Page 2775 - Flipbook_SolidDesignSoutheast2020
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FEATURES HIGH STRENGTH AGITATORS
n Capacities from 1 to 1000 cu ft n Tight-tolerance construction, Munson agitators are equipped as Heavy-wall, wide diameter, hollow
n Designs from heavy duty to minimizing residual material standard with a flange-mounted agitator shafts are stronger and
extreme heavy duty following discharge shaft that can be lifted vertically more rigid than solid shafts.
Precision-machined, solid journals
for easy removal and servicing. The
n Extensive selection of drives, n Flanged agitator shafts for vertical design also eliminates the need for are supported by heavy pillow-block
seals, agitators and discharge removal, conserving floor space gasketing in the material path, and bearings for ultra-high strength
gate designs n Batch or continuous the need to reserve floor space for and rigidity. Thick, one-piece, solid
n Low or high pressure ASME-code configurations removal of the agitator horizontally support arms extend fully through
jackets for steam, hot water, oil n Wide range of options through an end panel. (Single-piece the main shaft and are fully seal-
or coolant (see next page) agitators with integral journals also welded, adding to the extremely
available) rigid construction of these blenders,
allowing unsurpassed agitator-to-
vessel wall tolerances.
Double helix split-ribbon agitators
Split-ribbon agitators are equipped and thoroughly than continuous
with radial arms that support ribbon elements. It also provides
sections of ribbon-shaped agitator greater surface area than paddle
blades mounted in a semi-helical or plow elements, while blending a
arrangement. Blades extending to wider range of free-flowing materials
the vessel wall are pitched to move including low-viscosity slurries,
material on one direction, while typically in 5 to 10 minutes, making
inboard blades are pitched to move this the most popular element
material in the opposite direction. for horizontal agitated blender
Originated by Munson, this split- applications.
ribbon design blends more rapidly
enhanced Paddle agitators
Paddle agitators consist of shafts handle materials that interlock,
with radial arms that support flow poorly, or tend to “log roll”
numerous, short paddles that when using ribbon agitators. In
move the material in smaller addition, paddle agitators can handle
zones over shorter distances with certain high-viscosity slurries and
greater cutting action than ribbon abrasive materials more effectively
blades, preventing the entire batch than ribbon agitators. Replaceable
from being turned on its axis. hardened-steel wear plates can be
While this increases cycle times bolted to paddle faces for increased
marginally, paddle agitators can abrasion resistance.
Plow agitators
When used in U-shaped vessels
at standard or low speeds, a plow
element will “fold” material in short
zones, moving it away from the
vessel wall in the process. While it
will effectively blend over time, a
plow element is primarily utilized
to keep blended material in motion
gently while it is undergoing a
chemical reaction or being heated, Cylindrical Plow Blenders
cooled, moisturized, pasteurized, Plow Agitators are also employed
dried, wetted, or otherwise in cylindrical mixing vessels, and
conditioned—while maintaining rotated at high speed to fill the
blend uniformity. entire vessel with airborne material,
imparting high energy required to
(Note that standard, slow-speed combine some solids with other
plow blenders are radically different solids and/or liquid additions.
in form and function from high- Cylindrical plow agitators rotate
speed cylindrical plow blenders 3- to 5-times faster than trough-
shown at right) style plow blenders and consume
a greater amount of energy. (Please
consult factory for Cylindrical Plow
Blender specifications)
