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28

2025/08

Manufacturing Strength Shines: Wantong Hydraulics Becomes a Multi-Industry Cylinder Solutions Provider

As a professional manufacturer of hydraulic cylinders, Wantong Hydraulics boasts a research and development team of dozens of skilled engineers and has been granted multiple patents, including several invention patents. Its core technologies encompass cold-drawing processes, mirror-polishing for piston rods, and intelligent monitoring integration—capabilities that enable the company to meet the customized needs of various industries. To ensure exceptional customer satisfaction, the company has established a comprehensive service system spanning the entire lifecycle: "Pre-Sales Solution Design — In-Sales Production Monitoring — Post-Sales Maintenance Services." For key clients, Wantong even sets up dedicated service teams, offering free technical training and swift on-site maintenance responses within short timeframes. As a result, customer satisfaction remains consistently at an exceptionally high level.

2025-08-28

27

2025/08

Deep-well mine compatibility: Upgraded safety performance for mining excavator hydraulic cylinders

According to the head of Vantone Hydraulics' Technical Department, the upgraded hydraulic cylinders for mining excavators are made from 27SiMn high-strength alloy steel. After undergoing tempering heat treatment and surface phosphating, these cylinders achieve an exceptionally high compressive strength, enabling them to withstand the ultra-high to extremely high working pressures commonly found in deep井 mines. The piston rods feature a dual-layer protection system—combining "chrome plating with a ceramic coating"—and meet stringent thickness standards, significantly enhancing their corrosion resistance compared to previous models, making them perfectly suited for the challenging conditions of deep wells characterized by high temperatures and humidity. Additionally, the new design incorporates built-in pressure and temperature sensors that continuously monitor the cylinder's operating pressure and oil temperature in real time. This data is wirelessly transmitted to the mine’s central monitoring platform, where it triggers automatic alerts in case of any abnormalities, effectively preventing equipment failures. The product line offers a wide range of standard specifications, covering various cylinder bore diameters and stroke lengths, making it compatible with medium- to large-sized deep-well mining excavators.

2025-08-27

26

2025/08

Front-mounted telescopic innovation: FEE-style cylinders tailored for specialized operational scenarios

As one of the first companies listed on the Beijing Stock Exchange, Wantong Hydraulics holds multiple specialized design patents for its FEE-type front-mounted telescopic cylinders. Its R&D team boasts core technical expertise in optimizing front-mounted installation structures and mastering multi-stage telescopic synchronization control. The company has established a rigorous product-testing process: each FEE-type front-mounted telescopic cylinder undergoes critical tests, including front-end telescopic synchronization assessments, lateral force-bearing evaluations, and dust-environment simulation tests, ensuring reliable performance across a wide range of temperature conditions—from extremely low to high temperatures. Leveraging its "Specialty Hydraulic Components Production Line," the company can meet the annual production capacity needs for these cylinders, easily satisfying bulk procurement demands from specialized equipment manufacturers while maintaining remarkably short delivery cycles.

2025-08-26

25

2025/08

Specialized Transportation Escort: Oil and Gas Suspension System Ensures Safe Transport of Special Cargo

According to the Wintong Hydraulic Technology team, the oil-gas suspension system used in specialized transportation equipment features a design that combines "oil-gas separation" with "multi-stage shock absorption": The oil-gas springs incorporate high-precision pressure control, delivering shock-absorption accuracy at an exceptionally high level—enabling the system to effectively counteract even minor road irregularities and protect sensitive cargo from vibrations. Meanwhile, the multi-stage shock absorbers, paired with adjustable damping valves, automatically adjust the shock-absorption intensity based on the weight of the load (ranging from small to large) and the vehicle's speed, ensuring that cargo acceleration remains at an extremely low level throughout transit. Additionally, the system is equipped with a posture-monitoring function that continuously tracks the vehicle's tilt angle; if the angle exceeds a safe threshold, the system will automatically trigger an alarm. Furthermore, the system can be customized to accommodate specific installation positions and stroke lengths tailored to the structure of the specialized transport vehicle—whether it’s a flatbed or a frame-type trailer—making it perfectly suited for handling a wide variety of specialized cargo needs.

2025-08-25

24

2025/08

Overloading Transport Innovation: Multi-axle Oil-Gas Suspension Solves Road Condition Challenges

As a national-level "Little Giant" enterprise specializing in niche, specialized, and innovative products, Wantong Hydraulics boasts a dedicated R&D team focused on multi-axle oil-gas suspension systems. The company possesses end-to-end R&D capabilities, ranging from oil-gas spring design to control system programming, and has already secured multiple related patents. To further enhance its expertise, Wantong has established a specialized testing platform for oil-gas suspension systems, capable of simulating challenging road conditions such as gravel roads and steep slopes. This platform enables long-distance road tests and rigorous environmental simulations—from extreme cold to high-temperature environments—ensuring the system’s reliable performance under all circumstances. Leveraging its "Intelligent Suspension System Production Line," Wantong can now meet the annual production capacity requirements of multi-axle transport vehicles equipped with oil-gas suspension systems, easily fulfilling bulk procurement needs from heavy-duty transportation companies while maintaining remarkably short delivery cycles.

