Answer:
Five function of cutting fluid in material removal process are:
1) The cutting fluid prevent from corrosion of machine, excessive thermal distortion and can be used to improve the surface finish.
2) It can be used to prevent from rusting and also reduce the friction.
3) It helps to cool the workpiece and tools and wash away the chips from cutting area.
4) It can also help to reduce the coefficient of friction in lubrication fluid.
5) It can be used in any economical condition and temperature.
