The CNC Cylindrical Grinder ODM Series stands as a versatile and high-performance solution for precision grinding needs, catering to a wide range of workpiece sizes and production requirements. Spanning from 200mm to 600mm models, this series is engineered to deliver exceptional accuracy and efficiency, making it ideal for both small-batch and mass production scenarios.
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These grinders are designed with a focus on rigidity, stability, and long-term precision retention, thanks to high-quality materials and advanced manufacturing processes. Whether handling cylindrical, tapered, formed surfaces, or complex workpieces, the CNC Cylindrical Grinder ODM Series offers customizable features and configurations to meet diverse industrial demands, solidifying its position as a reliable high-precision CNC cylindrical grinding machine option.

Different models within the series come with varying specifications to accommodate different workpiece sizes. The 20P-25/50CNC model boasts a Max. swing diameter of worktable of 200mm and a Max. distance between centers of 250/500mm, with a maximum workpiece weight capacity of 40kg. For larger workpieces, the 32P-50/100/150/200CNC offers a Max. swing diameter of 320mm and a Max. distance between centers ranging from 500mm to 2000mm, supporting a maximum workpiece weight of 150kg.
The 40/60P-100/150/200CNC models are built for even heavier-duty tasks, with a Max. swing diameter of 400/600mm, a Max. distance between centers of 1000/1500/2000mm, and a maximum workpiece weight of 350kg. Grinding wheel dimensions also vary by model, with the 20P-25/50CNC using wheels of Φ405×38-50×Φ127mm, while larger models like the 32P-50/100/150/200CNC can accommodate wheels up to Φ610×100×Φ203.2mm.
The radial runout of the grinding wheel spindle in all models is ≤0.0015mm, ensuring ultra-precise grinding results. The machines are equipped with servo motors for drive systems, providing smooth and accurate movement of the X and Z axes. The guide rails, treated with manual scraping and coated with imported wear-resistant material, contribute to stable low-speed operation and accurate micro-feeding, which are crucial for maintaining consistent processing accuracy.
The equipment body is constructed using high-strength and wear-resistant FC30 high-grade cast iron, which undergoes more than two years of natural aging treatment and two artificial tempering treatments. This extensive processing ensures that internal stresses are fully released, resulting in a bed with excellent rigidity and precision retention.
The structural layout of the bed is optimized for both static precision and dynamic rigidity, allowing the machine to maintain stability during continuous operation. Even under long-term use, the working accuracy can be retained for more than 10 years under normal conditions, a testament to the durability of the design.
The wheelhead feed method features a straight-line guide rail with a straight spindle and a straight wheel. The wheel spindle motor is air-cooled and housed within a protective cover, preventing corrosion and contamination from coolant, thus ensuring reliable performance over time.
The high-rigidity, high-precision bearing-type spindle of the grinding wheel headstock delivers strong cutting force, high precision, and good stability, while also being easy to maintain, reducing downtime and maintenance costs.
The CNC numerical control system comes with an integrated USB interface and mechanical keys, featuring dedicated user functions such as coordinate setting, grinding wheel shape parameter setting, dressing parameter setting, compensation, and grinding parameter setting, all designed for user-friendly operation. A separate operating table enhances convenience during setup and operation.
The system supports Ethernet connectivity for reading machine status data and alarm data for server analysis, as well as transferring CNC programs between the machine and the server, enabling centralized program management. It includes various grinding and dressing programs, along with high-precision interpolation functions, and is equipped with a handheld electronic handwheel for manual feed adjustment and a three-color light device to indicate machine status.
The CNC Cylindrical Grinder ODM Series finds extensive application across multiple industries due to its versatility and precision. In the aerospace industry, it is used for grinding high-precision components such as shafts and sleeves, where tight tolerances and surface finish are critical.
In the automotive sector, the series excels in mass production of engine parts, transmission components, and hydraulic system parts, ensuring consistent quality and performance. The hydraulic industry benefits from its ability to accurately grind deep hole components, as highlighted in related industry news.
Additionally, it is suitable for manufacturing various mechanical parts, including those with cylindrical, tapered, formed cylindrical surfaces, R surfaces, and grooves, making it a valuable asset in general engineering and manufacturing facilities. Whether for small workpieces in the 200 series or large, heavy-duty components in the 600 series, the grinder meets the demands of diverse production environments.
Under normal use conditions, the working accuracy of the machine tool can be maintained for more than 10 years. This is attributed to the high-grade FC30 cast iron bed that undergoes extensive stress-relief treatments, ensuring long-term rigidity and stability.
Yes, the ODM 250 series and other models can be combined with a variety of robotic automation systems to achieve fully automated assembly line operations. This enhances production efficiency, reduces manual intervention, and is particularly beneficial for mass production scenarios.
