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Calcined Needle Coke
APPLICATION

Calcined Needle Coke is produced by delayed coking process with the heavy fraction of crude oil as feedstock, which can be used as the feedstock of high power and super high power electrode in steel-making industry. ction of crude oil as feedstock, which can be used as the feedstock of high power and super high power electrode.

SPECIFICATIONS

ITEM

 Limits TEST METHOD
NO.1 NO.2 NO.3
Calcined Real density, g/cm3< 2.13 2.12 2.10 GB 6155
Sulfur  wt %  <  0.5  GB/T 387
Volatiles wt% < 0.4 0.4 0.5 ASTM D3175
Ash  wt %     < 0.2 0.3 0.4 GB/T 1429
Water,  % (m/m)  < 0.15 GB/T 1428
Fixed Carbon, %(m/m)  > 99.5 99.5 99.2 GB 2004

CTE，(100℃~600℃)

10-6℃

 　

1.30

 　

1.40

 　

Report

 GB 3074.4

GB 3074.5

Particle Size:  

5 mm below, %

10 mm below, %

　

Report

Report

　

Report

Report

　

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Report

 GB 3520

 

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