Phone: (573) 443-2144 
Fax: (573) 443-2413 
601 Bus. 70 West 
Columbia, MO 65201 























Investing in bulk materials should pay for itself!




What type of component are you looking for?

Conveyor screws are the component of the screw conveyor that moves the material from the inlet to discharge. Conveyor screws can have many flight and pitch configurations, and can be fabricated from a variety of materials.


Orthman Conveying systems' screw conveyors can be furnished with all your necessary power transmission components - V-belts, sheaves, motors and guards, all precision designed to work with the screw conveyor drive.

The productivity of your bulk material manufacturing operations could ultimately depend on the speed and efficiency of your equipment supplies. that's why so many companies rely on Orthman Manufacturing, Inc.'s screw conveyors and components. We understand that quality products must be supported by a responsive service network.

Fly Ash Bag House Screws
Constructed for a new mill in North Carolina
  • Flared to U-Trough construction


  • Abrasive-resistant screws





  • Ribbon Flighted Screws

  • Ribbon flighted screw with bolt-on wear shoes







  • Cone Screw with Tapered Pipe

  • Stainless steel


  • Variable pitch




  • Carbon Steel Screws







    Sectional Flightings







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    www.conveyusa.com
    Orthman Conveying Systems
    601 Bus. 70 West, Columbia, MO 65203