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Ribbon Blade Mixers

Easy to operate and maintain, Columbia Ribbon Blade mixers offer a cost effective and durable design with a proven 25-year lifespan. They blend concrete through a time-tested folding mixing action, yielding excellent concrete for a large range of products.

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Model 30

Cost-efficiency for the Entry-Level Plant

Its 30 cubic feet (1.11 cubic yards/.84 cubic meters) capacity makes this the perfect mixer for smaller plants, including the Model 21 plant. As with all our equipment, you can expect a durable design and full array of performance and safety features.




Motor(s) (1) 20 HP Width 111"
Capacity 30 cu ft Hopper Width 69"
Weight 7250 lbs Height 48"

Model 54

Our Most Popular Ribbon-Blade Mixer

This workhorse mixer has a capacity of 54 cubic feet of material (2 cubic yards/1.52 cubic meters) and, like all our ribbon-blade mixers, uses our time-tested folding machine action to blend concrete. It includes helical gears, double reduction, shaft-mounted speed reducers and dust-tight, solid-top covers. Large access doors make maintenance easy while Ni-Hard blades resist abrasive wear.



Motor(s) (1) 50 HP Width 145.75"
Capacity 54 cu ft Hopper Width 85.5"
Weight 15500 lbs Height 64"

Model 81

Easy-to-Maintain and Ruggedly Built Mid-Sized Mixer

A capacity of 81 cubic feet (3 cubic yards/2.29 cubic meters) makes this mid-sized mixer a perfect fit for a medium sized plant. It includes the standard engineering features, as well as safety features throughout, such as lockable three-phase disconnects for local mounting near the mixers. As with all our mixers, customer and technical support is only a phone call away.



Motor(s) (2) 40 HP Width 174.5"
Capacity 81 cu ft Hopper Width 96"
Weight 19200 lbs Height 72"

Model 108

Large Mixer with a Safe, Efficient Design

With a great capacity of 108 cubic feet (4 cubic yards/3.06 cubic meters), this mixer works well for medium- to large-sized operations. Durable engineering and reliable safety features, plus easy-to-maintain design and rugged construction including oversized main shafts to easily handle accidental overloads and full-load starts.



Motor(s) (2) 60 HP Width 170.5"
Capacity 108 cu ft Hopper Width 84"
Weight 27500 lbs Height 92"

Model 135

Designed to Tackle the Largest Jobs

The Model 135 mixer is our largest mixer with a 135 cubic feet (5 cubic yards/3.82 cubic meters) capacity. All our standard engineering, safety features, easy-to-maintain and rugged design are included, as is our full staff of customer service and technical professionals who can help with any questions or issues throughout the mixer's 25+ years of use.



Motor(s) (2) 75 HP Width 197"
Capacity 135 cu ft Hopper Width 109"
Weight 32600 lbs Height 92"