... heat exchanger which is widely used in construction machinery,like:excavator, loader, road roller,scraper,paver,bulldozer,rock drill,crane ... showed you is a plate-fin oil cooler only for excavator engine part.It is made of aluminum alloy with ... Fin24~8mm/6~13mm0.12~0.25~18MaterialAl AlloyDimentionOn requestSpecialty Compact strcture,easy installation,lightweight Used for excavator oil cooling Export ...