Are you looking for the best crankshaft manufacturing factories in China? If so, you’re in the right place. In this article, we’ll explore the top crankshaft factories in China, highlighting their capabilities, quality standards, and the diverse range of products they offer. Let’s dive into the world of precision engineering and see which factories stand out.
China Crankshaft Grinding Machine MQ8260C
Product Details: The MQ8260C Crankshaft Grinding Machine is a special purpose grinding machine designed for grinding crankshafts in automobile, tractor, and diesel engine works. Key features include a maximum work swing diameter of 600×1600mm, a maximum swing over table of 600mm, and a work diameter ground with steady rest of 30~100mm. The machine has a throw of crankshaft of 110mm, and the maximum work length ground in a 3-jaw chuck is 1400mm. It operates with a wheel spindle speed of 740-890 r/min and a wheel peripheral speed of 25.6-35 m/sec. The overall capacity of the motors is 9.82 kW, and the machine
dimensions are 4166×2037×1584 mm with a weight of approximately 6000 kg.
Pros:
– High precision grinding capabilities suitable for various engine types.
– Robust construction with a weight of approximately 6000 kg, ensuring stability d…
– Multiple work speed settings (25, 45, 95 r/min) for versatile grinding needs.
– Large work capacity with maximum work length of 1600mm between centers.
– ISO9001 and CE certification ensuring high quality and performance standards.
Cons:
– High cost, with a sample price of US$ 16,000 per piece.
– Large overall dimensions (4166×2037×1584 mm) requiring significant space.
– Heavy weight (approximately 6000 kg) which can complicate transportation and ins…
China Crankshaft Grinder Machine Suppliers
MQ8260C China Crankshaft Grinder Machine with High Quality
Product Details: The crankshaft grinder model MQ8260C is designed for use in automobiles, tractors, and diesel engine works, as well as their repair shops. Key specifications include a maximum work diameter of Φ580 mm and a maximum work length of 1600 mm. The machine can grind workpieces with a diameter of 30-100 mm using a steady rest. The throw of the crankshaft is 110 mm, and the maximum work length ground in a 3-jaw chuck is 1400 mm. The machine is driven by motors with an overall capacity of 9.82 kW, and it features a wheel spindle speed of 740-890 rpm with
a peripheral speed of 25.6-35 m/sec. The grinding wheel size is Φ900x32xΦ305 mm.
Pros:
– High efficiency and easy to operate
– Suitable for various applications including automobiles, tractors, and diesel en…
– Precise grinding capabilities with high accuracy (ovality: 0.005 mm, cylindricit…
– Customizable options available to meet specific user needs
Cons:
– Large and heavy, requiring significant space and handling (overall dimensions: 4…
– High energy consumption with an overall motor capacity of 9.82 kW
– Complex setup and operation may require specialized training
CNC Machining Light Weight Aluminum Engine Crankshaft …
Product Details: The product involves CNC machining of light-weight aluminum engine crankshaft crank pulleys. It utilizes 3D printing technology to create lightweight components and enables rapid prototyping. The material can be customized as per the requirement, but the primary focus is on aluminum. The surface finish can also be tailored to the customer’s specifications.
Pros:
– Lightweight design due to the use of aluminum
– Rapid prototyping enabled by 3D printing technology
– Customizable surface finish and material
Cons:
– Limited information on durability and long-term performance
– No specific details on cost or pricing provided
Engineer Machinery Parts Crankshaft Made in China
Product Details: Chinese crankshafts are manufactured by various companies, including Tianrun Crankshaft Co., Ltd., Guizhou Xin Yang Technology Industry and Trade Co., Ltd., and Volgen Power. These crankshafts are made from materials such as forged steel, ductile iron, and alloy steel. Prices vary widely, from $5 to $1,598 per piece, depending on the manufacturer, material, and specific application. Minimum order quantities range from 1 to 100 pieces. Companies like Tianrun produce over 500,000 crankshafts annually and supply major OEMs like Dongfeng Cummins and Weichai Power.
