负目石墨是筛下物通过率大于80% 的细粉石墨，一般常用的有-100 目、-200 目。我公司采用天然大鳞片石墨矿石为原料，负目石墨产品能够保持大鳞片的各项优良指标。
       High Purity Graphite
       High Purity Graphite refers to flake graphite fixed carbon content of greater than 99.9%, general acid-base method or high temperature method to achieve purification, when the fixed carbon content requirements of 99.99% and above purity graphite is the basis high purity graphite.

负目石墨产品加工工艺范围Negative mesh graphite products processing technology range

常用产品理化指标Chemical Indicators