How to choose the right grinding wheel for tool grinding?

There are many types of grinding wheels and various shapes and sizes, and each type of grinding wheel has a certain range of applicability according to the abrasive material of the grinding wheel, the bond material and the manufacturing process. If not properly selected will directly affect the processing accuracy, surface roughness and production efficiency. Therefore, the grinding process, must be based on the specific circumstances of the selection of the appropriate grinding wheel. Then how to choose the correct grinding wheel? For grinding in the commonly used grinding wheel to summarize, so that we understand the selection of grinding wheels.