Sales of high quality in the warm asphalt | Xin Yuan Inner Mongolia, Beijing medium temperature asphalt sales | Hebei supply temperature asphalt | Baoding asphalt Xin Yuan sales | Wuhai medium temperature asphalt Xin Yuan supply | GB warm asphalt asphalt | Xin Yuan Hebei in the warm asphalt | Xin Yuan in the warm asphalt sales in Shandong | Xin Yuan in temperature bitumen sales Zibo quality in the warm asphalt | Xin Yuan in the warm asphalt supply, Xin Yuan in the warm asphalt Heilongjiang Sales | Xin Yuan quality building modified bitumen | Xin Yuan supply modified asphalt | standard change the quality of asphalt | Xin Yuan manufacturers Hebei in the warm asphalt manufacturers Xin Yuan | electrode dedicated asphalt, Xin Yuan, Qingyuan County, high-quality medium temperature pitch GB asphalt | Xin Yuan Xin Yuan asphalt first brand production | professional production and sales of medium temperature pitch | Refractory Sales Co., Ltd. was established in 1999, has been adhering to the "integrity principles and business philosophy, business, practical work "by the support and trust of our customers, the monthly throughput of 5000 tons or more, 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.