Sasmith engg corporation designs and supplies oil coolers for industrial applications. These oil coolers comes capacities ranging from 5 kw to 250 kw. These oil coolers are ideal for hydraulic oil cooling, quenching oil cooling, and oil cooling in the heat treatment plants. Oil coolers are designed in such a way that they depend on atmospheric air for cooling. These oil coolers are most suitable for areas where water is costly and where water is not available for industrial use. Oil coolers are incorporated with suitable fans which provide sufficient air for cooling purpose. The company needs oil flow rate, oil inlet temperature to the cooler, oil temperature required to be cooled, and atmospheric air temperature for designing a suitable model.