UHP Graphite Electrode (Diameter 300-600mm) for Electric Arc Steelmaking Low Resistivity & Long Life. Low Resistivity & High Conductivity: Resistivity 4.8-10.5, ensuring excellent electrical performance for electric arc furnaces. High Mechanical Strength: Bending strength 8.0-14 with compact structure for sustained high heat environments. Customizable Dimensions: Diameter 75-800mm and Length 1000-3000mm available to fit specific furnace needs. High Purity Material: Made with high-quality needle coke ensuring 99% purity and low ash content. Large Production Capacity: Annual output of 60,000 tons guarantees timely delivery and supply stability. ISO 9001:2015 Certified: Factory certified with strict quality control and pre-production sample checks. OEM & ODM Services: Full customization, minor customization, and flexible customization options available. Fast Delivery Time: Standard delivery within 7-10 days, with peak season lead time within 15 workdays.