Using High Carbon Graphite as raw material, adopting unique high-pressure catalysis and purification process, our company produces the 99.9% and 99.99% fixed carbon content graphite. High Purity Graphite and Spectrum Graphite are widely used in high-end industries, such as: space industry, war industry, nuclear industry, ultra-low molybdenum mercury-free battery industry, etc. Simple technology parameter: Fixed Carbon: 99.98%-99.99% Screen Oversize: more than 80% Screen Undersize: more than 85% Moisture: less than 0.2% Of course we can adjust the technical indexes, including trace elements contents according to the user's different requirements.