"Clean synthetic metal cutting fluid" promulgated and implemented the local standards of Jilin Province

According to the Jilin Provincial Bureau of Quality and Technical Supervision, the local standard of Jilin Province, which is the DB22/T478-2009 clean synthetic metal cutting fluid developed by Jilin Zhengji Technology Development Co., Ltd. as the main drafting unit, was released on August 7, 2009.

Jilin Province is a large province of mechanical processing. The annual use of emulsified oil cutting fluid is more than 100,000 tons, and the consumption of base oil is more than 60,000 tons. The generated machine waste liquid is about 2 million tons. The harmless treatment of these waste liquids increases the production cost of the mechanical processing enterprises. If it is not directly discharged by anti-fouling treatment, it will cause serious harm to the natural environment. In addition to energy consumption, emulsified oil cutting fluid poses a threat to the environment, and there are also defects that are prone to spoilage and deterioration, which endangers workers' health and processing costs are relatively high. China's existing GB 6144-85 "synthetic cutting fluid" national standard was formulated in 1985, the standard has been promulgated and implemented for more than 20 years. Due to the limitations of the times, the standard does not restrict the use of toxic and hazardous substances in the content, nor does it propose corresponding environmental protection technical requirements. This standard can no longer meet the concept of cleaner production in the metal processing industry and build an environment-friendly type. The overall requirements of the scientific outlook on development of science have been included in the scope of the revision.

Since the end of the 1990s, Jilin Zhengji Technology Development Co., Ltd., which combines the research and development and production of conductive polymer functional new materials and water-based block nano-polymer products, has been working for 10 years and uses high conductivity. Molecular functional new material—the special electrochemical properties of conductive polyaniline. In the long-term exploration of conductive polyaniline applications, the conductive polyaniline was successfully processed into soluble aqueous polyaniline, and based on this, A unique clean synthetic metal cutting fluid - polyaniline waterborne anti-rust cutting fluid series. The product has good lubrication, cooling, cleaning and anti-rust properties; the product has strict limits on the content of sulfide, phosphorus, chloride and nitrite, which not only damages human skin but also meets the requirements of air quality; The base oil content is five thousandths, and the cutting fluid is generally used at a concentration of not more than 2.5%. Under normal conditions, the cutting fluid can be recycled for a long time. This series of products has independent intellectual property rights, and its technology has reached the world's leading level. In 2007, it obtained the national invention patent certificate. The advent of this series of products has eliminated the emulsified oil cutting fluid in the field of mechanical processing, realized the upgrading of products, promoted the clean production of the machining industry, and has better economic performance and social benefits. In the mechanical processing industry, the annual reduction of cutting fluid consumption and post-treatment costs by more than 30%, reduction of mineral oil consumption by more than 1.2 million tons, and emission reduction of 40 million tons of oil-containing heavy pollution machine plus waste liquid.

The release of the “Clean Synthetic Metal Cutting Fluid”, a local standard with environmentally friendly and clean production requirements, is of great significance for Jilin Province to build an environmentally friendly society and promote clean production concepts. (Jilin Provincial Bureau of Quality and Technical Supervision)

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