Ohio Carbon Blank is a recognized leader in the manufacturing of graphite blanks and electrodes for EDM and high temperature industrial processes. We manufacture graphite and copper impregnated shapes to precision tolerances. Our high-quality EDM graphite materials and accessory products are delivered promptly to fulfill your needs.We are dedicated to company-wide continuous improvement projects to enhance our products, processes and customer experience. Offering the only online graphite quoting & purchasing system (the Graphimator) in the industry and the bonding of graphite for EDM (Electrodes) are just two of our service offerings. At the core of these efforts is our ISO 9001:2008 quality program to ensure the production of consistent high quality products. Our 35+ years of experience in solving technical graphite issues, trained personnel and highly efficient manufacturing methods allow Ohio Carbon Blank to assist you with your graphite related needs. Sign-up for our free, fast and easy online quoting & ordering system.