Pros:
– Competitive pricing: Chinese manufacturers offer prices 30-50% lower than global…
– Rapid production: Large production capacities allow for quick delivery to meet t…
– Customization: Many manufacturers are willing to customize crankshafts to specif…
– Advanced manufacturing capabilities: Companies like Tianrun and Volgen Power emp…
Cons:
– Quality variability: While some manufacturers adhere to strict quality standards…
– Material limitations: Ductile iron, though cost-effective, may not offer the sam…
– Potential for design issues: As seen in some cases, there can be design flaws if…
Crankshaft Machining Process
Product Details: Crankshaft machining involves the precise fabrication of crankshafts using CNC machines. The process starts with designing the crankshaft details on CAD software, generating code to program the CNC machine, and setting up the machine with the appropriate jig and cutter. The CNC machine performs turning, milling, drilling, and other operations to ensure accuracy and quality. The crankshaft must withstand bending, torsion, and abrasion, typically made from chromium, nickel, and steel alloys. The final product includes features such as crank pins, counterweights, and a torsional damper[1][5].
Pros:
– High precision and accuracy in machining
– Ability to handle complex geometries and features
– Efficient production process with reduced manual labor
– Enhanced durability and performance of the crankshaft
– Integration with CAD/CAM software for precise control
Cons:
– High cost of modern CNC machines and materials
– Requires specialized skills and training for operators
– Potential for misalignment or damage if fixtures are not correctly positioned
– Safety risks if proper precautions are not taken during the machining process
Crankshaft Manufacturers
Product Details: Goodada connects buyers with top-rated crankshaft suppliers worldwide. The suppliers include Xingtai Haoheng Trading Co., Ltd., Ruian Jianxin Machinery Manufacturing Co., Ltd., and Sichuan Mianzhu Xinkun Machinery Making Co., Ltd. These companies specialize in manufacturing crankshafts and other engine parts for various brands such as Cummins, Sinotuck, Howo, Weichai, Caterpillar, and Auman. The products adhere to the standard of internal combustion engine technical condition JB/T6727-2000. The crankshafts are made for heavy-duty trucks, engineering machinery, and agricultural machinery. Suppliers also offer other related parts like cylinder liners, belt pulleys, and connecting rods.
Pros:
– High-quality products from top-rated suppliers
– Strict quality guidelines and inspections
– Wide range of products for different engine brands
– Modern management systems and advanced manufacturing equipment
– Global reach with international payment and freight insurance services
Cons:
– Limited information on specific pricing and availability
– Dependence on third-party suppliers may affect consistency
– Quality control relies on Goodada’s inspection services
Billet crankshaft full machining crankshaft
Xiangtan Dongfeng Crankshaft Co.,Ltd
Product Details: Xiangtan Dongfeng Crankshaft Co., Ltd specializes in the manufacturing of engine crankshafts. The company is located in the Jiuhua national level Economic-Technological Development Area, Xiangtan, Hunan province. The factory covers over 66,666 square meters and employs 200 people, including 25 engineers. It has a full line of crankshaft production facilities, including casting, machining, fillet rolling processing, nitriding, induction hardening, and fatigue testing. The company produces around 100,000 pieces of 6-cylinder crankshafts annually and offers over 260 different crankshaft models that fit various international brands such as Mercedes Benz, Isuzu, Toyota, Mitsubishi, Nissan, Hino, and Cat. They are also an OEM
supplier for China YUCHAI and DEUTZ engine factories.
Pros:
– Geographic advantages with proximity to major transportation routes and airports…
– Comprehensive production facilities including casting, machining, and various he…
– High production capacity with annual output of around 100,000 pieces of 6-cylind…
– Wide range of products fitting over 70 countries and regions.
– Long-term OEM partnerships with reputable engine manufacturers like China YUCHAI…
Cons:
– No specific details on the material quality or durability of the crankshafts.
