Key Technology

Key Technology's potato processing equipment includes optical inspection systems, laser sorters, sizing, grading, and packaging conveyors, and revolutionary Automatic Defect Removal (ADR®) systems.

Key's extensive line of technology helps operations worldwide meet quality, safety, and capacity demands every day.

Other brand names of Key Technology are Optyx, ISO-FLO and Impulse.

The company has facilities in the United States (Walla Walla, Washington), Europe, China, Australia and Mexico.

Key Technology merged with Visys early 2013.

Key Technology became a Duravant company in 2018.

This list typically contains only production facilities related to the potato Industry, e.g. Potato Processing facilities

Herbert is a manufacturer of quality handling systems for the agricultural, fresh pack and food processing industry, with focus on the potato industry
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Exhibiting at:


EXPO PACK Mexico 2020


Interpom | Primeurs 2020


Interpack 2021

  • 150 Avery Street
    Walla Walla, WA 99362
    United States