Page 63 - Vol_1_Chapter_III

• Waste Recycling Rate: Measure the proportion of waste materials, such as metal chips or
fluids, that are recycled or repurposed.
• Hazardous Waste Generation: Track the quantity of hazardous waste generated and ensure
compliance with environmental regulations.

3. Water and Coolant Management KPIs

• Coolant Consumption per Unit: Measure the amount of cutting coolant used per unit of
production output.
• Coolant Recycling Rate: Calculate the percentage of coolant that is collected, treated, and
reused.
• Water Consumption Reduction: Monitor the reduction in water usage through measures
such as efficient coolant management and equipment cooling.

4. Air Emissions and Pollution KPIs

• Air Emissions Reduction: Measure the reduction in air emissions, such as volatile organic
compounds (VOCs) and particulate matter, resulting from green machining practices.
• Air Filtration Efficiency: Evaluate the efficiency of air filtration systems in removing
pollutants and maintaining good indoor air quality.

5. Tooling Efficiency KPIs

• Tool Life Improvement: Measure the increase in tool life as a result of optimizing cutting
parameters and tooling choices.
• Tool Replacement Frequency: Track how often tools need to be replaced before and after
implementing high-efficiency machining strategies.

6. Carbon Footprint KPIs
• Carbon Emission Intensity: Calculate the amount of carbon emissions produced per unit of
production output.
• Carbon Neutral Initiatives: Monitor progress toward carbon neutrality by assessing
reductions in carbon emissions and exploring offset programs.

7. Employee Training and Engagement KPIs
• Training Completion Rate: Measure the percentage of employees who have completed the
required green machining training programs.
• Employee Engagement Score: Evaluate employee engagement and involvement in
suggesting and implementing environmentally friendly initiatives.

8. Regulatory Compliance KPIs
• Compliance with Environmental Regulations: Ensure adherence to relevant environmental
regulations, permits, and standards.

9. Cost Savings and ROI KPIs

• Cost Savings from Energy Efficiency: Calculate the monetary savings resulting from reduced
energy consumption.
• Return on Investment (ROI): Assess the financial return on investments made in green
machining technologies and practices.

10. Supplier Sustainability KPIs

Copyright © by DIGIGREEN All Rights Reserved Volume I – Chapter III: Digital and Green Machining and Forming 45