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Changsheng Water Cooled Spindle
Air-cooled spindles are core drive components used in CNC engraving, milling, woodworking, and metal cutting equipment, providing precise machining through high-speed rotation.Compared with water-cooled spindles, air-cooled spindles dissipate heat directly through built-in fans or external airflow, featuring a simpler structure, lower maintenance requirements, and stronger adaptability in dry or low-water environments, making them a practical and reliable choice for continuous machining applications.
Product Introduction
The air-cooled spindle is a core component widely used in CNC machining, woodworking machinery, and metal cutting equipment. It achieves precise cutting and material processing through high-speed rotation, meeting the requirements of high-precision and stable machining applications.By adopting air cooling technology, the spindle efficiently dissipates heat through built-in or external airflow during operation, effectively preventing overheating and performance degradation. Compared with water-cooled spindles, it features a simpler structure, lower maintenance cost, and stronger adaptability, making it especially suitable for dry working environments or applications with low waterproof requirements.Designed for reliability and long-term operation, the air-cooled spindle delivers stable performance and consistent machining accuracy across a wide range of industrial processing scenarios.
Product Specification
| Model | Nut | Collet | Overall Size (mm) | Bearing Configuration | Diameter (mm) | Weight (kg) |
| 800W Long Type | ER11 | ER11-3.175 / 1 pc | 65 × 195 × 237 | 4 Bearings | 65 | 4.0 |
| 1.5 kW ER11 | ER11 | ER11-6 / 1 pc | 80 × 188 × 255 | 3 Bearings | 80 | 4.0 |
| 1.5 kW ER11 | ER11 | ER11-6 / 1 pc | 80 × 208 × 275 | 4 Bearings | 80 | 6.0 |
| 1.5 kW ER16 | ER16 | ER16-6 / 1 pc | 80 × 213 × 298 | 3 Bearings | 80 | 6.0 |
| 2.2 kW DIA80 | ER20 | ER20-6 / 1 pc | 80 × 213 × 300 | 3 Bearings | 80 | 7.0 |
| 2.2 kW DIA80 | ER20 | ER20-6 / 1 pc | 80 × 238 × 325 | 4 Bearings | 80 | 7.0 |
| 2.2 kW DIA85 | ER20 | ER20-6 / 1 pc | 85 × 253 × 315 | 3 Bearings | 85 | 7.0 |
| 2.2 kW DIA100 | ER20 | ER20-6 / 1 pc | 100 × 251 × 360 | 3 Bearings | 100 | 11 |
| 3.2 kW DIA100 | ER20 | ER20-6 / 1 pc | — | 4 Bearings | 100 | 11 |
| 3.2 kW DIA105 | ER20 | ER20-6 / 1 pc | 105 × 251 × 351 | 3 Bearings | 105 | 12 |
| 5.5 kW | ER25 | ER25-6 / 1 pc | 125 × 298 × 370 | 4 Bearings | 125 | 20 |
Product Features
High efficiency
The air-cooled spindle operates at high speed to deliver stable and efficient cutting performance, meeting the demands of continuous machining tasks.
Effective heat dissipation
With an integrated air-cooling design, heat generated during operation is rapidly discharged through airflow, helping maintain stable spindle performance.
Low maintenance
Compared with water-cooled spindles, the air-cooled structure is simpler, reducing maintenance requirements and overall operating cost.
Strong adaptability
Suitable for dry working environments and applications with low waterproof requirements, making it flexible for various machining setups.
Reliable operation
High-quality internal components ensure consistent output power and reliable performance during long-term operation.
Product Application
Air-cooled spindles are widely used in CNC machining and material processing equipment where stable high-speed rotation and reliable heat dissipation are required. By adopting an air cooling system, the spindle effectively controls operating temperature during continuous operation, ensuring consistent performance and machining accuracy.
Thanks to their simple structure, low maintenance requirements, and strong adaptability, air-cooled spindles are well suited for woodworking machinery, metal cutting equipment, engraving machines, and other dry or low-moisture processing environments. Whether used in new machine installations or equipment upgrades, air-cooled spindles provide a practical and cost-effective solution for efficient and precise machining applications.
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Stable air-cooled spindle operation -
Integrated motor bearing structure -
ISO standard spindle interface -
Reliable CNC machining performance
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