Product Description

Excavator Long Reach Boom And Arm

 

(1)Product:

(2)Working Dimension:

  Excavator tonnage T 20-25t 30-36T 40-47T
  Total length mm 15200 18000 18000 20000 22000 20000 22000 24000
  Max CHINAMFG radius mm 15000 17300 17300 19200 21000 19200 21000 23000
  Max cut depth mm 10300 12500 12600 14500 16000 14500 16000 17000
  Max cut depth vertically mm 9500 11600 11700 13600 15200 13600 15200 16200
  Max cut height mm 12600 15300 15300 17300 18500 16200 17500 18750
  Max unloading height mm 10300 13000 13000 15000 16000 14000 15000 16000
  Min rotate radius mm 4750 5100 5100 6200 6200 6200 7750 7750
  Boom length mm 9100 10500 10500 11500 12500 11500 12500 13350
  Stick length mm 6100 7500 7500 8500 9500 8500 9500 10650
  Stick max cut force(ISO) KN 83 65 118 95 80 170 139 109
  Bucket max cut force(ISO) KN 150 99 153 153 153 153 153 153
  Bucket capacity m3 0.5 0.4 1.2 0.7 0.5 1 0.8 0.7
  Bucket rotate degree deg 170 170 170 170 170 170 170 170
  Folding length mm 13000 14500 15000 16000 17000 16000 17000 18000
  Folding heigtht mm 3050 3100 3300 3350 3400 3450 3480 3500
  Extra Counter weight T 1 3.5 4 5 6 5 6 8

(3)Features:

1.Material 

  1. )The material used in the excavator long arm is Q355B
  2. )If other steel is required, please contact us, Q690D customized service

2.Material processing

Use a plasma cutter to ensure part flatness

3.Internal vie

Spaced by vertical and horizontal reinforcement plate at regular interval

4.Product making

 Welding
A.) Welded with mixed gas between argon and carbon dioxide. Argon content:80%.Carbon dioxide content:20%.
B.) Welded by auto-welding machine .
Sandblasting
A.) The surface of the workpiece can obtain a certain degree of cleanliness and different roughness, so that the mechanical properties of the workpiece surface are improved, thus improving the fatigue resistance of the workpiece, increasing the adhesion between it and the coating, and prolonging the coating film. Durability, also good for paint leveling and decoration.
5.Product packaging and Shipping

6.Company Services

1, Long reach boom are use for dredging rivers port construction, railway construction and groundwork construction, with high extensive operation scope, high efficiency and high security.
2, Our company was founded in 2008 with more than 10 years of experience, production line engineers have more than 10 years of data and experience for all brands of excavators designed and customized long range booms.
3, Applicable for all the excavator model,OEM service is also available.
4, Advanced manufacturing process, Technique is in the line with global standards.
5, We have all the installation dimensions of most excavator, we can customize this long reach boom for your excavator.
6, Before welding, we have use big edge milling machine mill(taper process) the edge of the sheet. So the welding can go to the internal of the steel-sheet and make the structure have higher performance. Also the inside have strength plate make it more stronger.
7, If necessary, extra pipeline can be added to suit to some extra application.
8, Stick cylinder of the long boom, can use your original stick cylinder to save the cost, if you need the stick cylinder, we also can prepare for you.
9, Some parts can be consolidated using thicker plate or overlapping another plate  for heavy-duty application.
10, Welding is protective-gas welding, the protective gas is 80% Argon and 20% CO2 mixed. This is CHINAMFG standard for protective gas. 
11, Before welding, we have use big edge milling machine mill the edge of the sheet. So the welding can go to the internal of the steel-sheet and make the structure have higher performance.
12 .We can customize the arm for all kinds of excavator as per your request. Just let me know your request. 
13. If you need, some parts can be consolidated using thicker plate or overlapping another plate for heavy-duty application, just let me know.
 14. Not make the bucket for this extender arm as customer request. But if you need us prepare the bucket for you, that’s ok.

