History and the type of bulldozer

Bulldozer is a major mechanical earthmoving machinery, according to the walk is divided into two kinds of crawler and tires, because less tire bulldozer.
120KW of power greater than Crawler Earthmover, the vast majority use hydraulic - mechanical transmission. Such bulldozer from the introduction of Japan's Komatsu D155 type, D85 type, D65 type three basic bulldozer manufacturing technology. After localization, stereotyped as TY320 type, TY220 type, TY160 type Basic bulldozer. In order to meet user demand for the use of work conditions, our swamp hydraulic track dozermanufacturer on the basis of the above three basic bulldozer on, expanding product variety, the formation of three series of bulldozers. TY220 bulldozer products, including TSY220 Wetlands bulldozer, TMY220 type desert bulldozer, TYG220 type plateau bulldozer, TY220F Forest logging bulldozer, TSY220H model sanitation bulldozers and pipelayers DG45 type and so on. TY320 and TY160 type series bulldozer also expanding similar products. TY160 series there TSY160L ultra wetlands bulldozer and push TBY160 type Pa machines.