Xin Yuan in the warm asphalt sales | Xin Yuan exports temperature pitch | Xin Yuan long-term sales in the warm asphalt Xin Yuan Xin Yuan in the warm asphalt sales Henan | medium temperature asphalt sales Hebei | Xin Yuan GB-temperature asphalt Xin Yuan's Xin Yuan coal tar | Medium temperature pitch | Hebei temperature Wholesale asphalt | asphalt sales Wen Xin Yuan in the company supply high quality fused magnesia, dead burned magnesia sale - graphite electrode. Qingyuan County, Xin Yuan Refractory Sales Co., Ltd. was established in 1999, has been adhering to the "integrity management, practical work," the principles and philosophy, by the support and trust of our customers, the monthly throughput of more than 5,000 tons, new and old customers to negotiate. Products: asphalt in temperature, capacitance magnesia, industrial naphthalene, hot asphalt powder, graphite electrode regeneration. 
 Temperature tar in distillation residue is part of the asphalt, tar yield accounted for 54 to 56%, which is more than three-ring aromatic compounds and oxygen, nitrogen, sulfur-containing heterocyclic compounds and a small amount of polymer material composed of carbon. The molecular weight of the asphalt components between 200 to 2000, up to 3000. The softening point temperature is based on a different pitch division. Softening point of 65 ~ 90 ℃ in temperature for the asphalt.