Bộ 3 thanh than chì hình trụ 99.9%

Description: High-purity graphite has high temperature, corrosion, oxidation resistance, thermal shock resistance, electrical conductivity. It is ideal material for spot welding machine, carbon rod machine, butt welding machine. Features: Made of high density squeezing graphite rod. Good lubricity, high temperature resistance, oxidation resistance. Acid and alkali resistance, strong thermal shock resistance. Good electrical conductivity, high mechanical strength. Used for metallurgy, machinery, electronics, chemical industry, light industry,etc. Specifications: Material: Graphite Purity: 99.9% Diameter: 10mm / 0.39" Length: 100mm / 3.93" Color: Black Granularity: 0.8 mm Compression Resistance: 30MPa Fracture Resistance: 13.5MPa Ash: 0.3%, Resistivity: 9μΩm Thermal Expansion Coefficient: 2.5(X10-6/°) Package Includes: 3 x Graphite Rods