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    针状焦锻后焦
    公司产品
    2020-03-26
    针状焦(煅后焦)技术指标
    项目 指标
    YDDH- YDDH-
    Ture density(g/cm³)           真密度(g/cm³)≥ 2.13 2.13
    Total  sulphur  content  /%(mass fraction)                     硫/%(质量分数)≤ 0.35 0.40
    Nitrogen / %(mass fraction)     氮/%(质量分数)≤ 0.35 0.50
    Volatile matter content / %(mass fraction)                     挥发分/%(质量分数)≤ 0.25 0.40
    Ash content  /%(mass fraction)灰分/%(质量分数)≤ 0.10 0.20
    Moisture content /%(mass fraction)                    水分/%(质量分数)≤ 0.10 0.10
    Coefficient thermal expansion(room temperature~600℃)(CTE)/(10~6/℃)                  热膨胀系数(室温~600℃)(CTE)/(10~6/℃)           ≤ 0.9~1.1 1.1~1.3
    Tap density(1mm~2mm)/(g/cm³)                         振实密度(1mm~2mm)/(g/cm³) ≥ 0.90 0.86