• The Duravant family of operating companies serve the food processing, packaging and material handling segments.
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Product Families


  • Conveying

    Decades of engineering experience combined with continued R&D has made Key Technology the global reference in vibratory conveying.

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  • Processing

    All of our processing products are designed and engineered to enhance your product’s quality, safety, yield, and profitability.

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  • Sorting

    Processors around the world depend on Key Technology for sorting excellence. Our experience in product handling, imaging, sorting intelligence and process engineering ensures your products are of the highest quality.

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  • Key Discovery

    Discovery turns your Key Technology sorter into a powerful IIoT connected device, generating a wealth of actionable information to optimize process efficiency and product quality.

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Industries


  • Potato

  • Vegetable

  • Nuts

  • Dried Fruit

  • Fruit and Berries

  • Leafy Greens

  • Snacks

  • Seeds & Grains

  • Pharmaceutical / Nutraceutical

  • Meat Poultry Seafood & Cheese

  • Confectionary

  • Other

Key’s engineers apply advanced design principles and a wealth of experience to develop the best vibratory conveyor solutions in the industry for hundreds of different products. Each Key Technology Smart Shaker® -from collection conveyors to feed conveyors, from conveyor solutions for grading, sizing and separating to transfer shakers- is built to the highest performance and sanitation standards to minimize lifecycle cost and maximize food safety.

Our industry experience, processing knowledge and application expertise make for robust capabilities to help food processors improve quality, increase yield and reduce cost. Our broad product line includes advanced process systems that seamlessly integrate with other Key equipment for efficient grading, cooling, mixing, and preparation.

Increased yields, improved quality and enhanced productivity are the result of Key’s technical expertise and years of experience solving sorting challenges. Key sorting machines provide superior results, as they detect and remove defects and foreign material (FM) based on color, structure, shape, size or biochemical characteristic differences in a single sorting pass.

Key Discovery is a data analytics software that helps you gain valuable insights into your product quality and line management process.

Key Technology’s complete solutions and efficient innovations are continually advancing the capabilities of potato processors worldwide to help them meet quality, safety, and capacity demands every day. Key potato processing equipment includes optical inspection systems, laser sorters, sizing, grading, and packaging conveyors, and revolutionary Automatic Defect Removal (ADR®) systems.

Potato processing is a highly competitive global industry, and so Key Technology’s ultra-high standards will make a difference to your end product. Go beyond the standard by choosing our potato processing equipment, which include digital sorting, automated defect removal, mechanical grading, sizing and much more.

Put sanitation, quality and trust at the forefront when you choose one of our potato processing machines, and worry less about your end product. Browse our potato processing products below for more information on features such as predictive system diagnosis, advanced machine intelligence and our unique Multi-Sensor Pixel Fusion™.

Applications


  • Potato Strips

  • Other Potato Products

Key Technology is a preferred supplier for processors of fresh and frozen vegetables worldwide with solutions for the entire line, from raw receiving to repack. We offer vegetable sorting machines, vegetable conveyors  and other vegetable processing equipment that enable processors to deliver high quality, safe food easily, efficiently, and cost effectively.

Advanced mechanical vegetable grading machines, including rotary size graders, complement our sorting and conveying systems to further optimize your line. Unlike other suppliers in the market, we offer sorting, conveying and other processing equipment- meaning you benefit from a seamlessly integrated, customized solution from ONE source.

Vegetable Sorters

Increased yields, improved quality and enhanced productivity are the result of Key’s technical expertise and years of experience solving sorting challenges. Our VERYX® digital sorting platform provides superior results, detecting and removing defects and foreign material (FM) based on color, structure, shape, size or biochemical characteristic differences in a single sorting pass.

Vegetable processors around the world depend on Key Technology for sorting excellence. Our experience in product handling, imaging, sorting intelligence and precise ejection ensures your products are of the highest quality.