The P-type straight-line model is suitable for grinding ordinary cylindrical surfaces, tapered surfaces, formed cylindrical surfaces, R surfaces, grooves, etc. The A-type design, with its straight-track inclined grinding wheel structure, is more convenient for grinding large end-face workpieces, expanding the range of processable surfaces.
The ODM 250 series offers a wealth of optional components, including various dressing devices, clamps, and automatic end face and OD inspection devices. Larger models like the 600 series can be equipped with optional hydrostatic headstocks and spindles, suitable for heavy cutting, allowing users to customize the grinder according to specific processing requirements.
The maximum workpiece weight varies by model. The 20P-25/50CNC can handle up to 40kg, the 25P-50/75CNC up to 80kg, the 32P-50/100/150/200CNC up to 150kg, and the 40/60P-100/150/200CNC up to 350kg, ensuring capability for a wide range of workpiece sizes and weights.

Model | Unit | 20P-25/50CNC | 20A-25CNC | 25P-50/75CNC | 25A-50/75CNC |
Max. swing diameter of worktable | mm | 200mm | 200 | 250 | 250mm |
Max. distance between centers | mm | 250/500 | 250 | 500/750 | 500/750 |
Grinding wheel dimensions (outside diameter x thickness x inside diameter) | mm | Φ405×38-50×Φ127 | Φ405×38-50×Φ127 | Φ510×38-50×Φ203.2 | Φ510×50×Φ203.2 |
Max. workpiece weight | kg | 40 | 40 | 80 | 80 |
Note: P: straight-line A: inclined-line | |||||
Model | Unit | 32P-50/100/150/200CNC | 32A-50/100CNC | 40/60P-100/150/200CNC | 40/60A-100CNC |
Max. swing diameter of worktable | mm | 320 | 320 | 400/600 | 400/600 |
Max. distance between centers | mm | Φ500/1000/1500/2000 | Φ500/1000 | 1000/1500/2000/ | 1000 |
Grinding wheel dimensions (outside diameter x thickness x inside diameter) | mm | Φ510×50×Φ203.2 Φ610×100×Φ203.2 | Φ510×50×Φ203.2 Φ610×100×Φ203.2 | Φ610×50×Φ203.2 | Φ610×50×Φ203.2 |
Max. workpiece weight | kg | 150 | 150 | 350 | 350 |
Note: P: straight-line A: inclined-line | |||||
These grinders are designed with a focus on rigidity, stability, and long-term precision retention, thanks to high-quality materials and advanced manufacturing processes. Whether handling cylindrical, tapered, formed surfaces, or complex workpieces, the CNC Cylindrical Grinder ODM Series offers customizable features and configurations to meet diverse industrial demands, solidifying its position as a reliable high-precision CNC cylindrical grinding machine option.

Different models within the series come with varying specifications to accommodate different workpiece sizes. The 20P-25/50CNC model boasts a Max. swing diameter of worktable of 200mm and a Max. distance between centers of 250/500mm, with a maximum workpiece weight capacity of 40kg. For larger workpieces, the 32P-50/100/150/200CNC offers a Max. swing diameter of 320mm and a Max. distance between centers ranging from 500mm to 2000mm, supporting a maximum workpiece weight of 150kg.
The 40/60P-100/150/200CNC models are built for even heavier-duty tasks, with a Max. swing diameter of 400/600mm, a Max. distance between centers of 1000/1500/2000mm, and a maximum workpiece weight of 350kg. Grinding wheel dimensions also vary by model, with the 20P-25/50CNC using wheels of Φ405×38-50×Φ127mm, while larger models like the 32P-50/100/150/200CNC can accommodate wheels up to Φ610×100×Φ203.2mm.
The radial runout of the grinding wheel spindle in all models is ≤0.0015mm, ensuring ultra-precise grinding results. The machines are equipped with servo motors for drive systems, providing smooth and accurate movement of the X and Z axes. The guide rails, treated with manual scraping and coated with imported wear-resistant material, contribute to stable low-speed operation and accurate micro-feeding, which are crucial for maintaining consistent processing accuracy.
The equipment body is constructed using high-strength and wear-resistant FC30 high-grade cast iron, which undergoes more than two years of natural aging treatment and two artificial tempering treatments. This extensive processing ensures that internal stresses are fully released, resulting in a bed with excellent rigidity and precision retention.
The structural layout of the bed is optimized for both static precision and dynamic rigidity, allowing the machine to maintain stability during continuous operation. Even under long-term use, the working accuracy can be retained for more than 10 years under normal conditions, a testament to the durability of the design.
