Sludge Dewatering

Or-Tec Belt Press, Belt Thickener and Rocker Screw press. Affordable, all stainless steel. Made in USA


Micro Bar Screen

The world's only superfine mechanical bar screen with openings down to 1mm. No washwater, No brushes.



“We have had an Or-Tec Screw Auger for 20 years and it has worked great for us.”
— Minerva WWTP, Minerva, Ohio


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Another successful Or-Tec showing at WEFTEC this year - Read Article

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