Needle Coke from Asian PitchBoom turns into bust
Vincent J. GuercioVincent J. GuercioCTC InternationalCTC International
ITA Annual ConferenceITA Annual ConferenceOctober October 2016 2016 -- Seoul, Republic of KoreaSeoul, Republic of Korea
DMZ & DMZ & DorasanDorasan -- 도라산도라산 Winter 1955Winter 1955--5656
T o p i c sT o p i c s
Delayed CokingDelayed Coking
Coke Types, Grades & UsesCoke Types, Grades & Uses
Needle Coke PropertiesNeedle Coke PropertiesNeedle Coke PropertiesNeedle Coke Properties
Needle Coke Feedstock (NCFS)Needle Coke Feedstock (NCFS)
Needle Coke PlantsNeedle Coke Plants
Petroleum versus Coal Tar PricingPetroleum versus Coal Tar Pricing
Delayed Coking ProcessDelayed Coking Process
Delayed Coking ProcessDelayed Coking Process
Delayed Coking ProcessDelayed Coking Process
Coke Drum CycleCoke Drum Cycle
Delayed CokerDelayed Coker
Coke CalcinerCoke Calciner
Delayed Coke TypesDelayed Coke Types
NeedleNeedle
SpongeSponge
ShotShot
--------------------------------
Green (uncalcined)Green (uncalcined)
CalcinedCalcined
Needle Coke Structure Sponge Coke Structure
Needle Coke StructureNeedle Coke Structure
Needle Coke UsesNeedle Coke Uses
Electric Arc Furnace Electrodes Electric Arc Furnace Electrodes
Other Graphite ElectrodesOther Graphite ElectrodesOther Graphite ElectrodesOther Graphite Electrodes(Sodium chlorate, Magnesium, etc.)(Sodium chlorate, Magnesium, etc.)
Graphite BlocksGraphite Blocks(Nuclear, Aluminum cathodes, etc.)(Nuclear, Aluminum cathodes, etc.)
Polysilicon ManufacturePolysilicon Manufacture
Electric Arc Furnace (EAF)Electric Arc Furnace (EAF)
EAF Graphite ElectrodesEAF Graphite Electrodes
Needle Coke to EAF ElectrodesNeedle Coke to EAF Electrodes
Desired Needle Coke PropertiesDesired Needle Coke Properties
Needle Structure (Anisometric)Needle Structure (Anisometric)
High DensityHigh Density
Low SulfurLow SulfurLow SulfurLow Sulfur
Low NitrogenLow Nitrogen
Low AshLow Ash
Low Coefficient Thermal Expansion (CTE)Low Coefficient Thermal Expansion (CTE)
Needle Coke Needle Coke -- Typical PropertiesTypical Properties
GreenGreen CalcinedCalcined
Sulfur, Sulfur, weight %weight % 0.50.5 0.50.5
Nitrogen, Nitrogen, weight %weight % 0.70.7 0.50.5Nitrogen, Nitrogen, 0.70.7 0.50.5
Nickel, Nickel, weight ppmweight ppm 55--77
Ash, Ash, weight % maxweight % max 0.10.1 0.10.1
VCM*, VCM*, weight % max weight % max 66
* VCM = Volatile Combustible Matter* VCM = Volatile Combustible Matter
Needle Coke GradesNeedle Coke Grades
Low Quality Low Quality (recarburizer)(recarburizer)
RegularRegular
PremiumPremium
Super PremiumSuper Premium
Needle Coke Feedstocks (NCFS)Needle Coke Feedstocks (NCFS)
FCC Decant OilFCC Decant Oil
Vacuum ResidVacuum ResidVacuum ResidVacuum Resid(as low sulfur thermal tar)(as low sulfur thermal tar)
Coal Tar PitchCoal Tar Pitch
x Ethylene Tar xx Ethylene Tar x
Desired NCFS PropertiesDesired NCFS Properties
Low SulfurLow Sulfur
Low NitrogenLow Nitrogen
Low AshLow AshLow AshLow Ash
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Low Quinoline Insolubles (QI)Low Quinoline Insolubles (QI)
Low Toluene Insolubles (TI)Low Toluene Insolubles (TI)
Needle Coke Capacity Needle Coke Capacity -- 11
CountryCountry CompanyCompany LocationLocation StartStart KTPYKTPY Feed*Feed*
USAUSA Phillips 66Phillips 66 Lake Charles, LALake Charles, LA 19571957 400400 THDOTHDO
