产品介绍
products center 煤化产品
欧洲杯投注官网-欧洲杯线上买球>产品介绍>煤化产品
coal chemical products-欧洲杯投注官网
product production:30 thousands mt / year
producers:
jining chenguang coal chemical co.,ltd.
jining chenguang meibo chemical co.,ltd.
product production:30 thousands 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
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 |