Barter is the present and the future of international trade, especially for people who is starting in the import export business. Barter and more: Triangular operations.
In the whole sprocket shaft set of scraper conveyor, sprocket shaft plays a crucial role, sprocket shaft drives sprocket operation for conveying work, how to process the sprocket shaft scraper must know these points. Scraper conveyor in the coal mining…
The gear coupling is the main transfer part between the reducer and the sprocket assembly, which is used to transfer the torque of the reducer output shaft to the sprocket assembly. Its structure is composed of spline sleeve, internal gear, screw, washer,…
The hydraulic support column is one of the key components of the supporting facilities under the mine. Do you know the working principle of the hydraulic support column? Let's take a look at how a hydraulic support column works. The process of lifting…
The hammer head used in coal mine has abrasion resistance and impact resistance. The hammer head is an important working part of the crusher. Its production capacity is determined by its shape and material quality. The higher the hardness of the material,…
Hydraulic cylinder can be referred to as hydraulic cylinder, hydraulic system is the executive element. From the function point of view, the hydraulic cylinder is the pressure energy into mechanical energy conversion device. So how does a hydraulic cylinder…