Seadrift Seadrift ((GrafTech)GrafTech) Seadrift, TXSeadrift, TX 19831983 170170 DODO
UKUK Phillips 66Phillips 66 ImminghamImmingham 19691969 200200 TDOTDO
IndiaIndia Indian Oil Indian Oil (IOCL)(IOCL) Bongaigaon, AssamBongaigaon, Assam 20052005 1010 DODO
RussiaRussia Novoil Novoil (Novo(Novo--Ufimski)Ufimski) Ufa, BashkortostanUfa, Bashkortostan 19951995 ?? DODO
JapanJapan PetrocokesPetrocokes Mizushima, OkayamaMizushima, Okayama 19711971 220220 TDOTDO
JX Nippon JX Nippon (Koa)(Koa) Marifu, HiroshimaMarifu, Hiroshima 19601960 160160 TDO, TTTDO, TT
CC--Chem Chem (Nippon Steel)(Nippon Steel) Tobata, FukuokaTobata, Fukuoka 19791979 170170 PitchPitch
Mitsubishi ChemicalMitsubishi Chemical Sakaide, KagawaSakaide, Kagawa 19791979 150150 PitchPitch
** DO = Decant oil THDO = Thermal cracked hydrotreated decant oil TT = Thermal tar (virgin)DO = Decant oil THDO = Thermal cracked hydrotreated decant oil TT = Thermal tar (virgin)
Pitch Coking Pioneered in JapanPitch Coking Pioneered in Japan
Anode cokers built 1969Anode cokers built 1969--19731973
Japan aluminum smelters shut 1970sJapan aluminum smelters shut 1970sJapan aluminum smelters shut 1970sJapan aluminum smelters shut 1970s
Cosolvent process to precipitate QI developedCosolvent process to precipitate QI developed
Needle coke production started 1979Needle coke production started 1979
Needle Coke Capacity Needle Coke Capacity -- 22
CountryCountry CompanyCompany LocationLocation StartStart KTPYKTPY Feed*Feed*
ChinaChina PetrochinaPetrochina (Jinzhou Petchem)(Jinzhou Petchem) Jinzhou, LiaoningJinzhou, Liaoning 19951995 100100 DODO
Hongte Hongte Coal ChemCoal Chem Luliang, ShanxiLuliang, Shanxi 20062006 150150 PitchPitch
Sinosteel Sinosteel Anshan, LiaoningAnshan, Liaoning 20102010 120120 PitchPitch
Deli ChemicalDeli Chemical Shijiazhuang, Hebei Shijiazhuang, Hebei 20112011 1010 PitchPitch
Baosteel ChemBaosteel Chem Wuhai , Inner Mongolia Wuhai , Inner Mongolia 20152015 50 50 PitchPitchBaosteel ChemBaosteel Chem Wuhai , Inner Mongolia Wuhai , Inner Mongolia 20152015 50 50 PitchPitch
Huahang EnergyHuahang Energy Yulin, ShaanxiYulin, Shaanxi 20152015 2020 PitchPitch
CC--Chem Chem (Nippon Steel)(Nippon Steel) Pizhou, JiangsuPizhou, Jiangsu 20162016 6060 PitchPitch
Baotailong Coal Baotailong Coal Qitaihe, HeilongjiangQitaihe, Heilongjiang Planned?Planned? 5050 PitchPitch
Fangda CarbonFangda Carbon Huludao, LiaoningHuludao, Liaoning PlannedPlanned 100100 DODO
Jinhui Coal CokingJinhui Coal Coking Xiaoyi, Luliang, ShanxiXiaoyi, Luliang, Shanxi PlannedPlanned 100 100 PitchPitch
KoreaKorea PMC Tech PMC Tech (Posco/Mitsubishi)(Posco/Mitsubishi) Gwangyang, JeollanamGwangyang, Jeollanam 20152015 6060 PitchPitch
OCI CompanyOCI Company Gunsan, JeollabukGunsan, Jeollabuk PlannedPlanned 100 100 Pitch+DOPitch+DO
** DO = Decant oilDO = Decant oil
NCFS NCFS -- Petroleum versus Coal TarPetroleum versus Coal Tar
600
700
800
900
1000
US
$ /
Ton
0
100
200
300
400
500
600
J10 J J11 J J12 J J13 J J14 J J15 J J16 J
US
$ /
Ton
Brent Crude China CT China Soft Pitch
China Tar Distillation ProductsChina Tar Distillation ProductsPrice Ratios to Raw Coal TarPrice Ratios to Raw Coal Tar
2.2
2.4
2.6
2.8
3.0
3.2
Pri
ce
Ra
tio
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
J10 J J11 J J12 J J13 J J14 J J15 J J16 J
Pri
ce
Ra
tio
Naph/CT ATO/CT SP/CT Coal Tar
Thank you ! Thank you ! 감사합니다감사합니다 ! !
ありがとうありがとう!!ध वादध वाद谢谢谢谢 !!