You'll find at least 4 basic varieties of
Petroleum Coke, namely, needle coke, honeycomb coke, sponge coke and shot coke.
Unique sorts of petroleum coke have distinctive microstructures as a result of
variations in operating variables and nature of feedstock. Significant
variations are also to become observed inside the properties from the
distinctive varieties of coke, particularly ash and volatile matter contents.( Petroleum
Coke Supplier)
Needle coke, also named acicular coke, is
usually a hugely crystalline petroleum coke made use of within the production
of electrodes for the steel and aluminium industries and is particularly useful
because the electrodes have to be replaced often. Needle coke is made
exclusively from either FCC decant oil or coal tar pitch.
Honeycomb coke is an intermediate coke,
with ellipsoidal pores which can be uniformly distributed. Compared to needle
coke, honeycomb coke has a decrease coefficient of thermal expansion along with
a reduced electrical conductivity.(Calcined
Petroleum Coke)
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