Selection and Advantages of Centerless Grinding Wheel

What is a Centerless Grinding Wheel?

A centerless grinding wheel is a type of grinding wheel used on a centerless grinding machine. It interacts with the guide wheel and workrest, forming a grinding method. The workpiece is supported by the workrest and rotates as it is driven by the guide wheel. The grinding is then performed by the centerless grinding wheel.

Selection of Centerless Grinding Wheel

When grinding a workpiece, achieving a high surface quality and accuracy is crucial, making the selection of the grinding wheel's grit size important. Coarse-grit centerless grinding wheel is typically used for rough grinding, meaning it is applied to workpieces with less stringent requirements. Generally, to speed up the grinding process, these wheels are used for the initial processing of larger workpieces. This method is faster but results in a lower surface finish.

On the other hand, fine-grit centerless grinding wheel provides higher precision and surface quality. The grinding speed is slightly slower, but the workpieces processed with them exhibit higher surface finishes. With the right grit size, a mirror-like finish can be achieved. Therefore, the selection of the centerless grinding wheel should be based on the technical and process requirements of the workpiece. This also includes considerations of the hardness, structure density, and grit size of the grinding wheel.

Advantages of Centerless Grinding Wheel

• High Precision: Since centerless grinding wheel does not require a central hole, there is no deviation caused by the hole's alignment, ensuring higher precision for the finished workpiece.

  
  

• Better Surface Quality: During the grinding process, centerless grinding wheel leaves fewer grinding marks on the workpiece surface, resulting in superior surface quality.

  
  

• High Production Efficiency: A centerless grinding wheel can grind multiple workpieces simultaneously, significantly increasing production efficiency.

  
  

• Energy Savings: The absence of a need for a central hole reduces unnecessary operational steps, leading to energy savings.

  
  

Why Choose E-Grind's Centerless Grinding Wheel?

As one of the professional centerless grinding wheel manufacturers, E-Grind provides centerless grinding wheel widely used for grinding and cutting tools, bearing parts, automotive components, plungers, cylinders, and engine valves. For different metal materials, E-Grind offers high-quality diamond or cubic boron nitride centerless grinding wheel to meet customer needs.

Moreover, to achieve better mirror finishes, E-Grind uses finer 2000-grit diamond or cubic boron nitride abrasives to meet the higher demands of customers. E-Grind has also developed a phenolic resin body for centerless grinding wheel, making them more elastic and lightweight. Additionally, centerless grinding wheel with a phenolic resin body provided by E-Grind offers better surface roughness and lower machine load.