We offer: 1. Premium quality products. 2. The competest prices in China 3. Perfect service. 4. Technical knowledge. Main graphite electrodes: 1. Regular power: 250mm-500mm. 2. High power: 300mm-550mm. 3. Utra high power: 300mm-550mm Products List: *CALCIUM ALUMINATE *GRAPHITE ELECTRODE *GRAPHITE GRANULAR *CARBON ELECTRODE *CARBON ADDITIVES *CARBON PRODUCTS *EXPANDABLE GRAPHITE