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 main task of the scraper conveyer in the underground fully mechanized coal mining face is to ensure that the raw coal is continuously transported out. Sprocket assembly is the premise to ensure the normal operation of scraper conveyor. Its important…
Coupling, commonly known as the wheel, is used to connect the drive shaft and driven shaft in different mechanisms to make them rotate together to transfer torque transmission components. It is used between motor and reducer on scraper. The coupling…
Scraper conveyor is one of the main equipment for transporting coal of fully mechanized working face, and scraper conveyor central slot blowing machine airframe components and material carrying institutions, so central scraping machine slot also important…
Hydraulic support is the support equipment above the working face in coal mine production. It has a lot of fittings, such as hydraulic support connecting head, cylinder jack, top beam, bottom beam, etc. The connecting head of hydraulic support is also…
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