Cutting oil purification offers several benefits, including extended fluid life, which reduces the frequency of oil replacement and associated costs. Purified oil maintains optimal lubricating and cooling properties, enhancing machining performance by improving surface finishes and dimensional accuracy. It reduces tool wear, leading to longer tool life and lower tooling costs. Purification also minimizes health risks by removing harmful contaminants and supports environmental compliance by reducing waste generation. Overall, it contributes to increased productivity, cost savings, and sustainable manufacturing practices.