MODEL LDB120 LDB200-1 LDB200-2 LDB300 LDB350-1 LDB350-2 LDB450
boom length(mm) 7100 8220 10000 10000 11000 12000 13000
arm length ( mm) 5900 7160 8000 8000 9000 10000 11000
Weight(kg) 3000 4000 4200 5200 6000 6500 7000
Max dig depth(mm) 9000 11340 12200 12200 14500 16100 18000
Max. extensive scope(mm) 12500 15100 17600 17600 19600 21600 23600
Max. dig height(mm) 11300 12510 13500 13720 14920 16100 17300
folding height(mm) 2900 2980 3040 3210 3210 3400 3400
bucket capacity(m3) 0.3 0.5 0.4 0.4 0.5 0.6 0.6
Suit Excavator tonnage(ton) 12 20 20 30 35 35 45

 

Warranty: 180 Day
Application: Excavator
Certification: ISO9001: 2015
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

boom cylinder

How does a boom cylinder contribute to precise boom positioning?

A boom cylinder plays a crucial role in achieving precise boom positioning. Here’s a detailed explanation:

Precise boom positioning is essential in various applications, including construction equipment, such as cranes and aerial lifts. Boom cylinders contribute to precise boom positioning in the following ways:

  • Controlled Extension and Retraction: Boom cylinders enable controlled extension and retraction of the boom. By adjusting the hydraulic pressure within the cylinder, operators can precisely position the boom at desired lengths. This controlled movement ensures accurate reach and avoids overshooting or undershooting the target position.
  • Smooth Articulation: Boom cylinders provide smooth articulation of the boom sections. They allow for controlled movement and precise positioning of the boom’s multiple segments, such as the main boom, jib, or telescopic sections. Smooth articulation ensures seamless boom operation and precise positioning of the load or working platform.
  • Load Stabilization: Boom cylinders help stabilize the load during boom movement. They counterbalance the weight of the load and provide stability, minimizing swinging or swaying of the load during positioning. This stability is crucial for achieving precise positioning, especially when working with delicate or sensitive loads.
  • Incremental Control: Boom cylinders offer incremental control over the boom’s movement. Operators can make small adjustments to the boom’s position by modulating the hydraulic pressure within the cylinder. This incremental control allows for fine-tuning and precise alignment of the boom, ensuring accurate positioning of the load or attachment.
  • Operator Feedback: Many modern boom systems incorporate feedback mechanisms, such as sensors or load moment indicators. These systems provide real-time feedback to the operator about the boom’s position, angle, and load conditions. By monitoring this feedback, operators can make precise adjustments to achieve the desired boom positioning.

By enabling controlled extension and retraction, smooth articulation, load stabilization, incremental control, and operator feedback, boom cylinders significantly contribute to achieving precise boom positioning. These features ensure accurate reach, alignment, and stability, allowing operators to perform tasks with precision and efficiency.

It’s important to note that precise boom positioning also depends on other factors, such as the design and construction of the boom system, the operator’s skill and experience, and the integration of advanced control technologies in the equipment.

boom cylinder

How does a boom cylinder handle variations in cylinder size and capacity?

A boom cylinder is designed to handle variations in cylinder size and capacity. Here’s a detailed explanation:

Boom cylinders are hydraulic actuators used in various applications, such as construction equipment, material handling machinery, or forestry equipment. They are responsible for providing the necessary force and controlled movement to extend, retract, and articulate the boom or arm.

When it comes to handling variations in cylinder size and capacity, boom cylinders are designed and manufactured to match the specific requirements of the equipment and the intended application. Here’s how they handle these variations:

