CINCINNATI RK220-8 Cnc Centerless Grinder

( Brand: Cincinnati ), ( Type: Grinders, Centerless ), ( Manufacturer Part Number: RK220-8 ), ( Year: 2002 ), ( State: New York ), ( Country: United States )

Review CINCINNATI Cnc Centerless Grinder

The Cincinnati RK220-8 CNC Centerless Grinder is a high-performance, precision grinding machine designed for large-scale production environments. This grinder is engineered to deliver consistent, accurate results for various applications, including external and internal cylindrical grinding.

The heart of this machine is its advanced CNC control system, which ensures precise part geometry and repeatability. The CNC control allows for easy programming of complex grinding cycles, including incremental and canned cycles. The system also offers real-time monitoring of critical grinding parameters such as wheel speed, dressing, and coolant flow.

The RK220-8 features a robust, cast iron frame that provides stability and rigidity, ensuring accurate grinding results even during heavy production runs. The grinder's large workzone accommodates workpieces up to 8 inches in diameter and 16 inches in length. It also comes with a hydraulic workpiece loading system, which simplifies the loading and unloading process and minimizes operator intervention.

The CNC Centerless Grinder is equipped with a high-performance, coolant-lubricated grinding wheel spindle that delivers impressive grinding speeds and can handle tough materials such as steel, stainless steel, and aluminum. The spindle is also designed for easy wheel dressing and replacement.

Additionally, the machine comes with an automatic dressing system, which ensures that the grinding wheels are always in optimal condition, reducing downtime and increasing productivity. The system uses a precise dressing mechanism that maintains the wheel profile and ensures consistent grinding wheel contact with the workpiece.

The RK220-8 also features a large, easy-to-read operator panel that displays critical system information, including grinding parameters, error messages, and status indicators. The panel also includes intuitive controls for adjusting grinding parameters and programming complex cycles.

In summary, the Cincinnati RK220-8 CNC Centerless Grinder is a versatile, high-performance grinding solution that delivers consistent, accurate results for large-scale production environments. Its advanced CNC control system, robust frame, and high-performance grinding spindle make it an ideal choice for grinding applications in industries such as automotive, aerospace, and heavy machinery manufacturing.

The Cincinnati RK220-8 CNC centerless grinder is a versatile and advanced machine tool used for grinding cylindrical parts. Here are some pros and cons that could help you make an informed decision about purchasing this grinder.

1. High Precision: The CNC control system ensures high precision and consistency in grinding cylindrical parts. This is essential for industries that require tight tolerances, such as automotive, aerospace, and power generation.

2. Flexibility: The RK220-8 can grind parts with diameters ranging from 0.25 inches to 8 inches, making it a flexible option for various applications.

3. Automation: The CNC control system allows for automation of the grinding process, reducing the need for manual intervention and increasing productivity.

4. Durability: Cincinnati machines are known for their robustness and durability, making the RK220-8 a reliable investment for the long term.

5. Customization: The grinder can be customized to meet specific application requirements, including the addition of optional features such as automatic part loading and unloading systems.

1. High Cost: The RK220-8 is a high-end machine tool with a significant price tag. This may be a barrier for small businesses or startups with limited budgets.

2. Complexity: The CNC control system and advanced features of the RK220-8 require a certain level of expertise to operate and maintain. This may require additional training and resources.

3. Space Requirements: The grinder is a large and heavy machine that requires a significant amount of floor space. This may be a consideration for businesses with limited production facilities.

The Cincinnati RK220-8 CNC centerless grinder is a high-performance machine tool that offers precision, flexibility, automation, durability, and customization. However, it also comes with a high cost, complexity, and space requirements. For businesses that require high-precision grinding with tight tolerances, the benefits of the RK220-8 may outweigh the costs. On the other hand, for small businesses or startups with limited budgets or production facilities, a more cost-effective solution may be a better option.

If your business requires high-precision grinding with tight tolerances and you have the budget and production facilities to accommodate a large and complex machine, the Cincinnati RK220-8 CNC centerless grinder is a strong recommendation. However, if you have limited resources or require a more cost-effective solution, consider exploring alternative options such as manual or semi-automatic centerless grinders.

part # rk2208 price

• $99500.00

specifications cncmano:

• brand: Cincinnati
• type: Grinders, Centerless
• manufacturer part number: RK220-8
• year: 2002
• state: New York
• country: United States

returns cncmano:

• policy: No Returns

payments cncmano:

• credit card: Diners-club
• cash
• wallet: Apple-pay

seller cncmano:

• # reviews: 213
• rating: 100.0%

general cncmano:

• Business Industrial > CNC, Metalworking Manufacturing > Other CNC, Metalworking Manufacturing
• condition: Used

shipping cncmano:

offer cncmano:

• started: August 8, 2025
• options: Seller-arranged-local-pickup
• sold: 0
• quantity: 1
• availability: In Stock

Cincinnati RK220-8 Is Similar To:

• Cincinnati 60pf 4 60pf 4 4-axis Cnc Press Brake B47124 (52.6% similar) $24500.00–$99500.00. (September 13th, 2024)
• Cincinnati 135af X 8 Ft. Autoform Cnc Press Brake B47154 (49.5% similar) $45900.00. (October 10th, 2024)
• Cincinnati 230mx X 10 Maxform 8-axis Cnc Press Brake B47153 (52% similar) $24500.00–$69500.00. (October 10th, 2024)
• Cincinnati 90cbii10 90 Ton X 12 Model 90cbii Cnc Press Brake- Fabricating Machinery (43.5% similar) $34500.00–$69500.00. (January 9th, 2025)
• Cincinnati Milacron 3-424-2023a Cnc Rack (46.9% similar) $2000.00–$4000.00. (February 10th, 2025)
• Cincinnati 175af 175 Ton X 16 Model 176af14 Autoform Plus Cnc Hydraulic Press Brake (38.7% similar) $59500.00–$159500.00. (February 14th, 2025)
• Cincinnati A3-424-2130a Milacron Cnc Acramatic 2100 Controller (46.6% similar) $699.00–$850.00. (November 22nd, 2025)
• Cincinnati 64539 Milacron Spare Parts Kit Cnc V2.1 (35.2% similar) $750.00. (December 6th, 2025)
• Cincinnati 175mx-8 2006 Cnc Hydraulic Press Brake B48466 (53.6% similar) $89500.00. (January 9th, 2026)
• Cincinnati 230fmii 230 Ton X 12 Model Cnc Hydraulic Press Brake (50% similar) $27500.00–$69500.00. (January 15th, 2026)
• Cincinnati Milacron 220-8 Centerless Grinder B48515 (76.1% similar) $3950.00–$99500.00. (January 24th, 2026)