| abstract |
The invention discloses insulated heat conductive graphite piece notacoria fine-processing technique, including 1）Raw material；2）Precomminution；3）Iron removaling；4）Calcining；5）Cooling；6）Separating twice；7）Screening；8）Mixing；9）Die mould and heating；10）High temperature graphitization；11）Notacoria；12）Cutting；The processing technology step is scientific and reasonable, the processing technology of prior art is improved, the processing to be become more meticulous to raw material, make its granularity more uniformity, the qualification rate of finished product is improved, and then improves the electric conductivity and thermal conductivity of conductive graphite piece, and its chemical stability can also be improved by the technique, its thermal expansivity is reduced, and easy processing is molded. |