In 1994, the country has developed the first national standard HTF: Lubricants and related products (L class) classification - Part 12: Q group (heat transfer fluid) GB / T 7631.12-94 standard simpler and plainer. But then in 1999, the country once again to develop a new industry standard that SH / T0677-1999. 2009, the new national standard GB 23971-2009 released, on January 1, 2010 to take effect. This can be said to make up for the 30 years of conducting oil industry, the lack of national standard. HTF use in the application should pay attention to some problems, so as to avoid unnecessary losses. Corresponding to different temperatures are not the same type of application HTF, want accurate use good ingredients HTF HTF product, the first to master the process temperature used in their products, only to master this, we use will have an accurate basis for the detailed use to manipulate the process, many companies, apparently did not grasp this point, almost of contemplation, it determines the course will not have good results. Once your product is the maximum use temperature exceeds the limit, coke is a natural thing, the results can imagine, life will be significantly shortened, the production will be unable to meet yd350 HTF, pipe blockage becomes a possibility when When are you going to produce this product, you should consider the good which the HTF is your reliable choice. Heat conducting oil pump, Fengqiu County Taihang Chemical Co. (Certified), oil by Fengqiu County Taihang Chemical Co., Ltd. Fengqiu County Taihang Chemical Co., Ltd (www.hndaoreyou.com) Henan Xinxiang, fuel oil leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Fengqiu County Taihang Chemical Co., Ltd. leadership with the staff warmly welcome all inquiries negotiations to create Fengqiu County Taihang Chemical Co., a better future.