Coating cost reduction and optimization system

The utility model provides a coating cost reduction and optimization system. The coating cost reduction and optimization system comprises a viscometer 54 and a feeding pipeline, and is characterized by further comprising a heat exchange device, wherein the heat exchange device comprises a water supply opening, a first delivery pump, a first check valve, a warmer, a pneumatic adjusting valve, a heat exchanger, an electromagnetism cooling valve and a water discharge outlet which are connected with one another sequentially through heat exchange pipelines; the heat exchange device further comprises a second check valve, and a front end used for limiting the front end water of the electromagnetism cooling valve to flow to the first delivery pump in a unidirectional manner; the heat exchanger is arranged on the feeding pipeline. The coating cost reduction and optimization system has the advantages that the coating viscosity curve is utilized to control water temperature and water flow rate, the purpose of automatic