Derailer wear on W4-60 excavator uses a mechanical shift as the transmission mechanism, which relies on a sliding gear transmission mechanism sets a fixed gear sleeve to move axially and engages with the gear to the driven gear realize shifting. In the frequent shifting process, Taiyuan Used excavator manufacturers, end surfaces of the teeth of each gear is easily ground into a tapered, large second-hand excavator manufacturers, resulting in reducing its engaging performance and lead to 'jump stop'. Positive action in the form of shovel excavator shovel excavator shovel. Its characteristics are "forward upward force cut soil." Shovel digging force, to stop the excavation above the surface of the soil, it should be used for excavation pit height greater than 2m dry, but must set up and down ramps. Shovel bucket compared with the backhoe excavator bucket equivalents to be larger, the sale of second-hand excavator manufacturers, can excavate water content of not more than 27% of one to three types of soil, and the dump truck with the completion of the entire mining transport operations, also can tap the large drying pit and mound like. Shovel excavator excavation depending on the relative positions of the excavation route and transport vehicles, second-hand excavator manufacturers, excavators and dump the following two ways: forward excavators, dump lateral; Forward excavators, dump reverse. Tianjin used excavator manufacturers, Jin Hao used excavators, used excavator manufacturers sold by Shanghai Used Construction Machinery Co., Ltd. Jin Hao. Tianjin used excavator manufacturers, Jin Hao used excavators, used excavator manufacturers sell is Shanghai Jin Hao Used Construction Machinery Co. (www.jinhaosh.cn) this year introduced a new upgrade, the above picture is for reference only, please call this page or Tel picture on to obtain the latest information, contact: Mr. Chairman.