Application of coal petrology to coking and coal-matching-case study in Coking factory of Xuanhua Steal Corporation

The maceral,fluorescence and R_r of original coals for coking in Coking Factory of Xuanhua Steal Corporation were measured by means of coal petrology,while the small coking stove experiment of 10 kg was carried out.The study results show that the No.27 coal can be used independently or partially matched with other coal.Of the mechanical intensity of part coke M₂₅ can be up to 85% and M₁₀ can be to 10.2%.