In order to investigate the influence of coal blending with waste rubber on coke quality, the pyrolysis performance of rubber powder was analyzed, and the coking experiment of coal blending was carried out in 70 kg test coke oven. The experimental results showed that the pyrolysis range of waste rubber was similar to that of blended coal by analyzing the pyrolysis characteristics of waste rubber. The ash content (Ad), coke reactivity index (CRI) and coke strength after reactivity (CSR) would decrease, while the sulfur content (St, d) of coke would increase with the increasing of coal blending ratio of waste rubber. The specific surface area of coke increased from 1.5m2/g to 3.5m2/g, the Lc of coke microcrystalline structure and the degree of graphitization decreased gradually with increasing the ratio of waste rubber from 0% to 6% in coal blending. The optical structure of coke showed that the fine-grained mosaic structure increased and the degree of anisotropy of coke (OTI) decreased.