... quality. 3.Energy saving. 4.Competitive price. Cooler for the Tank of Auto/Machinery Features:1.Material:Aluminum.2.Process:Vacuum ... brazing and argon-arc welding.3.Application:Widely used in construction machinery,like:excavator, loader, road roller,scraper,paver ... /Buyer service are offered in our company. If you are interested in our products, please tell us the drawing, packing information, ...