Construction Machinery Hydraulic Cylinders

Construction Machinery Hydraulic Cylinders are essential components used in heavy-duty equipment for lifting, pushing, and pulling operations. These cylinders convert hydraulic energy into mechanical force, enabling machinery like excavators, bulldozers, and cranes to perform tasks efficiently. Our product line is designed with precision engineering to ensure durability, reliability, and high performance in demanding construction environments.

Key Product Parameters

Our hydraulic cylinders are manufactured to meet international standards, with customizable options available. Below is a detailed breakdown of the parameters:

• Bore Size: Ranges from 40mm to 500mm, accommodating various pressure requirements.
• Stroke Length: Customizable from 50mm to 6000mm, tailored to specific machinery needs.
• Operating Pressure: Standard models handle up to 250 bar, with high-pressure variants reaching 500 bar.
• Rod Diameter: Available in sizes from 20mm to 280mm, ensuring optimal strength and stability.
• Mounting Styles: Includes flange, clevis, trunnion, and foot mounts for versatile installation.
• Material: Constructed from high-grade steel with chrome-plated rods for corrosion resistance.
• Seals: Utilizes premium polyurethane or nitrile seals to prevent leaks and extend lifespan.
• Temperature Range: Operates efficiently in temperatures from -40°C to 120°C.

Detailed Specifications Table

For a quick comparison, refer to the table below outlining our standard models:

Model Number	Bore Size (mm)	Stroke Length (mm)	Max Pressure (bar)	Rod Diameter (mm)	Application
HC-100	100	500	250	50	Excavators
HC-200	200	1000	300	100	Bulldozers
HC-300	300	2000	350	150	Cranes
HC-400	400	3000	400	200	Loaders
HC-500	500	4000	500	250	Heavy Lifting

These specifications ensure compatibility with a wide range of construction machinery, providing robust performance and longevity.

Construction Machinery Hydraulic Cylinders FAQ

What are the common signs of hydraulic cylinder failure?
Common signs include fluid leaks, reduced force output, erratic movement, and unusual noises. These indicate worn seals, rod damage, or internal corrosion, requiring immediate inspection and maintenance to prevent machinery downtime.

How often should hydraulic cylinders be maintained?
Routine maintenance should be performed every 500 operating hours or as per the manufacturer's guidelines. This includes checking seals, lubricating components, and inspecting for wear. In harsh conditions, increase frequency to every 250 hours.

Can hydraulic cylinders be repaired or must they be replaced?
Many cylinders can be repaired by replacing seals, rods, or other components if the barrel is undamaged. However, severe damage like deep scoring or bending may necessitate full replacement for safety and efficiency.

What factors affect the lifespan of a hydraulic cylinder?
Lifespan is influenced by operating pressure, environmental conditions (e.g., exposure to dirt or chemicals), maintenance frequency, and quality of hydraulic fluid. Proper usage and regular care can extend life beyond 10,000 hours.

Are custom hydraulic cylinders available for specific machinery?
Yes, we offer custom designs based on bore size, stroke length, mounting style, and material requirements. Provide your machinery specs, and our engineering team will tailor a solution for optimal performance.

What hydraulic fluid is recommended for these cylinders?
Use high-quality, anti-wear hydraulic fluids with a viscosity index suitable for your operating temperature. Common choices include ISO VG 46 or 68 fluids, and always follow the machinery manufacturer's fluid recommendations.

How do I choose the right cylinder for my construction equipment?
Consider factors like required force (calculated from pressure and bore size), stroke length, mounting type, and environmental conditions. Consult our technical team with your equipment model for personalized recommendations.

What safety precautions should be taken when handling hydraulic cylinders?
Always depressurize the system before maintenance, wear protective gear, and avoid high-pressure leaks. Ensure proper installation to prevent accidents, and follow OSHA or local safety standards for hydraulic equipment.

Our Construction Machinery Hydraulic Cylinders are engineered for excellence, backed by rigorous testing and quality assurance. For more details on our products or to request a quote, explore our website or contact our support team. We are committed to providing solutions that enhance the productivity and reliability of your construction operations.