Metallurgical coke, also known as Met coke, is produced in carbonization kilns. The main composition of met coke is as follows: solid carbon, sulphur, nitrogen, hydrogen, oxygen, ash and volatile material.

Its final composition depends on the duration of the distillation process and the composition of the particular carbonized carbons.

Huminity 10%
ash 12%max
Volatiles 1,5%max.
Sulfur less than 1%
Fixed Carbon 80%min.
Pcs kcal/kg 7800 min.
Hgi 30-90