Gravel mobile tracked screening plant product introduction the range of tracked heavy duty screens are versatile and efficient machines that can be operated in a wide range of primary and secondary screening applications. This range of machines offer operators great flexibility with the capability to select from a range of media options including abrasion resistant punched plate, bofor bars, tines and a selection of heavy duty mesh sizes. Features aggressive screen box can accept bofor bars, screenharps, woven mesh, punch plate and cascade fingers. Screen box angle can be hydraulically adjusted to an angle between 14 to 18. Screen box discharge end can be hydraulically raised 500mm to facilitate efficient and easy media access and changing. Oversize conveyor angle can be hydraulically adjusted from 15 to 24 technical parameters of mobile tracked screening plant successful case company information harbin zephyr trading co., ltd locates in the north of china, province heilongjiang, city harbin.this is an international trading company mainly exports large road machinery such as:asphalt mixing plant, concrete mixing plant, crushing and screening production line and so on. As one of the first professional supplier of asphalt mixing plant and concrete mixing plant in china, we have always given attention to maintaining our higher level quality control and service , and we have reveived the iso9001, ce, sgs etc.