Natural Graphite Block Ef Lf Arc Furnaces Graphite Plate Welding Steeling Making Furnace Smelting Electrode. High Purity Graphite Material: Made with 99% purity needle coke and petroleum coke for superior conductivity. Customizable Dimensions: Diameter ranges from 75-800mm and length from 1000-3000mm to fit specific needs. High Annual Production Capacity: Capable of producing 60,000 tons annually with timely delivery guarantees. ISO 9001:2015 Certified: Factory certified with strict quality control systems and pre-production samples. Low Resistivity and Conductivity: Features low resistivity (4.8-10.5) and excellent electrical conductivity for EAF/LF. Fast Delivery Time: Standard delivery within 7-10 days for most orders. OEM and ODM Services: Offers full customization, minor customization, and flexible design options. High Mechanical Strength: Compact structure with high bending strength (8.0-14) and anti-oxidation properties.