Product Description
Product Description
Cheap SK100 Standard Boom Cylinder For CHINAMFG Digger Parts
| Product Name | SK100 Boom Cylinder,Kobelco SK100 Excavator Hydraulic Cylinder,SK100 Bucket/Arm Cylinder |
| Material | Aluminum, Cast lron,45mnb Steel,Stainless Steel |
| Part Number | Kobelco SK100 |
| Colors | Black,Yellow,Blue.Brown.Customizable |
| Customized | OEM&ODM are accepted |
| Work Press | 7/14/16/21/31.5MPa 37.5/63MPa Can be Customized |
| Package | Wooden Case |
Catalogue
Related Excavator Spare Parts Products
Application
All Of Our Spare Parts Are Suitable For These Brand Replacement
| BRAND/ TYPE | MACHINERY MODEL NUMBER | |||||||
| KOMATSU-PC | PC20 | PC30-5 | PC30-6 | PC30-7 | PC30-8 | PC35 | PC40 | PC45 |
| PC50 | PC55 | PC40-5 | PC40-6 | PC40-7 | PC50 | PC55 | PC60-1 | |
| PC60-3 | PC60-5 | PC60-6 | PC60-7 | PC75 | PC100-1 | PC100-3 | PC100-5 | |
| PC100-6 | PC100-7 | PC120-3 | PC120-5 | PC120-6 | PC120-7 | PC150 | PC200-1 | |
| PC200-3 | PC200-5 | PC200-6 | PC200-7 | PC200-8 | PC220-1 | PC220-3 | PC220-5 | |
| PC220-6 | PC220-7 | PC220-8 | PC200LC-3 | PC200LC-5 | PC200LC-6 | PC200LC-7 | PC200LC-8 | |
| PC240 | PC300-1 | PC300-5 | PC300-6 | PC300-7 | PC300LC | PC300LC-5 | PC300LC-6 | |
| PC300LC-7 | PC360-5 | PC360-6 | PC360-7 | PC360LC-5 | PC360LC-6 | PC360LC-7 | PC360LC-8 | |
| PC400-1 | PC400-3 | PC400-5 | PC400-6 | PC400-7 | PC400LC-1 | PC400LC-3 | PC400LC-5 | |
| PC400LC-6 | PC400LC-7 | PC450-5 | PC450-6 | PC450-7 | PC450LC-5 | PC450LC-6 | PC450LC-7 | |
| PC650 | PC750 | PC800 | PC350 | |||||
| KOMATSU-D | D20 | D31 | D37EX-21 | D40 | D41P-6 | D41E-6 | D50 | D53 |
| D51EX-22 | D60 | D65 | D65-12 | D61EX-12 | D65EX-12 | D65PX-12 | D80 | |
| D85 | D85EX-15 | D85-21 | D155 | D155A-1 | D155A-2 | D155A-3 | D155A-5 | |
| D155-6 | D275 | D355A-3 | D375-5 | |||||
| CATERPILLAR-CAT-E-B-C/D | E200B | E200-5 | E320D | E215 | E320DL | E324D | E324DL | E329DL |
| E300L | E320S | E320 | E320DL | E240 | E120-1 | E311 | E312B | |
| E320BL | E345 | E324 | E140 | E300B | E330C | E120 | E70 | |
| E322C | E322B | E325 | E325L | E330 | E450 | E55 | E70B | |
| E120B | E312 | CAT55 | CAT225 | CAT311 | CAT312 | CAT312B | CAT315 | |
| CAT320 | CAT320C | CAT320BL | CAT330 | CAT322 | CAT245 | CAT325 | CAT320L | |
| CAT973 | CAT345 | CAT345B | CAT320D | CAT330B | CAT330BL | CAT330C | CAT330D | |
| CAT325B | CAT325BL | CAT345B | ||||||
| CATERPILLAR-D | D3C | D4 | D4D | D4E | D4H | D5 | D5B | D5C |
| D5H | D5M | D5N | D6 | D6C | D6D | D6R | D6H | |
| D6T | D7G | D7R | D7H | D8N | D8L | D8T | D8R | |
| D8H | D8K | D9L | D9N | D9R | D9T | D10N | D10R | |
| D10T | D11N | D11R | ||||||
| HITACHI-EX | EX30 | EX40 | EX55 | EX60 | EX60-2 | EX60-3 | EX60-5 | EX70 |
| EX75 | EX100 | EX100-3 | EX100-5 | EX120 | EX120-1 | EX120-3 | EX120-5 | |
| EX130-1 | EX200-1 | EX200-2 | EX200-3 | EX200-5 | EX220-3 | EX220-5 | EX270 | |
