Request a Quote Product List   




  • Channel Frame
  • Portable Radial Stacking
  • Tunnel Reclaim
  • Portable Transfer
  • Jump Conveyors 
  • Stackables
  • Self-Contained Portable Radial Stacking
  • Tripper
  • Marine Material Handling
  • Field Conveyors



Trio supplies a diverse range of conveyors for applications ranging from a single 18” belt feeder conveyor to complete plants with overload systems stretching for miles. Trio’s product line includes truss and channel frame designs for stackers, radials, overland, and specialty conveyors. Trio can deliver some of the most heavy duty conveyors in the industry with short lead-times and competitive pricing. Many modular designs are available and all are well suited for economical container shipment to global destinations.


Trio Conveyor   Trio Conveyor 2



Belt Scales

Modular design, state of the art in-motion weighing technology. Delivers outstanding accuracy! Ability to connect directly to a PC & monitor from remote locations.



Rock Machinery Co, LLC

740 N. Dekora Woods Blvd., Saukville, Wisconsin 53080

Office: (262) 536-4603 / Fax: (262) 536-4604