Type E SixLayer AC Hose China Factory and Leading Suppliers for Automotive Systems
The Type E Six-Layer A/C Hose is a premium-engineered solution specifically designed for high-performance automotive air conditioning systems. Built with a sophisticated six-layer construction, this hose ensures maximum durability and efficiency in transporting refrigerants like R134a, R404a, and R12 across cars, trucks, and other heavy-duty vehicles.
Combining industry-leading materials with precision manufacturing, the Type E series delivers exceptional resistance to permeability and ozone degradation. Whether integrated into an OEM assembly or used for custom ODM developments, these hoses are optimized to withstand extreme pulse pressures and harsh environmental conditions, guaranteeing long-term reliability for vehicle cooling systems.
Detailed Parameters
| Compatible Refrigerants | R134a, R404a, R12 | Standard Sizes (I.D) | 5/16", 13/32", 1/2A, 1/2B, 5/8" |
|---|---|---|---|
| Max Working Pressure | Up to 5.5 MPa (800 Psi) | Min Burst Pressure | Up to 55 MPa (8000 Psi) |
| Permeation Rate | 1.6 kg/㎡/year | Bend Radius | 218mm to 85mm (Size dependent) |
| Outer Diameter Range | 19.0mm to 28.6mm | Wall Thickness | 5.0mm to 6.3mm |
| Material Structure | Type E Six-Layer Composite | Core Application | Automotive A/C Systems |
Key Advantages
Low Permeability
Advanced six-layer barrier technology prevents refrigerant leakage, ensuring system efficiency.
Aging Resistance
Engineered to withstand long-term thermal cycling and degradation in harsh engine bays.
Pulse-Resistance
Capable of absorbing high-pressure surges without compromising structural integrity.
Ozone Protection
Specialized outer cladding provides superior resistance to ozone and environmental cracking.
Shock Absorption
Designed to dampen vibrations, reducing wear on connection points and fittings.
Customizable OEM/ODM
Flexible design and testing services to meet specific technical requirements and reports.
Product Gallery
Management Platforms
Expert Engineering
Technical expertise from former Goodyear and Parker engineers ensures world-class product quality.
Advanced R&D
Collaborating with top research institutions to develop new materials and manufacturing processes.
Rigorous Testing
In-house performance experimentation to provide certified testing reports for every batch.
OEM/ODM Capacity
Full-cycle support from new product design and development to final mass production.
Versatile Packaging
Options including PVC film, color woven bags, pallets, cartons, and spools for safe transport.
Market Leadership
Ranked as a Top 3 Manufacturer in China with over 15 years of domestic and global experience.
Investment Return Comparison
| Feature Metric | Standard Hoses | KEMO Type E Hose |
|---|---|---|
| Permeation Loss | Moderate | Ultra-Low (1.6 kg/㎡/yr) |
| Service Lifespan | Standard | Extended (Anti-Aging) |
| Burst Safety Margin | Standard | High (Up to 55 MPa) |
| Environmental Stability | Basic | High Ozone Resistance |
| System Efficiency | Baseline | Optimized for R134a/R404a |
Frequently Asked Questions
The Type E hose features a specialized six-layer composite structure that significantly reduces refrigerant permeation and increases resistance to ozone, aging, and high-pressure pulses compared to standard layers.
Our hoses are fully compatible with industry-standard refrigerants including R134a, R404a, and R12, making them suitable for a wide range of vehicle types.
Yes, KEMO provides comprehensive OEM and ODM services, including custom design, product development, and professional performance testing reports based on customer specifications.
Depending on the size, the minimum burst pressure can reach up to 55 MPa (approximately 8000 Psi), ensuring a high safety factor for automotive cooling systems.
We employ technical engineers from renowned companies like Goodyear and Parker and collaborate with leading research institutions to implement strict testing and material science standards.
We offer diverse packaging solutions including transparent PVC film, color woven bags (Blue/White/Green/Yellow), pallet packing, carton packing, and spool packing for convenience and protection.
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