medium coal tar pitch-欧洲杯投注官网

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

熔融产品或粉状、片状结晶

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
欧洲杯投注官网-欧洲杯线上买球
地址:山东省济宁市任城大道99号
电话:0537-2317667 传真:0537-2317557
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