| EX300 | EX300-1 | EX300-2 | EX300-3 | EX300-5 | EX300A | EX330 | EX370 | |
| EX400-1 | EX400-2 | EX400-3 | EX400-5 | EX200LC-1 | EX200LC-2 | EX200LC-3 | EX200LC-5 | |
| EX270-1 | EX270-2 | EX270-5 | EX270LC-1 | EX270LC-2 | EX270LC-5 | EX300LC-1 | EX300LC-2 | |
| EX300LC-3 | EX300LC-5 | EX400LC-1 | EX400LC-2 | EX400LC-3 | EX400LC-5 | EX450 | EX450-1 | |
| EX450-2 | EX450-3 | EX450-5 | EX450LC-1 | EX450LC-2 | EX450LC-3 | EX450LC-5 | UH07-7 | |
| ZAX30 | ZAX55 | ZAX200 | ZAX200-2 | ZAX330 | ZAX450-1 | ZAX450-3 | ZAX450-5 | |
| UH043 | UH052 | UH053 | UH07 | UH081 | UH082 | UH083 | ||
| ZAXIS-ZAX-ZX | ZAX55 | ZAX70 | ZAX120 | ZAX200 | ZAX210 | ZAX230 | ZAX240 | ZAX330 |
| ZAX450 | ZAXIS 110 | ZAXIS 120 | ZAXIS 60 | ZAXIS 200-3 | ZAXIS 200-6 | ZAXIS 240 | ZAXIS 270 | |
| ZAXIS 330 | ZAXIS 360 | ZAXIS 450 | ZAXIS 870 | |||||
| VOLVO-EC | VOLVO55 (EC55) | VOLVO140 (EC140) | VOLVO210 (EC210) | VOLVO240 (EC240) | VOLVO290 (EC290) | VOLVO360 (EC360) | VOLVO460 (EC460) | VOLVO460 (EC700) |
| DAEWOO-DH DOOSAN-DX | DH55 | DH60 | DH80 | DH130 | DH150 | DH200 | DH220 | DH258 |
| DH280 | DH300 | DH320 | DH360 | DH370 | DH400 | DH420 | DH500 | |
| DX300 | DX370 | DX380 | ||||||
| KOBELCO-SK | SK35 | SK55 | SK60-1 | SK60-2 | SK60-5 | SK100 | SK120 | SK130-8 |
| SK200-3 | SK200-5 | SK200-8 | SK210 | SK230 | SK250 | SK300 | SK320 | |
| SK330 | SK350 | SK07N2 | ||||||
| SUMITOMO-SH-LS | SH35 | SH55 | SH60 | SH65 | SH75 | SH100 | SH120 | SH120A3 |
| SH200 | SH220 | SH265 | SH280 | SH300 | SH320 | SH340 | SH350 | |
| SH430 | LS2800 | |||||||
| SANY-SY | SY65 | SY90 | SY130 | SY200 | SY215 | SY330 | SY335 | SY365 |
| KATO-HD | HD250 | HD400 | HD450 | HD700 | HD770 | HD820 | HD1571 | HD1250 |
| HD1430 | HD800 | HD1100 | ||||||
| HYUNDAI-R | R55 | R60 | R80 | R130-5 | R130-7 | R150 | R150LC-7 | R200 |
| R200-5 | R210 | R210-3 | R210-7 | R215-7 | R220-5 | R220-5 | R225-7 | |
| R260-5 | R265 | R275 | R290 | R300 | R300-5 | R305 | R320 | |
| R360 | R385 | R420 | R450-3 | R450-5 | ||||
| SUNWARD-SWE | SWE35 | SWE40 | SWE50 | SWE55 | SWE60 | SWE70 | SWE85 | SWE330 |
| YUCHAI-YC | YC35 | YC45 | YC60 | YC85 | YC135 | |||
| Kubota-KX | KX35 | KX50 | KX55 | KX80 | KX85 | KX135 | KX155 | KX185 |
| LIEBHERR-R | R914 | R916 | R924 | R926 | R934C | R944C | R954 | R964/ R974 |
| LIUGONG -LG | LIUGONG150 (LG150) | LIUGONG200(LG200) | LIUGONG220 (LG220) | LIUGONG907 (LG907) | LIUGONG914 (LG914) | LIUGONG925 (LG925) | LIUGONG936 (LG936) | |
| CASE-CX | CX35 | CX45 | CX55 | CX75 | CX135 | CX240 | CX360 | |
| LONKING- | LONKING60 | LONKING65 | LONKING85 | IHISCE-IHI | IHI35 | IHI80 | IHI85 | |
| YANMAR-VIO | VIO30 | VIO40 | VIO55 | VIO75 | TAKEUCHI-TB | TB150 | TB175 | |
| FUTON LOVOL-FR | FR65 | FR85 | ||||||
| MITSUBISHI | MS110 | MS120 | MS180 | MS230 | MS280 | |||
Here are the more machinery models, please kindly contact us freely if any enquiry.
