<b>Features:</b><br /> <br /> <p> Usage: Metallurgy, machinery, electronics, chemicals, light industry, aerospace and refractory. </p> <p> <br /> </p> <p> High-purity graphite has small resistance coefficient, high temperature, corrosion, oxidation resistance, thermal shock resistance, electrical conductivity, thermal expansion coefficient is small, self-lubricating, easy preciseness machining and other advantages. </p> <p> <br /> </p> Graphite electrodes, carbon rod for spot welding machine, carbon rod machine, butt welding machine. For electrical appliances' silver Point and copper pieces and other metal parts welding effect, is an ideal tools material.<br /> <br /> <b>Specifications:</b><br /> <br /> Material: Graphite<br /> Purity: 99.9%<br /> Diameter: 10mm / 0.39"<br /> Length: 100mm / 3.93"<br /> Color: Black<br /> Quantity: 5PCS<br /> Weight: 64g(approx.)<br /> Density: 1.65g/cm3<br /> Granularity: 0.8 mm<br /> Compression Resistance: 30MPa<br /> Fracture Resistance: 13.5MPa<br /> Ash: 0.3%,<br /> Resistivity: 9μΩm<br /> Thermal Expansion Coefficient: 2.5(X10-6/℃)<br /> <br /> <b>Note:</b><br /> <br /> Please allow 1-3mm error due to manual measurement. Thanks for your understanding.<br /> <br /> <b>Package Includes:</b><br /> <br /> 5 x Graphite Rods<br />