630 scraper with yuan throne,and groove to help,plate,plate,vertical plate and other welding into the middle groove,and tooth rail,tooth rail pin supporting use.

　　Main products:SGZ630,SGZ730,SGZ764,SGZ800,SGZ830,SGZ900,SGZ1000,SGZ1200 fully mechanized mining scraper conveyor sprocket shaft group,middle groove,over the flume riveting and welding parts,as well as casting tooth rail,casting groove side;JS30,JS40,JS75 reducer;Sgb620/40t,sgb420/30,sgd420/22,sgd320/17b scraper conveyor series suitable for thin coal seam.