Technology Leadership

Our team of experienced research and development engineers is dedicated to creating innovative automated vegetable processing machines for you. We work closely with you to solve your daily processing challenges and long-term objectives. We strive to improve your operations, by advancing our technology through creative thinking.

Our cutting-edge sorting, conveying and integrated systems set the standard for maximizing yield, efficiency and profitability. At the same time, they deliver data-driven intelligence to continually optimize and improve operations.

At Key, we are dedicated to creating genuine, long-lasting relationships with our customers. We listen carefully to understand your challenges and through continuous collaboration deliver solutions that create real impact and ROI for your business.

Ready to learn more? Browse through our complete lineup of offerings for vegetable processors here, then speak to one of our industry experts to discover how we can help transform your business.

Applications


  • Corn Processing

  • Green Beans

  • Peas

  • Other Vegetables

For over six decades, Key Technology has delivered innovative technologies that guarantee your success and deliver increased yield, efficiency, and profit. Our solutions for almonds, walnuts, hazelnuts, pistachios, cashews, macadamias, pecans and other tree nuts include sorting, processing and conveying equipment for efficiently feeding, conveying, and metering as well as for removing shell fragments, husk and hull, septa and other unacceptable material.

Among the equipment we offer for this industry are tote bin dumpers, digital/laser sorting machines and conveyors for grading, sizing and separating. Not only do we have a wide selection of these, but we’re also the sole player in the marketplace that designs and manufactures sorting and conveying equipment. This makes us the ideal choice for an integrated nut processing system that you can count on for dependability and performance.

Consumers don’t like surprises when they bite into a piece of dried fruit. To ensure all stems, seeds and foreign materials are identified and removed before your product is packaged, you need equipment you can rely on. Key Technology’s dried fruit processing equipment helps to ensure that your product is clean, uniform and marketable. Utilizing cutting-edge, industry-leading technologies, our dry fruits processing machines will increase your plant’s productivity and food safety while minimizing product damage.

Our VERYX digital sorting platform is ideal for dried fruit processing, and features advanced machine intelligence, multi-sensor Pixel Fusion™ and predictive system diagnostics, enabling you to meet the most stringent quality requirements while improving the yield and profitability of your line. Key Technology’s Belt-Fed VERYX is the first dried fruit sorter to deliver total, sustained product inspection throughout the production cycle. Also available in a Chute-Fed configuration, our VERYX dry fruit sorter features the most precise ejection system on the market, eliminating good product loss and delivering to your bottom line.

Fruit processing sometimes requires the separation of the product flow into multiple streams. Our range of dried fruit conveyors can gate and divert product efficiently while maintaining exceptional levels of surface hygiene that resist bacterial growth. Key Technology’s distribution conveyors for fruit processing are available in four different models: Zephyr™, Impulse®, Iso-Flo® and Marathon.

Browse our products below to find the right dried fruit processing solution for your needs. If you have any questions about our equipment, please contact our industry experts today.

 

Applications


  • Dates

  • Dried Cranberries

  • Prunes

  • Raisins

  • Other Dried Fruit

Whether sold directly to the consumer or prepared for a whole menu of uses, Key fruit processing equipment helps ensure that the product carrying your name is clean, uniform, in unblemished condition, free of foreign material and handled without damage. We offer a complete line of solutions for fruit and berries processing, including fruit sorting equipment, sliver/fines removal, scalping shakers, air cleaners (aspirators), feed shakers and size grading shakers post-sort to help you deliver the perfect product to your customers.

Because we are the only company that designs and manufactures sorting, conveying and processing equipment, we can provide you with a fully integrated system from a single source. This means you can count on us to deliver a complete solution, custom designed for your needs, that will meet the highest standards of performance and reliability.

Applications


  • Blueberries

  • Cranberry Processing

  • Wine Grapes

  • Diced & Sliced Fruit

  • Other Fruits/Berries

As a processor of fresh-cut produce, your goal is to package a high quality product that is free of defects and foreign material. From the moment leafy greens enter your plant, Key offers technologies for reducing production costs while assuring food safety and speed to market.

