亚洲成aV人片在线不卡|亚洲日本香蕉91视频|亚洲A综合一区二区三区|思思热在线视频日本一区

    1. <strike id="qwm8p"><table id="qwm8p"></table></strike>
      1. <cite id="qwm8p"><table id="qwm8p"></table></cite>
      2. 煤化產(chǎn)品

        首頁(yè)>產(chǎn)品介紹>煤化產(chǎn)品

        medium coal tar pitch

        medium coal tar pitch

        Product production:30thousands mt / year
        producers:
        Jining Chenguang Coal Chemical CO.,Ltd.
        Jining Chenguang Meibo Chemical Co.,Ltd.
        Product production:30thousands mt / year
        producers:
        Jining Chenguang Coal Chemical CO.,Ltd.
        Jining Chenguang Meibo Chemical Co.,Ltd.

        Product description:be used as binder for production of carbon electrode
        Coal Chemical Products

        Physical  & Chemical Specification of medium temperature coal tar pitch
        Specification unit First Grade Second Grade
        Softening point(ring ball) 80~90 75~95
        Toluene insoluble % 15~25 ≤25
        Quinoline insoluble % 6~10 6~15
        B-Resine content % - -
        Coking value % - -
        Ash % 0.3 0.3
         Moisture % 5 5

        Physical &Chemical specification of Modified coal tar pitch
        Specification unit First Grade Second Grade
        Softening point(ring ball) 100~115 100~120
        Toluene insoluble % 28~34 >26
        Quinoline insoluble % 8~14 6~15
        B-Resine content % 18 16
        Coking value % 54 50
        Ash % 0.3 0.3
        Moisture % 5 5  

        Physical & Chemical Specification of Refined naphthalene
        Specification High-class product First Grade product Qualified product
        Appearance

        熔融產(chǎn)品或粉狀、片狀結(jié)晶

        color White Whit, tiny red or tiny yellow allowed
        Crystallization point Not less than 79.8 79.6 79.3
        Nonvolatile matter Not more than - 0.01 0.02
        Ash not more than - 0.006 0.008
        Acid-washing colorimetric No.2 No.4 -

        Physical & Chemical Specification of Anthracene oil
        Specification Unit First Grade Product
        Distillation range kpa 101.325
        Distill off 15% allowed  300 Not less than
        Distill off allowed 360 Not more than
        Moisture % 1.0 Not more than

        Physical & Chemical Specification of Wash Oil
        Specification Nuit First Grade product
        Density g/ml 1.03-1.06
        Distillation range kpa 101.325
        Initial boiling point  230 Not less than
        Distill off before 300℃ (allowed) %  90 Not less than
        Phenol content(allowed) % 0.5 Not more than
        Naphthalene content % 15 Note more than
        Moisture % 1.0 Not more than
        viscosity (E50) 1.5 Not more than
        Crystallized matter no
        PH Value 6-8

        Physical & Chemical  Specification of  Crue Anthracene
        Specification Unit First Grade Product
        Phenol & homologous content % 83 Not less than
        Distillation range before 210℃ % 60 Not less than
        Distillation range before 210℃ % 85 Not less than
        Neutral oil % 0.8 Not more than
        Pyridine base %  0.5 Not more than
        Ignition Residue % 0.4 Not more than
        Moisture % 1.0 Not more than
        PH value 6-8
        ?2015 濟(jì)寧碳素集團(tuán)有限公司 ALL RIGHTS RESERVED
        地址:山東省濟(jì)寧市任城大道99號(hào)
        電話:0537-2317667 傳真:0537-2317557
        捷瑞數(shù)字|制作維護(hù)