White oil is called white mineral oil or mineral oil in some fields. Commonly used are industrial grade white oil, cosmetic grade white oil, medical grade white oil, food grade white oil, etc. Different classes of white oils also have different uses.
Industrial grade white oil is obtained from base oil produced by hydrocracking, after deep dewaxing, chemical refining and other processes. It can be used in chemistry, textile, chemical fiber, petrochemical, electric power, agriculture, etc. PS, PU and other production.
Food grade white oil is obtained by using mineral oil as the base oil, after intensive chemical refining, edible alcohol extraction and other processes. It is suitable for the lubrication of processing equipment in the food industry such as grain and oil processing, fruit and vegetable processing, dairy product processing, bread cutting machines, etc. It can prolong the storage and preservation period of wine, vinegar, fruits, vegetables and canned food.
Medical grade white oil, suitable for the pharmaceutical industry, can be used as an oral preparation for laxative production and as a defoamer for penicillin production.
Cosmetic grade white oil is obtained after deep refining using hydrogenated raw materials. Suitable for cosmetic industry, it can be used as the base oil for ointments and softeners such as hair cream, hair oil, lipstick, face oil, skin care oil, sunscreen oil, baby oil, vanishing cream, etc.
Item | Quality Index of Industrial-Grade White Mineral Oil | Test Method | ||||||
3# | 5# | 7# | 10# | 15# | 26# | 36# | ||
Kinematic Viscosity mm2/s (40ºC) | 2.5-3.5 | 4.1-5.9 | 6.0-8.0 | 8.5-11.5 | 13.5-16.5 | 24.5-27.5 | 34-38 | GB/7265 |
Flash Point (open cup)ºC≥ | 90 | 125 | 135 | 145 | 165 | 200 | 210 | GB/T3536 |
Pour PointºC≤ | 0 | 0 | 0 | -1 | -1 | -1 | -1 | GB/T3535 |
Color Number (Saybolt) ≥+ | 24 | 24 | 28 | 30 | 30 | 30 | 30 | GB/T3555 |
Corrosion Test 100ºC 3h grade | 1 | 1 | 1 | 1 | 1 | 1 | 1 | GB/T5096 |
Moisture | none | none | none | none | none | none | none | GB/T260 |
Mechanical Impurities | none | none | none | none | none | none | none | GB/T511 |
Water-Soluble Acid or Alkali | none | none | none | none | none | none | none | GB/T259 |
Appearance | this product is colorless, non-fluorescent, transparent oily liquid | visual inspection |