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Hopper Gate Openers
The Arnold Company has the Hopper Gate Opener you need to allow a single operator to safely open and close hopper gates. All openers are engineered to provide dependable, long-term, safe and reliable service.
Boxcar Door Openers
We offer a variety of tough, long-lasting multipurpose, sliding and plug boxcar door openers designed with safety and productivity in mind. Our openers will keep the operator at a safe distance from any potential danger.
Hopper Trailer Opener
We are proud to announce the launch of our new, tough, lightweight, easy-use, hand-held, air-powered Hopper Trailer Opener that's safe and reliable enough to use all day, under any condition. Read more about it today!
Vibration Equipment
We offer a wide assortment of powerful railcar, concrete and industrial vibration units as well as our "Rhino" vibrator lifter, which removes the dangers and inconvenience of putting heavy railcar vibrators and brackets into the cradle of hopper gate rail cars
Our Commitment To You
"With safety and productivity always in mind, we take pride in our product selection, product quality, short lead times, and personalized customer service! We offer our customers safe solutions to their Hopper Gate and Boxcar Opener needs, and we stand behind our products!"
Albert Middeke, President Arnold Company
The Arnold Company is the number one manufacturer of Hopper Gate Openers in the United States. As home of the Door Demon® Hopper Gate Opener, we also offer custom designed Hopper Gate and Boxcar Openers to meet the specific needs of your working environment! We also carry a full line of Railcar and Industrial Vibrators.