Photo of 620-16 Commercial Feed Mixer

Mixers Made for the
Dairy & Beef Business
of Today and Tomorrow

Rotary Mixer Brochure PDF

The Dependable Mixer

Progressive dairymen & cattle feeders know Roto-Mix delivers a quality feed mix that increases consumption and production levels.  A gentle tumbling action mixes fragile flaked, leafed, and high-moisture ingredients without grinding or high pressure feed movement.  This mixing action results in a fluffier, more palatable ration.  The Roto-Mix design combines the gentle tumbling with quick complete mixing to save time and improve your bottom line.  Roto-Mix has a complete line of mixers, and one that will meet your needs today and tomorrow.

Model 420-12 — Maximum load weight of 12,000 lbs.
Mix ration capacity of 420 cu.ft.
Model 490-14 — Maximum load weight of 14,000 lbs.
Mix ration capacity of 490 cu.ft.
Model 620-16 — Maximum load weight of 17,500 lbs. with 5-6 bar rotor.
Maximum load weight of 12,000 lbs. with 3 bar rotor.
Mix ration capacity of 620 cu.ft.
Model 720-16 — Maximum load weight of 20,500 lbs. with 6 bar rotor.
Maximum load weight of 14,400 lbs. with 5 bar rotor.
Mix ration capacity of 720 cu.ft.
Model 920-18 — Maximum load weight of 26,100 lbs. with 6 bar rotor.
Maximum load weight of 20,900 lbs. with 5 bar rotor.
Mix ration capacity of 920 cu.ft.
Photo Roto-Mix 720-16 Commercial Series Mixer

Model 720-16

Photo Roto-Mix 620-16 Commercial Series Mixer

Model 620-16

Benefits of the Roto-Mix® Mixing System

The patented, rotor design lifts feed up to the side augers that move the feed, end-to-end for thorough mixing.

Beef Business

Illustration of Rotor Beed Business

More Leaves — More Flakes — More Profits

Dairy Business

Illustration of Rotor Diary Business

More Leaves — Particle Length — More Profits

Particle Protector

The Roto-Mix system protects particle length with less grinding or compaction.  Fragile flakes, leaves, and other commodities maintain their nutritional value. Fast, gentle mixing also reduces the time and handling your ingredients endure before feeding that contribute to particle breakdown. More Leaves and More Flake make more Profit for you.

Fresh Fluff

Bottom line — big nutritional advantages to help you lower cost of gain.  Roto-Mix consistently produces premium quality feed by lifting the ingredients past the lower auger’s wedge point, resulting in a fluffier ration that increases consumption.

Total Mixed Rations

Our thorough mixing action eliminates dead spots and corner pile—up, giving you a consistent balance of nutrients from the first pound of feed to the last.  Complete mixing of ingredients also reduces the ability of the cattle to sort and “nose out” ingredients.

Flexibility

Feeds all types of grain, liquid feed, by-products, and forages.  Ability to mix small and large batches with consistency, day after day, even with micro ingredients.

Photo of 920-18 commercial feed mixer.

Forward Pitched Rotor

The patented rotor lifts feed up to the side augers that move the feed from end-to-end for thorough mixing.  The lifting action of the rotor eliminates wedging of the hay or long cut feeds under the lower auger.  Patented tumbling design reduces mixing power requirements.

Commercial Duty Drive Train

Splined shafts eliminate shearing of keys and gaulding of shafts.  Heavy—duty chains and bearings extend life and reduce down time.

Commercial Flighting

3/4", 5/8" and 1/2" flighting available for lower auger to extend life.  Top augers available in 3/8" and 1/2" flighting.

Flared Side

The flared side allows feed to tumble out of the rotor speeding up the mixing action and reducing the chance for feed to get trapped inside the rotor.

Full Scale Frame

Sturdy box frame construction with rectangular tubing for increased stability and weighing accuracy.  Scale frame assembly allows scale frame to float independent of truck frame.

Commercial Scale Check System

Load cell mounting comes standard with Roto-Mix Ball and Socket type tie bars to connect the mixer to the frame.  This feature eliminates side and end movement on the load cells which allow for scale dependability and accuracy.

Hay Processor

Adding hay to the ration is easy and convenient.  Place the hay in the Hay Processor on the unit and let it do the work of separating the hay and distribute the long stemmed material into your mix.  The result is hay, with leaves intact and the stem not continually cut up or crushed.

Shrinkage

The unique ability to process baled hay as you need it, results in less wind shrinkage when loading and processing.

Clean—Out

The forward pitch rotor design, adjustable UHMW wiper blades, and the rotation of the lower auger quickly and efficiently cleans-out the mixing chamber.

Easy Access Rear Doors

The single lever latch makes inspection easy and desirable compared to other little latches or hardware.

Single Point Grease Bank

Allows quick lubrication from a single point.  Heavy—duty drive assembly runs in an enclosed oil bath.

Lower Center of Gravity

A lower center of gravity makes for a more stable unit when feeding and less shock load when cornering.

New! GeneRation II Staggered Rotor

Illustration of New GeneRation 2 Staggered Rotor
  • Ideal for Rations with WDG / DDG.
  • Improved mixing action for high roughage rations.
  • Improved lifting and tumbling action with less mixer revolutions.
  • A faster mix for less fuel and wear.
  • A unique staggered paddle design with improved mixing performance.
  • Elimination of springs and spring boxes for lower maintenance cost.
  • A super duty drive package on certain models to increase load capacity.

Photo of Commercial Feed Mixer from top showing Rotor and Augers.