The wheelhead feed method features a straight-line guide rail with a straight spindle and a straight wheel. The wheel spindle motor is air-cooled and housed within a protective cover, preventing corrosion and contamination from coolant, thus ensuring reliable performance over time.
The high-rigidity, high-precision bearing-type spindle of the grinding wheel headstock delivers strong cutting force, high precision, and good stability, while also being easy to maintain, reducing downtime and maintenance costs.
The CNC numerical control system comes with an integrated USB interface and mechanical keys, featuring dedicated user functions such as coordinate setting, grinding wheel shape parameter setting, dressing parameter setting, compensation, and grinding parameter setting, all designed for user-friendly operation. A separate operating table enhances convenience during setup and operation.
The system supports Ethernet connectivity for reading machine status data and alarm data for server analysis, as well as transferring CNC programs between the machine and the server, enabling centralized program management. It includes various grinding and dressing programs, along with high-precision interpolation functions, and is equipped with a handheld electronic handwheel for manual feed adjustment and a three-color light device to indicate machine status.
The CNC Cylindrical Grinder ODM Series finds extensive application across multiple industries due to its versatility and precision. In the aerospace industry, it is used for grinding high-precision components such as shafts and sleeves, where tight tolerances and surface finish are critical.
In the automotive sector, the series excels in mass production of engine parts, transmission components, and hydraulic system parts, ensuring consistent quality and performance. The hydraulic industry benefits from its ability to accurately grind deep hole components, as highlighted in related industry news.
Additionally, it is suitable for manufacturing various mechanical parts, including those with cylindrical, tapered, formed cylindrical surfaces, R surfaces, and grooves, making it a valuable asset in general engineering and manufacturing facilities. Whether for small workpieces in the 200 series or large, heavy-duty components in the 600 series, the grinder meets the demands of diverse production environments.
Under normal use conditions, the working accuracy of the machine tool can be maintained for more than 10 years. This is attributed to the high-grade FC30 cast iron bed that undergoes extensive stress-relief treatments, ensuring long-term rigidity and stability.
Yes, the ODM 250 series and other models can be combined with a variety of robotic automation systems to achieve fully automated assembly line operations. This enhances production efficiency, reduces manual intervention, and is particularly beneficial for mass production scenarios.
The P-type straight-line model is suitable for grinding ordinary cylindrical surfaces, tapered surfaces, formed cylindrical surfaces, R surfaces, grooves, etc. The A-type design, with its straight-track inclined grinding wheel structure, is more convenient for grinding large end-face workpieces, expanding the range of processable surfaces.
The ODM 250 series offers a wealth of optional components, including various dressing devices, clamps, and automatic end face and OD inspection devices. Larger models like the 600 series can be equipped with optional hydrostatic headstocks and spindles, suitable for heavy cutting, allowing users to customize the grinder according to specific processing requirements.
The maximum workpiece weight varies by model. The 20P-25/50CNC can handle up to 40kg, the 25P-50/75CNC up to 80kg, the 32P-50/100/150/200CNC up to 150kg, and the 40/60P-100/150/200CNC up to 350kg, ensuring capability for a wide range of workpiece sizes and weights.

Model | Unit | 20P-25/50CNC | 20A-25CNC | 25P-50/75CNC | 25A-50/75CNC |
Max. swing diameter of worktable | mm | 200mm | 200 | 250 | 250mm |
Max. distance between centers | mm | 250/500 | 250 | 500/750 | 500/750 |
Grinding wheel dimensions (outside diameter x thickness x inside diameter) | mm | Φ405×38-50×Φ127 | Φ405×38-50×Φ127 | Φ510×38-50×Φ203.2 | Φ510×50×Φ203.2 |
Max. workpiece weight | kg | 40 | 40 | 80 | 80 |
Note: P: straight-line A: inclined-line | |||||
Model | Unit | 32P-50/100/150/200CNC | 32A-50/100CNC | 40/60P-100/150/200CNC | 40/60A-100CNC |
Max. swing diameter of worktable | mm | 320 | 320 | 400/600 | 400/600 |
Max. distance between centers | mm | Φ500/1000/1500/2000 | Φ500/1000 | 1000/1500/2000/ | 1000 |
Grinding wheel dimensions (outside diameter x thickness x inside diameter) | mm | Φ510×50×Φ203.2 Φ610×100×Φ203.2 | Φ510×50×Φ203.2 Φ610×100×Φ203.2 | Φ610×50×Φ203.2 | Φ610×50×Φ203.2 |
Max. workpiece weight | kg | 150 | 150 | 350 | 350 |
Note: P: straight-line A: inclined-line | |||||