Materials: 45#, 40Cr, 27SiMn, can be produced according to drawings or according to customer requirements. Case: Ningxia Tiandi Run Cow SGZ730/400 scraper conveyer, Zheng Coal machine long wall SGZ730/320 scraper conveyer. Models: Scraper 3TY-05, 2S001-00/6 Directions for use: As the bearing part of coal, fix the scraper on the chain (forming the scraper chain) and use it as the traction component. When the transmission part of the nose starts, it drives the sprocket on the nose shaft to rotate, so that the scraper chain circulates and drives the coal to move along the chute until unloading at the head. The scraper chain runs in a stepless closed loop around the sprocket.