Charter Machine Company

Charter Machine specializes in biosolids and dewatering equipment for the water and wastewater industry. Charter Machine provided full service solutions from initial sludge testing,  design assistance, dewatering equipment selection, manufacturing to equipment start-up and training. As part of their sludge testing, Charter Machine can assist in polymer selection that results in the best dewatering of your biosolids.

Charter Machine offers the following equipment:

  • Gravity Belt Thickeners
  • Sieve Drum Concentrators
  • Belt Filter Presses
  • Electro Osmosis Dehydrators
  • Screw Presses
  • Sludge Baggers
  • Lime Post Treatment
  • Conveyors
  • Polymer Systems
  • Full-scale Pilot Trailers or Mobile Dewatering Units

Charter Machine’s Electro Osmosis Dehydrator (ELODE) is a 2nd stage dewatering unit that uses an electric field to drive water out of the biosolids without the addition of heat or chemicals – reducing the biosolids volume by 50 % in 10 minutes. The ELODE unit is placed after the
primary dewatering equipment such as belt filter presses, screw presses or centrifuges.

Charter Machine offers mobile Dewatering units on trailers that are used for on-site performance demonstrations, pilot testing or quick delivery solutions.

Charter Machine is focused on effective dewatering systems that meet your dewatering needs. 

Rotary screw press illustration