Ingot seat for 630 scraper is welded with groove top, middle plate, bottom plate, vertical plate, etc. to form the middle groove, and it is used together with rack rail and rack rail pin.

Main products: SGZ630, SGZ730, SGZ764, SGZ800, SGZ830, SGZ900, SGZ1000, SGZ1200 sprocket shaft group, middle groove, transition groove riveting and welding parts, casting racks, casting grooves, etc. for mechanized mining scraper conveyor; JS30, JS40 , JS75 type reducer; SGB620 / 40T, SGB420 / 30, SGD420 / 22, SGD320 / 17B type scraper conveyor machine series suitable for thin coal seam.