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Hayes & Stolz Horizontal "TR" & "TP"
Counterpoise Twin Shaft Batch Mixers

Hayes & Stolz "Counterpoise" series mixers is yet another advancement in mixing technology. “Counterpoise” by definition is the result of equal power or forces acting in opposition; a state of balance. This is what the counter-rotating shafts provide: a unique, smooth, continual, multi-directional flow of particles in the mixing zone. The result is a quick, gentle mixing that is unsurpassed in mixing efficiency.  
A dual reversing paddle arrangement mounted on
the end of each ribbon spiral aids in transferring the material from side to side. The unique blending action that takes place with the counter rotating
ribbons insures repeatability from batch to batch even if disparities in particle size exist. Stratification and separation of different ingredients is
eliminated due to the unique mulitple motion mixing acton.
Twin Ribbon Mixer Test

Hayes & Stolz Twin Shaft “TR” (Twin Ribbon) and “TP” (Twin Paddle) Counterpoise Horizontal Mixers can achieve a mixing efficiency, measured as coefficient of variation (Cv) of less than 10, in mix times of fifteen seconds to one minute, depending on fill levels.

Twin Ribbon Mixer Flow Diagram
Material Flow Diagram

Durability is designed and manufactured into all Hayes & Stolz mixers providing years of reliable service.

Carbon Steel, Abrasion Resistant Steel, and Stainless Steel construction available.

 
Hayes & Stolz Twin Shaft Horizontal Ribbon Mixers

TWIN RIBBON ASSEMBLY FEATURES

Solid steel main shaft.
Solid steel ribbon support shafts.
Heavy-duty ribbons with welded back up plates for
    cross arm attachment.
Crossover kicker paddles on opposed corners.

Twin Ribbon Mixer Line Drawing

Twin Ribbon Mixer


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Hayes & Stolz Twin Shaft Horizontal Paddle Mixers

Twin Paddle Mixer

paddlevideo

TWIN PADDLE ASSEMBLY FEATURES

Solid steel main shaft.
Heavy-duty steel mixing arms keyed to the main shaft.
Hard-faced leading edges on outer paddles.
Outer paddles are adjustable for maintaining optimal clearance.
Heavy inner paddles provide mixing balance and efficiency.
Paddles and support arms are bolted design for quick,
   easy replacement.

Twin Paddle Mixer Line Drawing


Hayes & Stolz Twin Shaft Mixers Discharge Options
Twin Shaft Mixer Discharge Options
Slide Gate discharge Options

Dual slide gates.
Two or three gate twin multiple slide gate assemblies.
Curved slide gate arrangement eliminates any interior pockets.
Bolted, replaceable UHMW on sliding surfaces.
Adjustable gate support track.
Manual, pneumatic, hydrualic & electric operated.
Totally enclosed gate assembly which eliminates dusting.
Flat slide gate style available.
Knife gates and butterfly valves available.

Drop Bottom Mixer Discharge Options

Double door style.
End plates with knife edge for positivedoor seal.
Formed door lip seal.
Heavy door hinge with stainless steel hinge pin.
Machined adjustable turnbuckles for door actuation and adjustment.
Replaceable hardened bushings at all pivoting wear points.
Bolted door and hinge design.
Pneumatic operated.

Twin Shaft Drop Bottom discharge Options

Twin Shaft Mixers Dimensions Tables
Gate Discharge Dimensions Chart
Drop Bottom Dimensions Chart


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Hayes & Stolz
Industrial Manufacturing Company
3521 Hemphill St.    Fort Worth, TX  76110
800-725-7272    817-926-3391    Fax:817-926-4133

E-Mail: sales@hayes-stolz.com