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 hydraulic support column is the main component to support and carry the hydraulic support, it directly affects the performance of the hydraulic support. Therefore, in addition to reasonable working resistance and reliable working characteristics,…
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…
There are many ways to classify the types of hydraulic cylinders, so the hydraulic cylinders are divided into the main moving parts according to the structural characteristics Piston hydraulic cylinder The main moving parts are usually made up of a piston…
Pin shaft is mainly the hinge of two parts, play a fixed role in connection, so in the encounter of bending or fracture must be replaced in time. Analysis of common faults in how to install, store and troubleshoot. Hydraulic support pin shaft transport…
Scraper pin row, also known as the scraper gear rail, scraper pin row, through the scraper and the central slot on the throne with horizontal pin, vertical pin fixed together, there are forging pin row, casting pin row, specifications and types are also…
