Grease is o fine dispersion of on oil-insoluble thickening agent- usually soap in o fluid lubricant which is generally mineral lubricating oil. The soap is mode up of fatty acid, tallow or vegetable oil saponified with alkali which can be hydrated lime, caustic soda, lithium hydroxide or aluminum hydroxide. The lubricating oil component is refined base oil• naphthenic, of medium viscosity index, or cylinder oil stock. Structurally grease is a "water-in-oil" emulsion. Its appearance is smooth, mostly translucent, soft or hord.
Grease manufacturing procedure
Grease manufacturing can be described as an art as well as science. It is akin to cooking food In spite of detailed recipes the cooks personal attention and supervision at critical storage only can give best results
Manufacturing of Greases
The manufacture of Greases therefore involves the following steps, some of which may be accomplished simultaneously.
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