– Limited information on the company’s quality control processes beyond general st…
– No customer reviews or feedback available on the website to gauge satisfaction.
China Crankshaft Grinder Machine Manufacturers Factory …
Product Details: The crankshaft grinder machine MQ8260A is designed for grinding the journals and crankpins of crankshafts in automobile, tractor, and diesel engine works. Key specifications include a maximum work diameter of Φ580mm and a maximum work length of 1600mm. The machine features three different speeds obtained by belt transmission of the head frame, a grinding wheel frame with rolling guide rail, and automatic lubrication of the guide rails by an oil pump. The head and tail chucks can be optionally installed with a dovetail structure, and the machine includes a friction clutch for convenient adjustment. It also has longitudinal movement of
the workbench with both manual and motor modes, hydraulic control for the grinding wheel, and an 80mm diameter sand wheel shaft for good rigidity and strength.
Pros:
– Three different work speeds obtainable by belt transmission
– Rolling guide rail for the grinding wheel frame
– Automatic lubrication of guide rails by an oil pump
– Optional dovetail structure chucks for head and tail
– Friction clutch for easy adjustment
– Longitudinal movement of the workbench with manual and motor modes
– Hydraulic control for fast advance and retreat of the grinding wheel
– High rigidity and strength of the 80mm diameter sand wheel shaft
– Standard accessories include jaw chuck, wheel dresser, wheel balancing, arbor, l…
Cons:
– High weight of the machine (6000 kg to 7000 kg)
– Large overall dimensions (4166x2037x1584 mm to 4900x2037x1584 mm)
– High cost (approximately US$38,000 per set)
– Complex setup and maintenance requirements due to advanced features
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| China Crankshaft Grinding Machine MQ8260C | The MQ8260C Crankshaft Grinding Machine is a special purpose grinding machine designed for grinding crankshafts in automobile, tractor, and diesel eng… | – High precision grinding capabilities suitable for various engine types. – Robust construction with a weight of approximately 6000 kg, ensuring stabi… | – High cost, with a sample price of US$ 16,000 per piece. – Large overall dimensions (4166×2037×1584 mm) requiring significant space. – Heavy weight (… | cncwmt.com |
| China Crankshaft Grinder Machine Suppliers | www.amco-mt.com | |||
| MQ8260C China Crankshaft Grinder Machine with High Quality | The crankshaft grinder model MQ8260C is designed for use in automobiles, tractors, and diesel engine works, as well as their repair shops. Key specifi… | – High efficiency and easy to operate – Suitable for various applications including automobiles, tractors, and diesel en… – Precise grinding capabil… | – Large and heavy, requiring significant space and handling (overall dimensions: 4… – High energy consumption with an overall motor capacity of 9.82… | www.wellmachtool.com |
| CNC Machining Light Weight Aluminum Engine Crankshaft … | The product involves CNC machining of light-weight aluminum engine crankshaft crank pulleys. It utilizes 3D printing technology to create lightweight… | – Lightweight design due to the use of aluminum – Rapid prototyping enabled by 3D printing technology – Customizable surface finish and material | – Limited information on durability and long-term performance – No specific details on cost or pricing provided | www.china-3dprinting.com |
| Engineer Machinery Parts Crankshaft Made in China | Chinese crankshafts are manufactured by various companies, including Tianrun Crankshaft Co., Ltd., Guizhou Xin Yang Technology Industry and Trade Co.,… | – Competitive pricing: Chinese manufacturers offer prices 30-50% lower than global… – Rapid production: Large production capacities allow for quick… | – Quality variability: While some manufacturers adhere to strict quality standards… – Material limitations: Ductile iron, though cost-effective, may… | www.metals-china.com |