Production process
Company Profile
About us:
Main Market
FAQ
Q: What main products do you supply?
A: Track roller/Carrier roller/ Sprocket/ Segment/ Front idler/ Track shoe/ track chain/ Bolt/ Nut/ Pin/ Bushing/ Seal and gasket/ Filter/ Bucket teeth/ Bucket/ adaptor and other spare parts.
Q: How is your quality?
A: OEM Quality: all products size following OEM strictly. The quality is absolutely guaranteed,
if there are problems related to quality, please tell us, we will do our best to make you satisfied.
Q: What is your delivery time?
A: Generally, If we have your required items in stock, delivery time 7-10 days.
Or if your required items out of stock, delivery time need about 15days.
The actual delivery time depends on the items and the quantity of your order.
Q: What is your sample policy?
A: We accept a trial sample order if ready parts in stock.
You are welcome to send us samples or spec. Drawing. We can build new mould and produce products accordingly.
Q: How to make payment?
A: We accept multiple payment methods: Bank transfer T/T, Paypal, L/C at sight and so on.
Payment=3000USD, 30% T/T in advance , the balance before shipment.
Q: How to track the goods if order shipped?
A: We will inform you the shipping information after your order is sent out.
Express shipment: we will send you express tracking number.
Air shipment: we will send you AWB, Packing list and Commercial invoice and other necessary documents.
Sea shipment: we will send you BL, Packing list and Commercial invoice and other necessary documents.
Q: Which countries have you ever exported to?
A: Our products have been exported to more than 60 countries such as USA, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, Sri Lanka, INDIA, Pakistan, Bangladesh, South Africa, Colombia, Peru and etc.
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| After-sales Service: | Technical Support |
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| Warranty: | 6-12months |
| Type: | Hydraulic Cylinder |
| Samples: | US$ 350/Piece 1 Piece(Min.Order) | Order Sample |
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| Customization: | Available |
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| Shipping Cost: Estimated freight per unit. | about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does a boom cylinder handle variations in environmental conditions?
A boom cylinder is designed to handle variations in environmental conditions effectively. Here’s a detailed explanation:
Environmental conditions can vary significantly in different work environments where heavy equipment operates. Boom cylinders are constructed to withstand these variations and continue to function reliably. Here are some ways in which boom cylinders handle variations in environmental conditions:
- Sealing and Protection: Boom cylinders are equipped with seals and protective measures to prevent the intrusion of contaminants, such as dust, dirt, water, or debris. The seals help maintain the integrity of the hydraulic system and protect internal components from damage caused by environmental factors. Additionally, protective coatings or treatments are often applied to the cylinder’s exterior to enhance its resistance to corrosion and wear.
- Temperature Resistance: Boom cylinders are designed to operate within a wide temperature range. They are constructed using materials that can withstand both high and low temperatures without compromising performance. Specialized seals and hydraulic fluids are utilized to maintain proper functionality and prevent damage, even in extreme temperature conditions.
- Fluid Compatibility: Hydraulic fluids used in boom cylinders are carefully selected to ensure compatibility with the anticipated environmental conditions. Factors such as temperature, humidity, and chemical exposure are taken into account when choosing the appropriate hydraulic fluid. The selected fluid should have the necessary viscosity and additives to provide optimal lubrication, prevent foaming, and resist degradation under the specific environmental conditions.