2025-08-24

23

2025/08

Mining Operation Adaptation: Mine-Grade Excavator Cylinders Build a Robust and Durable Defense

According to the head of Vantone Hydraulics' Technical Department, the hydraulic cylinders used in mining excavators feature a monolithic forged cylinder body made from 42CrMo alloy steel. After undergoing deep nitriding treatment, the surface hardness is significantly enhanced, resulting in markedly improved wear resistance compared to similar products in the industry. Additionally, the piston rods are equipped with a dual-layered wear-resistant coating—combining "chrome plating" and "laser cladding"—with thicknesses meeting stringent standards, effectively resisting abrasive wear caused by mine dust. The sealing system employs an advanced combination of imported polyurethane and nitrile rubber seals, complemented by dust-proof rings that prevent contaminants from infiltrating the cylinder interior, ensuring exceptionally low failure rates even during prolonged, continuous operation. The product line covers a wide range of standard cylinder bore sizes and stroke lengths, perfectly suited to meet the boom, stick, and bucket drive requirements of medium- to large-sized mining excavators.

2025-08-23

22

2025/08

Customization for Every Scenario: Wantong Hydraulic’s Hydraulic Cylinders Meet Personalized Needs

According to the head of Wantong Hydraulic's Customized Service Department, their customized hydraulic cylinders offer end-to-end customization across "material, structure, and functionality." In terms of materials, customers can choose from options like 42CrMo alloy, stainless steel, or high-strength aluminum alloys, tailored to suit specific operating environments—whether it’s exposure to corrosion, extreme heat, or freezing cold. As for structural design, the cylinders support various configurations, including single-acting or double-acting models, as well as telescopic or plunger-style designs. Additionally, the smallest cylinder bore can be as small as desired, while the maximum stroke length covers a wide range. Functionally, these cylinders can integrate advanced features such as pressure sensing, displacement monitoring, and emergency braking, perfectly meeting the demands of intelligent control systems. Notably, they recently customized a miniature hydraulic cylinder specifically for a certain aerospace ground equipment application. Despite its exceptionally small bore diameter and short stroke, this cylinder achieves unparalleled positioning accuracy, making it ideal for the precision tasks required by aerospace equipment.

2025-08-22

21

2025/08

Electro-Driven Innovation: Electric Cylinders Lead the Green Upgrade of Hydraulic Equipment

According to WanTong Hydraulic R&D Center, the electric cylinder features a "servo motor + ball screw" drive mechanism, replacing traditional hydraulic systems to eliminate hydraulic oil leakage entirely—thus meeting eco-friendly and green standards. Equipped with a built-in high-precision encoder, it achieves exceptionally high positioning accuracy, perfectly aligning with the precise control requirements of automated production processes. The cylinder body is crafted from high-strength aluminum alloy, significantly reducing its weight compared to conventional hydraulic cylinders, making it easier to integrate and install into equipment. The product range covers a wide spectrum of rated thrust—from small to medium-sized models—and offers multiple standard stroke lengths. It also supports customizable features such as adjustable speed (ranging from low to high) and force-control modes, making it ideal for applications like precision push-and-pull operations on assembly lines, precise lifting and lowering of delicate instruments, and battery installation in new-energy vehicles.

2025-08-21

20

2025/08

A New Breakthrough in Front-Mounted Lifting: EE-Type Cylinders Now Meet the Needs of Specialized Equipment

According to the WanTong Hydraulic R&D team, the EE-type lifting cylinder features a front-mounted, dual-cylinder symmetrical design, with rated pressure ranging from medium-to-high to high-pressure levels. It offers lifting capacities spanning from medium to large sizes, enabling efficient lifting operations either at the equipment’s front end or on its side. The cylinder body is crafted from 42CrMo alloy steel through a cold-drawing process, paired with a high-strength piston rod, significantly enhancing its resistance to bending—perfectly suited for handling the off-center loading demands often encountered when lifting heavy-duty equipment. Additionally, the sealing system incorporates a stepped combination of seals, effectively addressing high-pressure leakage issues during front-end lifting and ensuring an exceptionally low failure rate even under continuous lifting conditions. Moreover, the product supports customization of various standard cylinder bore diameters and stroke lengths, allowing users to adjust the cylinder’s angle and dimensions according to the installation space constraints of specialized equipment. This makes it ideal for applications such as heavy-duty truck maintenance and the lifting of specialized trailers.

2025-08-20

19

2025/08

Dual-Condition Adaptation: Wantong Hydraulic Excavator-Integrated Cylinder Solves Operational Challenges

The integrated excavator oil cylinder features a monolithic forged cylinder body made from 42CrMo alloy steel. After undergoing isothermal quenching treatment, its impact toughness is significantly enhanced, enabling it to withstand the heavy loads of bucket-loading operations as well as the instantaneous shocks encountered during digging tasks. The piston rod is finished with mirror-like polishing and double-layer chrome plating, achieving an exceptionally high surface roughness standard that markedly improves wear resistance compared to industry benchmarks. Additionally, the sealing system incorporates imported PTFE composite seals, effectively addressing high-pressure leakage issues under dual operating conditions and ensuring extremely low failure rates even during prolonged continuous use. The product range includes a variety of commonly used cylinder bore and stroke specifications, perfectly suited for the boom, stick, and bucket-drive applications in small-to-medium-sized integrated excavators.

2025-08-19

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