Custom Fertilizer Made with Rollo-Mixer® Technology | Bagged, Stacked & Palletized with Robots
See how Groenink’s Elevator & Hardware produces custom blended fertilizer with precision, consistency, and efficiency — powered by the Continental Rollo-Mixer®.  Raw materials are uniformly blended and then automatically bagged, stacked, and palletized by robotic systems — streamlining operations and reducing labor costs.  Today’s top fertilizer manufacturers trust the Rollo-Mixer® Rotary Drum Mixer and Batch Coater to blend and impregnate a wide variety of products, including:
• Lawn and garden fertilizers
• Coated & slow-release formulas
• Golf course and turf blends
With a proven reputation for gentle mixing, low operating costs, and consistent assay results, the Rollo-Mixer® delivers industry leading quality.

Blending & Coating Leading Lawn & Garden Fertilizers in the Rollo-Mixer®
In 1965, the Mark IV Rollo-Mixer® was designed for blending lawn and garden fertilizers. Rollo-Mixers manufacture fertilizers for a majority of the finest golf courses and major professional sports facilities in the country and around the world. The gentle mix action and dust-tight, simple design is well suited for the corrosive fertilizer environment. Today’s leading manufacturers use the Rollo-Mixer^® Batch Mixer to blend and impregnate a wide range of fertilizer products. From coating lawn and garden fertilizers to mixing slow release golf course fertilizers, the Rollo-Mixers provide our customers with consistent assay results at a low operational cost. Continental is one of two companies in the world recommended by several national chemical companies for blending lawn and garden products.

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Visit Our Facility and Test Your Products
Continental's product testing facility has accommodated more than 2,000 blending and coating trials over many decades. Our test facility is equipped with a variety of Rollo-Mixer® test models, liquid spray systems and heating and cooling capabilities. Companies that visit us can test their products utilize utilize one of 6 versions of the Rollo-Mixer®. Visibility is a key factor in helping us learn how products behave and adapting our coating technology to suit the application. Continental is able to share their years of experience testing a wide variety of products, helping accelerate the transfer from development to production. Scale up is 1:1 from pilot to production.

Discover Our Rollo-Mixers
Continental Products currently designs and manufactures six, distinct rotary drum mixers, known as Rollo-Mixers. We recognize that one rotary drum design is not absolutely ideal for every application. Which is why we engineer several, versatile, rotary drum batch mixers with unique capabilities and advantages across hundreds of applications. Each design has unmatched capabilities to optimize a wide variety of batch mixing, blending and coating processes. We are committed to relentlessly improving the Rollo-Mixer®, to provide exceptional operating performance for our customers and their finished products

Continental Products Corp.
A World Leader in Rotary Drum Mixing,Blending & Coating Technology
Continental Products Corp. specializes in industrial rotary drum mixing, blending and coating equipment - known as the Rollo-Mixer®. Since 1960, we have been working directly with our customers every step of the way to provide them with innovative, proven solutions in mixing, coating and batch process. Our persistent engineering, expertise and development, have been delivering exceptional results for many top performing manufacturers. As a result, the Rollo-Mixer® and Continental, have become an authority for a multitude of leading edge products across a large variety of industries