Applications


  • Spinach

  • Other Leafy Greens

Key Technology has been a global trusted leader in snack manufacturing facilities for over 40 years, sorting, conveying, and distributing fragile, seasoned, and mixed product gently, precisely, and efficiently. Expect meticulous automated inspection and reliable product handling at any point in the line with our range of snack food conveyors.

For example, our lineup of snack food processing equipment includes the VERYX® digital sorting platform. Featuring innovative mechanical architecture and sensor technology, this snack sorter provides the most accurate detection of defects. The Optyx® family of belt sorters are configurable with multiple sensor options for single- or double-sided viewing of product.

On the conveying side, the Zephyr Horizontal Motion Conveyor is one of the best snacks production machines in part because of its ease of maintenance and sanitation. Like all our snack food processing machinery, it can be integrated easily into your existing setup. Our ability to combine all of these solutions into a comprehensive system sets us apart from other manufacturers and better ensures the most efficient operations for our clients.

Contact our industry experts today to design your optimal system.

Key Technology specializes in sorting, processing, and conveying systems to help you ensure your customers receive the highest quality seed. Whether your seed processing takes into account one or several types of seeds, we have the ideal equipment solution to help you advance your business.

SYMETIX®, Key’s pharmaceutical product line, provides automated inspection and specialized conveying systems to help manufacturers of solid dose products—capsules, tablets, and softgels—safeguard product security, quality, and regulatory compliance. Thanks to the combination of our pharmaceutical conveyor systems and optical sorting technology, our clients can have an integrated solution to their needs that increases process efficiency and ensures only in-spec products reach consumers.

 

Key’s easy-to-sanitize inspection, conveying, feeding, metering, and other processing equipment for meat, poultry, seafood and dairy products consistently meet application requirements while cutting labor expenses and achieving the product safety standards that the USDA and your customers demand. With our industrial meat processing equipment, processors ensure they always provide a quality products that will meet consumer expectations.

Key Technology has been a global trusted leader in confectionery manufacturing facilities for over 30 years, sorting, conveying, and distributing candy gently, precisely, and efficiently. Our candy processing solutions are designed to identify and remove defects, so you can offer the highest-quality products to your customers. We can design and manufacture integrated systems used to sort, grade, and convey virtually all types of candies, including gummies, wrapped chocolates, and hard and semi-hard confectionaries.

Applications


  • Other Confectionary

  • Gummy Candy

Key Technology provides processing equipment and automation for a multitude of food and industrial sectors.  Our customers process a range of products from cereal, pasta, baked goods, confectionery, and seafood to pet food, glass, recycled paper, plastics, tobacco and more.

Our applications engineers are continually researching and testing new customer-driven innovations, contact us today with your sorting, processing or conveying equipment needs.

Applications


  • Pasta

  • Cereal

  • Seafood

  • Pet Food

  • Tobacco

  • Recycling

  • Other Food and Non-Food Applications

Results for

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Product Finder

ADR MACHINE

Key’s ADR EXOS™ is a unique system that turns a defective potato strip into a good one by automatically identifying and removing flaw areas.

ADR Module

Key’s ADR® Module is an integrated system of conveyors, sliver sizer remover, ADR EXOS™, and rotary size graders.

Air Cleaner

Simple and efficient, the Air Cleaner separates your product from leaves, stems, chaff, or other light trash.

Collection Conveyors

Conveyors that gently collect product from other processing machines to minimize damage and converge product flow.

COMPASS Optical Sorter

Distribution Conveyors

Food processing often requires the product flow to be separated into multiple streams for efficient processing. Distribution conveyors optimally meter product flow using gates and diverters.

Feed Conveyors

Feed conveyors optimally present your product to the next piece of processing equipment to maximize yield and improve performance of the downstream equipment.

Food Pumping System

The Hydro-Flo Food Processing Pump transfers food products by using water as a transport medium to elevate and convey many products quickly and gently.