| Crankshaft Machining Process | Crankshaft machining involves the precise fabrication of crankshafts using CNC machines. The process starts with designing the crankshaft details on C… | – High precision and accuracy in machining – Ability to handle complex geometries and features – Efficient production process with reduced manual labo… | – High cost of modern CNC machines and materials – Requires specialized skills and training for operators – Potential for misalignment or damage if fi… | www.sppcncmachining.com |
| Crankshaft Manufacturers | Goodada connects buyers with top-rated crankshaft suppliers worldwide. The suppliers include Xingtai Haoheng Trading Co., Ltd., Ruian Jianxin Machiner… | – High-quality products from top-rated suppliers – Strict quality guidelines and inspections – Wide range of products for different engine brands – Mo… | – Limited information on specific pricing and availability – Dependence on third-party suppliers may affect consistency – Quality control relies on Go… | www.goodada.com |
| Billet crankshaft full machining crankshaft | www.fedaautoparts.com | |||
| Xiangtan Dongfeng Crankshaft Co.,Ltd | Xiangtan Dongfeng Crankshaft Co., Ltd specializes in the manufacturing of engine crankshafts. The company is located in the Jiuhua national level Econ… | – Geographic advantages with proximity to major transportation routes and airports… – Comprehensive production facilities including casting, machini… | – No specific details on the material quality or durability of the crankshafts. – Limited information on the company’s quality control processes beyon… | www.crankshaft.cn |
| China Crankshaft Grinder Machine Manufacturers Factory … | The crankshaft grinder machine MQ8260A is designed for grinding the journals and crankpins of crankshafts in automobile, tractor, and diesel engine wo… | – Three different work speeds obtainable by belt transmission – Rolling guide rail for the grinding wheel frame – Automatic lubrication of guide rails… | – High weight of the machine (6000 kg to 7000 kg) – Large overall dimensions (4166x2037x1584 mm to 4900x2037x1584 mm) – High cost (approximately US$38… | www.amco-mt.com |
Frequently Asked Questions (FAQs)
Frequently Asked Questions About Machining Crankshaft Factories in China
What is the production capacity of major crankshaft factories in China?
Major crankshaft factories in China have impressive production capacities. For instance, Tianrun Crankshaft Co., Ltd. produces over 500,000 forged steel and ductile iron crankshafts annually, while Guilin Fuda Co., Ltd. has an annual production capacity of 1.5 million engine crankshafts. These high capacities ensure that they can meet large-scale demands efficiently.
What kind of advanced machinery do Chinese crankshaft factories use?
Chinese crankshaft factories are equipped with state-of-the-art machinery. Companies like Guilin Fuda Co., Ltd. use first-class CNC machining equipment such as British LANDIS two-wheel servo CNC grinding machines, German JUNKER CNC grinding machines, and American MP fully automatic dynamic balancing machines. This advanced technology ensures high precision and quality in their products.
Who are the key clients of Chinese crankshaft manufacturers?
Chinese crankshaft manufacturers supply products to several major clients. Tianrun Crankshaft Co., Ltd. supplies OEM products to companies like Dongfeng Cummins and Weichai Power. Guilin Fuda Co., Ltd. supports engine plants and automobile factories including Yuchai Machine, Shanghai Hino, Cummins, and international brands like Mercedes Benz and Volvo.
What are the advantages of choosing Chinese crankshaft manufacturers?
Choosing Chinese crankshaft manufacturers offers several advantages. They are known for competitive pricing, often 30-50% lower than global brands. Additionally, Chinese companies have large production capacities, allowing for rapid production and delivery to meet tight deadlines. Many manufacturers also offer customization options to meet specific customer requirements.
How do Chinese crankshaft factories ensure quality control?
Chinese crankshaft factories place a strong emphasis on quality control. Companies like Xiangtan Dongfeng Crankshaft Manufacture Co., Ltd. strictly control raw materials, molds, machining processes, and heat treatments to ensure the best quality. They also conduct rigorous testing, including fatigue testing, to guarantee the reliability and performance of their crankshafts.