This product is used as oil for food factory and food machinery factory. Contact with food during the production process will not pose any physiological hazard to consumers and will not cause any impact on the smell or taste of food. Avoidant contamination from lubricating oils on machine components such as gears, bearings, hydraulics, pneumatic devices, compressors, slides and chains is a basic requirement in the production of food, cosmetics, pharmaceuticals, tobacco and animal feed, including packaging in direct contact with the product. But can not completely avoid the product and lubricant contact, should use the lubricating oil that allows contact with food. The product features clean, non-toxic, harmless, pollution-free;