For more than 112 years, The Duplex Mill and Manufacturing Company has set
the standard for the manufacture of industrial processing equipment. Products
bearing the KELLY DUPLEX trademark have aided the successful operation and
growth of industries involved in processing and handling bulk materials
throughout the United States and around the world.
The name Kelly Duplex has come to symbolize leadership, advancement,
durability, and uncompromising quality - the proud hallmarks of the premier name
in industrial processing machinery.
Kelly Duplex products are designed and engineered to offer their users the
greatest possible savings in labor and maintenance costs, and the lowest
possible use of precious energy. Our practice of adapting every piece of
equipment in the Kelly Duplex line to meet the customer's special needs also
minimizes the problems of new and replacement installations.
Kelly Duplex products increase profitability. Our experience in manufacturing
a broad range of processing and handling equipment, and in adapting each item to
the specific needs of a variety of industries, provides the greatest assurance
that the first-time purchaser will find both immediate and long-term
satisfaction with our products.
We are proud of our long and successful history of manufacturing equipment
that is the most reliable and durable, and the most exactingly engineered in the
field. We believe you, as a potential customer, will share our pride when our
equipment becomes part of your operation.
We invite you to learn more about Kelly Duplex: our attention to the control
of operating hazards; our engineering capabilities that allow us to design to
your specifications; our "packages" that virtually eliminate the
possibility of incompatibility between units; and our network of engineers and
factory representatives who are ready to discuss your materials handling