- Corrosion Resistance: Boom cylinders are often exposed to environments that may contain corrosive elements, such as saltwater, chemicals, or acidic substances. To handle these conditions, cylinders are manufactured using materials that exhibit high corrosion resistance. Protective coatings, such as chrome plating or specialized paint, can be applied to further enhance the cylinder’s ability to withstand corrosive environments.
- Regular Maintenance: Proper and regular maintenance is essential to keep boom cylinders in optimal condition and mitigate the effects of environmental variations. This includes inspections, cleaning, lubrication, and seal replacements as needed. By following manufacturer-recommended maintenance schedules and procedures, operators can address potential issues early on and ensure the longevity and reliability of the boom cylinders.
By incorporating sealing and protection mechanisms, temperature resistance, fluid compatibility, corrosion resistance, and regular maintenance practices, boom cylinders are designed to handle variations in environmental conditions. These features enable them to operate effectively and maintain their performance in diverse work environments, including construction sites, mining operations, forestry applications, and more.
It’s important to consult the equipment manufacturer’s guidelines and recommendations for specific environmental considerations and maintenance practices related to boom cylinders. This will help ensure the proper functioning and longevity of the cylinders in various operating conditions.

How does a boom cylinder contribute to load distribution and control?
A boom cylinder plays a significant role in load distribution and control. Here’s a detailed explanation:
In various applications such as construction equipment, material handling machinery, and mobile cranes, boom cylinders are responsible for supporting and controlling the load. They help distribute the load forces and provide precise control over the movement of the boom or arm. Here’s how a boom cylinder contributes to load distribution and control:
- Load Support: Boom cylinders are designed to withstand and support the loads encountered during operation. They are typically mounted between the machine’s main body and the boom structure, providing a connection that carries the weight and forces of the load. The cylinder’s robust construction and load-bearing capacity ensure that the load is evenly distributed and properly supported.
- Force Generation: Boom cylinders generate the required force to control the movement of the boom or arm. By extending or retracting, the cylinder exerts force on the boom, allowing it to lift, lower, swing, or articulate as needed. The cylinder’s ability to generate and regulate force ensures precise load control, contributing to safe and efficient operation.
- Load Stabilization: Boom cylinders help stabilize the load during lifting or movement. By resisting undesired movements or vibrations, the cylinder assists in maintaining the load’s stability and preventing excessive swinging, tilting, or shifting. The controlled movement provided by the cylinder helps minimize the risk of load damage or accidents, ensuring safer and more controlled operations.
- Balance and Alignment: Boom cylinders aid in achieving balance and alignment of the load. By controlling the extension or retraction of the boom, they allow operators to adjust the position of the load relative to the machine’s center of gravity. This balancing capability helps optimize stability, prevent tipping, and enable precise positioning of the load.
- Controlled Speed: Boom cylinders enable precise control over the speed of load movement. By regulating the extension or retraction speed, the cylinder allows operators to adjust the lifting or lowering speed according to the requirements of the task. This controlled speed enhances load handling precision, minimizes impact forces, and improves overall safety.
The use of a boom cylinder in load distribution and control offers several benefits:
- Enhanced Safety: Boom cylinders contribute to load stabilization, balance, and controlled movement, reducing the risk of load accidents or instability.
- Precise Load Handling: The force generation and controlled speed provided by boom cylinders enable operators to handle loads with precision, ensuring accurate placement and minimizing the potential for damage.
- Improved Efficiency: Boom cylinders facilitate efficient load distribution and control, enhancing productivity and reducing the time required to complete tasks.
- Load Capacity Optimization: By supporting and distributing the load forces, boom cylinders help optimize the machine’s load capacity and performance.
Overall, a boom cylinder is a crucial component in load distribution and control. It provides load support, generates force, stabilizes the load, aids in balance and alignment, and enables controlled speed. These features contribute to safe, precise, and efficient load handling in various applications.
It’s important to follow the manufacturer’s guidelines and recommendations regarding the selection, installation, and maintenance of boom cylinders to ensure their proper functioning and optimal load control.

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.


editor by CX 2024-02-24