycles.
Ozone Protection
Superior resistance to ozone cracking, extending the service life of the hose in outdoor conditions.
Shock Absorption
Designed to withstand mechanical vibrations and physical shocks during vehicle operation.
OEM/ODM Versatility
Custom design and testing reports available to meet specific international automotive standards.
Product Gallery
Management Platforms
Expert Engineering
Technical leadership from former Goodyear and Parker engineers ensures global quality standards.
R&D Innovation
Collaboration with top research institutions to develop next-gen automotive rubber materials.
OEM/ODM Service
Full-cycle support from initial product design and development to final testing reports.
Performance Testing
In-house experimentation capabilities to verify burst pressure and permeability limits.
Diverse Packaging
Options include PVC film, color woven bags, pallets, cartons, and spool packing.
Market Leadership
A Top 3 manufacturer in China with over 15 years of deep domestic and international experience.
Investment Return Comparison
| Feature Comparison | Standard A/C Hose | KEMO Type E Hose |
|---|---|---|
| Layer Structure | Single/Double Layer | Six-Layer Composite |
| Permeation Rate | Moderate | Ultra-Low (1.6 kg/㎡/y) |
| Service Life | Standard | Extended (Anti-Aging) |
| Burst Pressure | Standard Industrial | High-Pressure Reinforced |
| Customization | Limited | Full OEM/ODM Support |
Frequently Asked Questions
The six-layer construction creates a multiple-barrier system that significantly reduces refrigerant permeation and enhances resistance to ozone and aging, ensuring a longer system lifespan.
Our Type E hoses are fully compatible with R134a, R404a, and R12 refrigerants, making them suitable for a wide range of vehicle types.
Yes, we provide professional OEM and ODM services, including new product design, material development, and comprehensive testing reports tailored to your request.
The hose is engineered with specific pulse-resistance properties that allow it to absorb sudden pressure spikes without risking rupture or leakage.
We offer five packaging methods: Transparent PVC film, color woven bags (Blue/White/Green/Yellow), pallet packing, carton packing, and spool packing.
These hoses are used in the Air Conditioning Systems of cars, trucks, and other commercial vehicles where low permeability and shock resistance are critical.
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