Operation and Maintenance of Coal Conveying System .
WEBJan 1, 2013 · Coal conveying system usually set a screening crushing machine room; broken coal and screening equipment are used together, complete coal of broken and screening. ... arcshaped sieve plate 17 and the small sieve plate 15 ect. The crushing cavity composed of rotor and crushed plate 18, arcshaped sieve plate 17, which can be .