Hydraulic Spiral Hose OEM
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Who we are

Ningbo Shunlong Rubber Hose Co., Ltd.

Ningbo Shunlong Rubber Hose Co., Ltd. is professional China Hydraulic Spiral Hose Manufacturers and OEM Steel Wire Spiral Hydraulic Hose Factory . Since its establishment in Yuyao City, Ningbo in 2005, the company has been committed to the production and development of various high-pressure steel wire braided rubber hoses, high-pressure coiled rubber hoses, high-pressure oil hoses, high-pressure water hoses and various oil and water hose assemblies. The company is located on the side of Provincial Highway 61, 7 kilometers away from the Cicheng entrance of Hangzhou-Ningbo Expressway, and 50 kilometers away from Beilun Port. The general factory covers an area of 32,000 square meters, with a construction area of 20,000 square meters, fixed assets of 60 million yuan, and working capital of 35 million yuan. There are 180 employees, and the daily production capacity of rubber hose is 50,000 meters. It is one of production enterprises in the industry.

The company's products are widely used in mining, petroleum, hydraulic systems, engineering machinery rings, cleaning equipment and other fields. The products are exported to the United States, Britain, Germany, Italy, Finland, Russia, Brazil, Argentina, Iran, Malaysia, Dubai and other countries and regions. region, and has long been responsible for the OEM production of major domestic and foreign cleaning equipment companies and construction machinery companies.

Ningbo Shunlong Rubber Hose Co., Ltd.
  • Extensive
    Industry Experience

    We have a strong R&D team,and we can develop and produce products according to the drawings or samples the customers offered.

  • Source
    Production Company

    We have our own factory, so we can provide competitive favorable price and high quality products directly.

  • Global

    Our freight teams and shipping partners find end-to-end fulfillment solutions to deliver your products immediately or via a scheduled recurring delivery program.



Industry Knowledge Extension

Anatomy of Spiral Hydraulic Hoses

Composition and Structure
Spiral Hydraulic Hoses are meticulously crafted from a combination of specialized materials and design elements, each layer contributing to the hose's overall performance and durability. The key components of these hoses are as follows:
Inner Tube: The innermost layer of a Spiral Hydraulic Hose is typically fabricated from synthetic rubber or thermoplastic materials. This inner tube serves a crucial role by directly contacting the hydraulic fluid. Its composition must be carefully selected to be compatible with the specific type of fluid being transported. Additionally, it should exhibit resistance to chemical degradation and the physical stresses imposed by the hydraulic system's operation.
Reinforcement Layer: Often referred to as the pressure layer or strength layer, the reinforcement layer is the heart of the Spiral Hydraulic Hose. It is responsible for providing the hose with the strength and flexibility required to withstand the immense pressures and mechanical stresses encountered in hydraulic applications. High-tensile steel wires are strategically spiraled around the inner tube, forming a resilient core. The number and arrangement of these steel wires are key factors in determining the hose's pressure rating and its capacity to resist bending and torsion.
Cover: The outermost layer, known as the cover, plays a protective role in safeguarding the Spiral Hydraulic Hose from external environmental factors. This cover is designed to shield the hose from abrasion, ultraviolet (UV) radiation, and chemical exposure. Moreover, it functions as an additional layer of defense against leaks and helps maintain the overall integrity of the hose. The cover's composition is chosen to provide robust resistance to the specific hazards it may encounter during operation.
Reinforcement Layers (Optional): Depending on the exact requirements of the hydraulic system and the anticipated operational challenges, manufacturers may introduce additional reinforcement layers or textile braids. These extra layers enhance the hose's strength, durability, and resistance to wear and tear, making it better equipped to handle rigorous conditions.
Spiral Design Variations
Spiral Hydraulic Hoses are categorized into different designs based on the number and arrangement of high-tensile steel wires within the reinforcement layer. These variations directly impact the hose's performance characteristics, making the choice of spiral design a crucial consideration. The two primary design variations are as follows:
Four-Wire Spiral Hoses: Four-wire spiral hoses are characterized by the presence of four layers of high-tensile steel wires spiraled around the inner tube. These steel wires are tightly arranged in a helical pattern, granting the hose a high-pressure handling capacity and superior resistance to bending and torsion. These hoses are ideally suited for demanding applications where hydraulic systems must operate under extreme pressure conditions. Common applications include heavy construction machinery, mining equipment, and industrial hydraulics.
Six-Wire Spiral Hoses: In cases requiring even greater strength and pressure resistance, six-wire spiral hoses are employed. These hoses feature an additional layer of steel wire reinforcement, totaling six layers in the spiral arrangement. The added reinforcement enhances the hose's capacity to withstand ultra-high-pressure hydraulic systems, making them suitable for applications like offshore drilling equipment and other environments where hydraulic operations entail extreme conditions.

