Optimizing the application of grinding fluid in machining processes

Grinding is a process used for shaping workpieces with high precision and surface roughness. The grinding fluid used in this process must fulfill the following functions:

Cooling function: The grinding fluid should provide better cooling than other processing fluids by effectively dissipating heat generated during grinding. This helps in reducing the grinding temperature, enhancing the durability of the grinding wheel, and improving production efficiency.

Lubrication function: During grinding, the grinding wheel faces significant working pressure. The grinding fluid can penetrate the tiny gaps between the grinding chips and the grinding wheel, as well as between the grinding wheel and the workpiece surface, creating a thin adsorption film. This reduces the friction, prolongs the grinding wheel's lifespan, and enhances the surface finish of the workpiece.

Cleaning function: Abrasive chips and sand particles produced during grinding can adhere to the machining CNC workpiece and the grinding wheel. If not removed promptly, these particles can impact the workpiece's accuracy and surface finish. Therefore, the grinding fluid must possess efficient cleaning performance.

Antirust function: It is crucial for the grinding fluid to offer robust antirust properties. Any inadequacy in preventing rust during workpiece processing can lead to product defects. Hence, grinding fluid with effective antirust capabilities should be used.

Comparing the lubrication effect of using various grinding fluids with dry grinding, it is evident that the use of grinding fluids significantly improves lubrication. In high-speed machining, the intense friction between the grinding wheel and the workpiece surface results in high grinding pressures and temperatures exceeding 1000°C. In such conditions, the absence of effective lubrication from the grinding fluid can cause severe wear on the grinding wheel, compromising processing accuracy and surface finish.

Learn more: https://machining-cnc.com/optimizing-the-application-of-grinding-fluid-in-machining-processes/

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