White oil, commonly known as chemical lard or hydrogenated oils, white oil is colorless, odorless, chemically inert, light stability and good performance, the Department of oils and fats by oil refinery processing deodorizing decolorizing and then to varying degrees of hydrogenation, so that the solid white fat, the majority of for the production of the cracker or instead of lard use. The basic building blocks for the structure of the saturated hydrocarbons, aromatic hydrocarbons, nitrogen, oxygen, sulfur and other substances similar to zero. Because of this super-refined depth in the actual manufacturing process, it is difficult for heavy distillate, white oil molecular weight is usually in the 250-450 range. Good oxidation stability, chemical stability, light stability, colorless, tasteless, non-corrosive fiber textiles. Role: assisted demolding; increase product brightness, of rubber, but also as a lubricant in the stamping die