Photo 920-18 Commercial Feed Mixer

Quality — “It’s Built In”

Photo trailer frame

Photo 920-18 Trailer Mount Commercial Feed Mixer

Photo 920-18 Trailer Mount Commercial Feed Mixer

Photo 920-18 Stationary Mount Feed Mixer

Trailer Features

  • Single pole tongue allows for a tight turning radius.
  • Trailer constructed of heavy-duty tubular steel with built in scale mountings.
  • Heavy—duty hubs and spindles designed for years of trouble free operation.
  • A wide selection of tire choices.
  • Rear bumper is standard equipment.
  • Short wheel base allow for tight turns and easy maneuverability.
  • Adjustable hitch clevice allows the operator to level mixer with most tractors to maximize mixer efficiency.
  • Heavy—duty, tubular trailer frame ensures long life and maximum scale accuracy.
  • Weigh bar scale or load—cell mounting.
  • Load cell mounting comes standard with Roto-Mix ball and socket type tie bars to connect the mixer to the frame.  This feature eliminates side and end movement on the load cells which allows for scale dependability and accuracy.
  • Heavy—duty leaf spring suspension on 720 and 920 units.

Stationary Units

  • Higher side discharge location allows easier loading of conveyors or elevator legs while maintaining a minimum mixer height.
  • Left and right discharge units available.
  • Low electric horsepower requirements.
  • Flexible motor mount designs to keep overall space requirements to a minimum.
  • Wide base scale frame.

Options

  • Door— Wide door openings allow for fast feed delivery with easy hydraulic control while mixer is running.
  • Spouts— Gravity discharge spouts have no moving parts.  Wind exposure is reduced compared to other units throwing feed to the cattle.
  • Magnets— Trap foreign metal before it reaches the feed bunk.
  • Ladders to aid in inspection of mixing chamber.
  • Stainless steel liners for mixing chamber.
  • Rotor options of 3, 5, and 6 bar to match the your ration density and improve mixing speed and performance.

Specifications

Illustration Specifications Drawings

Ref. Model Description 420-12 490-14 620-16 720-18 920-18
  Mixing Capacity (cu.ft.) 420 490 620 720 920
  Struck Level Capacity 450 550 680 770 1,035
  Bushels Mixing Capacity (cu.ft.) 336 392 496 576 736
  Maximum Mixing Load (lbs) 12,000 14,000 17,500 20,500 26,100
  Unit weight (lbs)-Trailer w/tires 14,030 15,595 18,130 22,125 25,085
  Unit weight (lbs)-Truck Installed 11,925 12,715 16,380 19,975 21,685
  Weight (lbs)-Hay Processor n/a n/a 775 825 1,750
  Power Requirement Min.(Hp)-Trailer 65 75 90 110 120
A Mixer Length 166 190 218 219 232
B Mixing Chamber Length 120 144 168 192 216
C Hay Processor Length n/a n/a 125 125 144
D Length Hitch to Tire Center 171 171 182 185 1/2 193
D Length Cab to Axle Center 108 120 138 138-144 156
E Overall Length-Trailer 233 245 278 283 303
E Overall Length-Truck (Cab to Bumper) 175 199 229 235 262
  Overall Length-Stationary (Not Shown) 175 199 230 1/2 234 250
F Overall Width-Folded Spout 102 102 109 1/2 115 123
  Overall Width-Stationary (Not Shown) 98 98 110 1/2 110 118 1/2
G Overall Width-mixer only 98 98 106 1/2 110 119
H Overall Height Mixer-Trailer* 106 106 110 1/2 121 130
H Overall Height Mixer / Truck Frame Ht. 112 / 36 112 / 36 116 / 36 119 / 36 135 / 40
  Overall Height Mixer-Stationary (Not Shown) 80 1/2 80 1/2 85 1/4 89 1/2 101 3/4
I Overall Width of Tires-Trailer 90-98 90-98 94 96 96
I Overall Width of Tires-Truck 96 96 96 96 96
J Discharge Hinge Height-Trailer 46 46 45 51 59
J Discharge Hinge Height-Truck 51 51 51 52 60
K Discharge Height-Trailer-14" Spout 29 29 29 29* 37*
K Discharge Height-Truck-*24" Spout 26 26 28 30 38
L Discharge Reach-14" Spout-Trailer 28 28 28 35* 36*
L Discharge Reach-*24" Spout-Truck 28 28 35 35 36
  Thickness-Bottoms (options available) 3/8 3/8 3/8 3/8 3/8
  Thickness-End Panels 1/4 1/4 1/4 1/4 1/4
  Thickness-Sides 7 Ga 7 Ga 7 Ga 7 Ga 7 Ga
  Top Auger Flight 3/8"x16"OD 3/8"x16"OD 3/8"x24"OD 3/8"x24"OD 3/8"x24"OD
  Lower Auger Flight 1/2"x20"OD 1/2"x20"OD 3/4",1/2"x
24"OD
3/4",1/2"x
24"OD
3/4",1/2"x
24"OD
  Rotor Diameter 68 1/2" 68 1/2" 72 1/2" 76 1/2" 84 1/2"
  Rotor Bar Options 5, 6 5, 6 3, 5, 6 5, 6 5, 6
  Drive Chain-Auger Drive, Rotor Drive #80H-100-
(2)120
#80H-100-
(2)120
#80H-100-
120-140
#100-100-
120-(2)120
Hydrostatic
#140-180

*Tire sizes may vary height. Unit weights listed with most common option packages excluding hay processor. All dimensions and specifications are approximate and subject to change without notice.

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