Grading And Sizing Conveyors

Grading, sizing and separating are essential functions to your processing line.

Impulse/P Vibratory Size Grader

Designed specifically for solid-dose pharmaceutical and nutraceutical manufacturers, Impulse®/P vibratory size graders combine gentle electromagnetic power and high-speed/high-throughput design to maximize softgel, capsule and tablet quality.

Manta Digital Camera/Laser Sorter

Manta® high-capacity belt sorters are available in a range of configurations tailored to each customer’s application needs, precisely sorting and managing separation of the product into two or three streams helping food processors achieve their quality objectives at maximum yield.

Oculus Whole Potato Optical Sorter

Optyx Digital Camera/Laser Sorter

The Optyx® family of belt sorters is ideal for medium to low capacity applications. Configurable with a range of sensor options for single or double-sided viewing of the product stream, Optyx precisely sorts and manages separation of the product into two or three sort streams helping food processors achieve their quality objectives at maximum yield.

Potato Halver

The Potato Halver cuts too-long potatoes in half crosswise, so that french fry processors can simply and efficiently increase yield, achieve length specifications, and prevent product length-related packaging problems.

Product and Packaging Distribution Systems

Conveyors that gently collect product from other processing machines to minimize damage and converge product flow.

PulseScrubber Continuous Softgel Polishing System

Designed for pharmaceutical and nutraceutical manufacturers, this system polishes capsules by removing excess oil used in the encapsulation process, to improve product presentation.

Rotary Sizing and Grading Systems

This line of versatile roller sizers and graders enables food processors to transfer and classify product efficiently—while removing field debris, broken pieces, seeds, juice, fines, and other targeted material.

Small Piece Remover

The Small Piece Remover is an open-bed design machine with integral frame and endless sizing belt, used to separate smaller pieces of product from line flow.

Symetix

Designed specifically for solid-dose pharmaceutical and nutraceutical manufacturers, Impulse®/P vibratory size graders combine gentle electromagnetic power and high-speed/high-throughput design to maximize softgel, capsule and tablet quality.

Tote Bin Dumper

One of the most efficient ways to transfer product to the next processing step is a Key Tote Bin Dumper system. These rugged, versatile systems come in many designs, from a single-station tote dumper to multiple units used for mixing and combining bulk products.

Transfer Conveyors

Processing and packaging often require conveyors to elevate, decline, or transport product. As part of Key's integrated solutions, we build transfer conveyors specifically designed for your industry.

Upright Length Sizer

The Upright Length Sizer removes short potatoes and transfers long potatoes to the Potato Halver for crosswise cutting.

Veg-Mix System

For product mixing challenges, Key’s fully integrated Veg-Mix™ System comes complete with dumping, de-clustering, metering, mixing, conveying, and controls to ensure proper mixing of your product.

VeriSym Optical Inspection System

The high capacity VeriSym® Optical Inspection System is designed to verify softgel capsules and tablets by color, size and shape and remove defects and foreign doses from the product stream.

VeriSym SE Optical Inspection System

VeriSym® is designed specifically for the pharmaceutical and nutraceutical industries to verify softgels in batch mode or continuously in-line after a single encapsulator.

VERYX 2.0 Digital Sorting Platform

The all-new VERYX® 2.0 digital sorting platform, is a suite of belt-fed and chute-fed sorters that offer high-performance capabilities. As the world’s most intelligent sorting platform, VERYX 2.0 improves product quality and maximizes yields.

VERYX BioPrint Digital Sorter

The VERYX BioPrint Digital Sorter delivers unprecedented sorting results with unmatched removal of defects, FM and more. Discover what makes it the most advanced digital sorter for nuts on the market- and how it can give you a competitive edge.

Zephyr Horizontal Motion Conveyor

Our next-generation horizontal motion conveyor, Zephyr, provides gentle, high-capacity and low maintenance conveying for processors of frozen, fragile, seasoned, breaded or coated products.