This standard specifies the basic parameters, technical requirements, test methods and inspection rules of spiral conveyors. This standard is applicable to trough screw conveyors that transport wood chips, shavings, fibers and other materials horizontally or tilted (the inclination angle is not greater than 250°) in the production of artificial panels.
LY/T 1031-1991 history
2018LY/T 1031-2018 Screw conveyor for wood-based panel production