Vorti-Siv

Since 1968, Vorti-Siv®, a division of MM Industries, Inc., has been a pioneer in high-performance filtration solutions. Delivering all-stainless-steel self-cleaning sieve systems for demanding wet and dry applications worldwide. Founded by Rudolf Maroscher, P.E.—former head of Kent State University Salem’s Electrical Engineering Department—Vorti-Siv® combines engineering excellence with practical innovation, originally operating from a 400-acre working farm. Today, Vorti-Siv's representative Material Control Solutions LLC, we provide advanced sieves, screens, and filtration systems. Including multi-deck sieves, hoppers, drums,feeders, purge tanks, and load cell-equipped precision equipment.

Vorti-Siv® engineers design custom filtration solutions for industries requiring ultra-fine particle separation, liquid processing,and bulk material handling.  

Industry Focus

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Bulk Material Handling

Material Control Solutions delivers innovative bulk material handling systems tailored to enhance efficiency across industries. We supply high-performance equipment, including conveyors and feeders to optimize material flow. Our advanced processing solutions—such as screeners and hammermills—ensure precise sizing of materials. We offer a complete line of quality control options from magnets, metal detectors and scales. Bag filling, 25, 50 and 100 lbs., Super Sack and IBCs, designed to meet your product storage and packaging needs. Railcar unloading systems, silo, and bin vibratory aids to keep your product flowing weather into the plant or out to your customer.

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Forest Products

The forest products industry encompasses biomass plants, biochar, SAF, sawmills, veneer, engineered wood and paper mills, all reliant on efficient wood chip production. We start at the gate because that’s where chip quality starts. It is critical, screening ensuring optimal size and consistency for processing. Teknosavo (offering TruckSmart and ChipSmart solutions) enhance productivity through advanced AI and automation. Trucksmart automates inventory management of logs length, dia. moisture % , bark content, fiber volume and more. These innovations streamline operations from forest to factory, supporting sustainable and high-output production in the forestry sector.

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We thrive on identifying root causes and crafting tailored, effective solutions that drive progress and deliver measurable impact.