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.
The impact force formed by the short contact time between the hammer head mounted on the crushing shaft set and the broken material cracks the coal, so the material technology of the hammer head is the source of its impact force. Crusher hammers and…
Coal mine underground fully mechanized mining face can be seen, shearer and scraper work together, and shearer in scraper operation, and the bearing shearer running track is scraper gear rail, also known as scraper pin rail, pin row, etc. For coal machine…
Scraper as coal mine coal transport equipment, the daily workload is still very large, especially the larger annual output of coal mines. As for the beam of the scraper, the heavy load will also make its wear faster. When the beam of the scraper wears…
The self-moving tail drum is located at the front and rear ends of the self-moving tail, bearing the weight of belt and material.The drum has the function of transferring power and guiding.The drum is an important component of self - moving tail. The…
The blind shaft assembly of the scraper is an important part of the transmission department of the machine head. It is used together with the bobbin sprocket to form a transmission whole. Its function is to replace the sprocket shaft in the sprocket…