  • Size Customization: Boom cylinders can be customized in terms of size to fit different equipment configurations. The size of the cylinder, including its length and diameter, can be adjusted to ensure proper installation and compatibility with the boom or arm it is attached to. The size customization allows for optimized performance and efficient operation of the equipment.
  • Capacity Selection: Boom cylinders are available in different capacity options to handle varying loads and operating conditions. The capacity of the cylinder refers to its ability to generate the required force to move the boom or arm. Higher capacity cylinders are used for heavy-duty applications, while lower capacity cylinders are suitable for lighter loads. The appropriate capacity selection ensures that the boom cylinder can handle the specific load requirements of the equipment.
  • Pressure and Flow Control: Boom cylinders utilize hydraulic systems to generate the required force. The hydraulic pressure and flow rate can be adjusted or controlled to match the cylinder size and capacity. By regulating the pressure and flow, the boom cylinder can effectively handle variations in size and capacity while maintaining the desired performance and control.
  • Sealing and Internal Components: Boom cylinders are equipped with sealing systems and internal components that are designed to withstand the forces and pressures involved. These components are carefully selected to ensure compatibility with the cylinder size and capacity. Proper sealing and internal components help to maintain the cylinder’s efficiency and prevent leaks or failures, regardless of the size or capacity of the cylinder.

Overall, boom cylinders are engineered to handle variations in cylinder size and capacity by offering customization options, capacity selection, pressure and flow control, and appropriate sealing and internal components. These features ensure that the boom cylinders can effectively and reliably perform their intended functions across different equipment configurations and operating conditions.

It’s important to consult the equipment manufacturer’s guidelines and recommendations when selecting and installing boom cylinders to ensure compatibility and optimal performance.

boom cylinder

What is a boom cylinder and how does it function in heavy machinery?

A boom cylinder is a hydraulic component used in heavy machinery, such as excavators, cranes, and loaders. It plays a crucial role in extending, retracting, and controlling the movement of the boom, which is the large arm-like structure on the machinery. Here’s a detailed explanation of its function:

  • Boom Extension and Retraction: The boom cylinder enables the extension and retraction of the boom. By extending the cylinder, hydraulic pressure is applied, causing the boom to extend outward. Conversely, retracting the cylinder allows the boom to retract back to its original position. This controlled movement of the boom provides reach and versatility to heavy machinery, allowing them to access different areas or work at varying distances.
  • Boom Lifting and Lowering: In addition to extension and retraction, the boom cylinder also facilitates the lifting and lowering of the boom. By adjusting the hydraulic pressure within the cylinder, operators can control the vertical movement of the boom. This functionality is essential for tasks that require raising or lowering heavy loads, such as lifting materials, excavating, or placing objects at different heights.
  • Load Control: The boom cylinder contributes to load control during heavy machinery operations. By adjusting the extension, retraction, lifting, or lowering of the boom, operators can precisely position the load or equipment. This control over the boom movement ensures safe and accurate load handling, preventing sudden shifts or imbalances that could lead to accidents or damage.
  • Hydraulic Power Transmission: The boom cylinder utilizes hydraulic power to generate the required force for boom movement. Hydraulic fluid under pressure is supplied to the cylinder, exerting force on the piston inside. This force is then transferred to the boom, enabling its extension, retraction, lifting, or lowering. The hydraulic system’s ability to transmit power efficiently allows for smooth and controlled boom operation.
  • Integration with Control Systems: Boom cylinders can be integrated into control systems or hydraulic circuits of heavy machinery. This integration enables automated and synchronized boom movements, enhancing operational efficiency and precision. Operators can control the boom cylinder using control panels, joysticks, or other control mechanisms, allowing for seamless coordination with other machine functions.
  • Strength and Durability: Boom cylinders are designed to withstand heavy loads, harsh operating conditions, and repetitive movements. They are constructed with robust materials, such as high-strength steel, and undergo rigorous testing to ensure durability and reliability. The strength and durability of boom cylinders enable them to handle demanding tasks in heavy machinery applications.

In summary, a boom cylinder is a hydraulic component that extends, retracts, and controls the movement of the boom in heavy machinery. Its functions include boom extension and retraction, boom lifting and lowering, load control, hydraulic power transmission, integration with control systems, and providing strength and durability. The boom cylinder’s role is critical in enabling the efficient and precise operation of heavy machinery, enhancing productivity and safety in various industries.

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editor by CX 2023-11-21