Hebei Xin Yuan refractory high-quality supplier: specializing in the production of modified asphalt, medium temperature pitch - Xin Yuan, Qingyuan County, refractory Sales Co., Ltd. was established in 1999, has been adhering to the "integrity management, practical work," the principles and business philosophy, deep by the support and trust of our customers monthly throughput of more than 5000 tons, and welcome new and old customers to negotiate. Products: medium temperature pitch, the capacitance of magnesia, industrial naphthalene, high-temperature asphalt powder, graphite regeneration electrode. 
 Medium temperature asphalt tar distillation residue part of the production rate accounted for 54 to 56 percent of the tar, it is more than the tricyclic aromatic compounds and oxygen, nitrogen, sulfur-containing heterocyclic compounds and a small amount of polymer carbon material. Asphalt component of the molecular weight of between 200 and 2000 up to 3000. Medium temperature pitch is classified according to the softening point. The softening point of 65 ~ 90 ° C for medium temperature pitch.