... : COLOR:white,beige,black, 3:Safety Factor:5:1 pp jumbo bag for sands, Australian Standard black with reinforcing rib 1Quick ... 180, 200, 220 with or without additional coating.ColorWhite,Black,Orange and all kinds of colorsTopOpen/Spout/Duffle/ConicalBottomFlat/Spout ... belt 4 production proceduresStep 1:pp resin are extruded into PP fibers. Extruding MachineStep 2:Extruded PP fibers are woven into the ...