As automotive technology advances, the demand for high-performance air conditioning (A/C) systems has never been greater. The Seven-Layer Type C A/C Hose by Hebei Kemo Auto Parts Technology Co., Ltd. represents a significant leap in innovation, combining cutting-edge materials, rigorous testing, and industry-standard compliance to deliver unmatched reliability and efficiency. This article delves into the product's technical specifications, unique features, applications, and the company's commitment to quality, supported by authoritative references from the National Institute of Standards and Technology (NIST).

Product Overview

The Seven-Layer Type C A/C Hose is engineered to meet the stringent requirements of modern automotive air conditioning systems. Designed for use in cars, trucks, and other vehicles, this hose is compatible with refrigerants such as R134a, R404a, and R1234yf, ensuring versatility across a wide range of applications. Its seven-layer construction provides exceptional resistance to permeation, aging, ozone, and mechanical stress, making it a critical component for maintaining system efficiency and longevity.

Key Specifications Table

Technical Features and Advantages

The Seven-Layer Type C A/C Hose is distinguished by its advanced design and material composition. The hose features a multi-layer structure, including an EPDM tube, PA/NYLON barrier, EPDM friction layer, PET/PVA reinforcement, and an EPDM cover. This layered construction ensures:

• Low Permeability: Minimizes refrigerant leakage, enhancing system efficiency and environmental compliance.
• Pulse-Resistance: Withstands high-pressure fluctuations in dynamic automotive environments.
• Aging-Resistance: Maintains performance over time, even under extreme temperature conditions (-40°C to +135°C).
• Ozone Resistance: Prevents degradation from exposure to environmental ozone, extending service life.
• Shock Resistance: Absorbs mechanical vibrations and impacts, reducing the risk of failure.

Figure 1: Seven-Layer Type C A/C Hose with advanced multi-layer construction.

Industry Standards and Certifications

The product adheres to international standards such as SAE J2064, SAE J3062, and QC/T664, ensuring compatibility and performance across global automotive systems. Additionally, Hebei Kemo Auto Parts Technology Co., Ltd. holds ISO/TS 16949:2009 certification, a testament to its commitment to quality management in automotive manufacturing. These standards, as emphasized by the National Institute of Standards and Technology (NIST), are critical for ensuring consistency and safety in industrial applications [1].

Applications and Use Cases

The Seven-Layer Type C A/C Hose is ideal for a variety of automotive applications, including:

• Passenger Vehicles: Ensures efficient cooling in cars and SUVs.
• Commercial Trucks: Withstands heavy-duty use and extreme conditions.
• Industrial Equipment: Suitable for machinery requiring reliable refrigerant systems.

Its ability to resist permeation and mechanical stress makes it particularly valuable in high-performance and environmentally sensitive environments.

Figure 2: Automotive AC hard lines designed for durability and efficiency.

KEMO Advantage: Innovation and Expertise

Hebei Kemo Auto Parts Technology Co., Ltd. distinguishes itself through its technical expertise and collaborative approach. By integrating engineers from industry leaders like Goodyear and Parker, the company has developed over 15 years of experience in the domestic market, positioning itself as a top-tier manufacturer in China. Key advantages include:

• Research and Development: Collaborates with leading research institutions to innovate new materials and processes.
• Testing Capabilities: Conducts rigorous performance tests to ensure product reliability.
• OEM/ODM Services: Offers customized solutions for global clients, including design and testing support.

These capabilities align with NIST's emphasis on innovation and measurement science to drive industrial progress [1].

Packaging and Logistics

The product is available in multiple packaging options to suit different shipping and storage needs:

1. Transparent PVC film packing
2. Color woven bag packing (Blue/White/Green/Yellow)
3. Pallet packing
4. Carton packing
5. Spool packing

Figure 3: Diverse packaging solutions for the Seven-Layer Type C A/C Hose.

Conclusion

The Seven-Layer Type C A/C Hose by Hebei Kemo Auto Parts Technology Co., Ltd. exemplifies the convergence of advanced engineering and rigorous quality standards. Its robust design, compliance with global specifications, and versatility make it a preferred choice for automotive manufacturers worldwide. As the industry continues to evolve, the integration of NIST-endorsed measurement practices and innovative material science ensures that products like this will remain at the forefront of automotive technology.

References

[1] National Institute of Standards and Technology (NIST). (n.d.). Driving Innovation. Retrieved from

[2] Hebei Kemo Auto Parts Technology Co., Ltd. (n.d.). Seven-Layer Type C A/C Hose. Retrieved from

Figure 4: High-quality automotive AC hoses for diverse applications.

Figure 5: Automotive AC tubing designed for precision and durability.