Applications of Spiral Hydraulic Hoses

Spiral Hydraulic Hoses are versatile components that find widespread applications across various industries, playing a pivotal role in hydraulic systems. Their capacity to efficiently transmit pressurized fluids, endure harsh environmental conditions, and withstand mechanical stress has made them indispensable in a range of sectors. 
Heavy Machinery and Construction Equipment
One of the primary domains where Spiral Hydraulic Hoses prove their worth is in the realm of heavy machinery and construction equipment. These hoses serve as the lifeblood of hydraulic systems integrated into bulldozers, excavators, loaders, cranes, and a myriad of other heavy construction machines. Their critical function lies in facilitating precise and controlled movements, allowing for the efficient lifting, digging, and material handling required in construction projects.
Spiral Hydraulic Hoses, with their robust design and exceptional pressure-handling capabilities, are pivotal in the realm of construction equipment. The inherent resistance to bending and torsion ensures reliable performance even in the harshest operating conditions, such as construction sites where heavy loads, abrasive materials, and dynamic movements are the norm.
Mining and Quarrying
In the mining and quarrying industry, Spiral Hydraulic Hoses play an essential role in the extraction and processing of minerals and aggregates. Mining operations are characterized by rigorous equipment requirements, demanding reliable power transmission in drills, crushers, and conveyors. Spiral Hydraulic Hoses are tailored to withstand the challenging conditions of mining, including exposure to abrasive materials, heavy shock loads, and high-pressure demands.
These hoses enable the safe and efficient extraction of valuable resources by providing hydraulic systems with the durability and strength necessary to handle the challenging work environment. Whether it's underground mining operations or large-scale open-pit mining, Spiral Hydraulic Hoses contribute to the productivity and safety of these critical industrial processes.
Agriculture and Forestry
The agriculture and forestry sectors rely on hydraulic machinery for a variety of applications, from plowing fields and seeding crops to logging and wood processing. Spiral Hydraulic Hoses are fundamental components in tractors, combine harvesters, and forestry equipment, ensuring precise control and efficient operation of attachments.
The adaptability of Spiral Hydraulic Hoses to outdoor conditions is paramount in agriculture and forestry. These hoses facilitate the automation and precision required for modern farming practices, enhancing productivity and resource utilization. Whether it's tilling a field, harvesting crops, or maneuvering heavy forestry equipment in rugged terrain, these hoses provide the flexibility and strength necessary for optimal performance.
Industrial Manufacturing
Hydraulic machinery is a cornerstone of modern industrial manufacturing, spanning industries such as automotive production, steel manufacturing, and more. In these industrial settings, Spiral Hydraulic Hoses are vital components that drive the operation of heavy presses, injection molding machines, and robotic automation equipment.
The precision and consistency of hydraulic systems are crucial in industrial manufacturing processes. Spiral Hydraulic Hoses enable the transmission of high-pressure fluids with accuracy and reliability, enhancing the efficiency and quality of various manufacturing operations. From forming metal components to shaping plastics, these hoses contribute to the seamless functioning of industrial machinery.
Offshore and Marine Applications
Offshore and marine environments pose unique challenges for hydraulic systems due to the combination of high pressure, exposure to saltwater, and extreme temperature variations. Spiral Hydraulic Hoses designed for marine applications are specifically engineered to meet these challenges.
These hoses are integral to the operation of offshore drilling rigs, shipboard equipment, and subsea applications where dependable hydraulic power transmission is essential for safety and productivity. Their ability to withstand the corrosive effects of saltwater and function effectively in deep-sea conditions ensures the success of offshore exploration and marine operations.
Mobile Hydraulics
In the realm of mobile hydraulic systems, including vehicles such as trucks, forklifts, and agricultural machinery, Spiral Hydraulic Hoses play a crucial role. These applications demand hoses that can flex and adapt to the dynamic movements of the vehicle while maintaining a secure connection for hydraulic power transmission.
Spiral Hydraulic Hoses provide the necessary flexibility and strength required for applications like tilting forklift masts, steering heavy trucks, or operating hydraulic attachments on mobile equipment. Their reliability and durability make them ideal for enabling precise control in various mobile hydraulic systems.