How often do crusher blades need to be sharpened?

Crusher blades are one of the key parts of the pulverizer, which is responsible for cutting the material into small pieces. As the blade will receive material wear and corrosion in high-speed operation, so regular sharpening is necessary.

The frequency of knife sharpening is different for each customer due to different crushed materials, different hourly output, different size and dimensions of crushed materials, and different models of crushers. When the knife is not sharp, or when the current of the pulverizer rises, it is necessary to sharpen the knife.

Of course, the blade to choose a better material, higher hardness, will greatly reduce the frequency of grinding, improve the service life of the blade. Common crusher blade materials are 9CrSi, SKD11, D2, DC53 and so on.