
Item # _____________________________________
Quantity ___________________________________
C.S.I. Section 11400
HSL350
701 S Ridge Avenue, Troy, OH 45374
1-888-4HOBART • www.hobartcorp.com
STANDARD FEATURES
■ Fixed Bowl
■ Stainless Steel Wireform Bowl Guard
■ Dual Electronic Timer Control
■ Reversible Bowl Drive
■ Bowl Jog Control
■ Front and Rear Casters
■ Adjustable Front Stabilizing Feet
■ Two Speeds
■ Aluminum Cast Cover
■ Steel Body Frame
■ Powder Coat Finish
SPIRAL MIXER
MODEL
❑ HSL350 – 350 lb. Spiral Mixer
Specications, Details and Dimensions on Inside and Back.
F40335 – HSL350 Spiral Mixer Page 1 of 4
HSL350 SPIRAL MIXER

HSL350
SPIRAL MIXER
SOLUTIONS / BENEFITS
HIGH TORQUE MOTORS
Durability
■ Heavy-duty to meet the most demanding
operations.
Stainless Steel Bowl
Rugged, Long Lasting
■ Bowls are designed for long-term usage under
heavy-duty conditions.
Stainless Steel Wireform Bowl Guard
Protection, Ease of Use
■ Interlock prevents operation when front portion
of guard is out of position.
■ For observing and easy adding of ingredients
without stopping mixer.
Dual 20 Minute Electronic Timer Controls
Convenience, Ease of Use, Recipe Consistency
■ Lets you set the mixer for automatic shift from
rst to second speed.
Reversible Bowl Drive
Flexibility, Versatility
■ Great for incorporating ingredients and mixing
small batches.
■ Gives you versatility and high production from a
single unit.
701 S Ridge Avenue, Troy, OH 45374
1-888-4HOBART • www.hobartcorp.com
HSL350 MIXER CAPACITY CHART
PRODUCT Flour Batch
Bread 60% AR 200 lb. 350 lb.*
Whole Wheat 180 lb. 350 lb.*
Thin Pizza 40% AR 110 lb. 175 lb.*
Med. Pizza 50% AR 160 lb. 250 lb.*
Light Pizza 60% AR 200 lb. 280 lb.*
Pie Dough – 120 lb.
Bagel 50% AR 170 lb. 260 lb.*
NOTE: % AR (% Absorption Ratio) - Water weight
divided by our weight. Capacity depends on moisture
content of dough. Above capacities are based on 12%
our moisture content and 70°F water. Bread our was
used for bread dough capacities and high gluten our
was used for pizza and bagel doughs.
* If water temperature is under 55°F or if 25% or more
of the water is ice, reduce batch size by reducing our
by 25 lbs. and other ingredients accordingly. Cold
water or ice causes dough to be stiff and hard to mix,
increasing the load on the mixer transmission and
motor.
Pie dough can be successfully mixed in speed 1 with
counterclockwise bowl rotation.
1 gallon of water weighs 8.33 lbs.
Bowl Drive
Stability, Reliability, Long Lasting
■ Rides on ball bearings, eliminates extra bowl
support and adds durability.
Bowl Jog Control
Convenience, Ease of Use, Productivity
■ Makes it easy to unload, gives you quicker
batch turnaround.
Page 2 of 4 F40335 – HSL350 Spiral Mixer

HSL350
701 S Ridge Avenue, Troy, OH 45374
1-888-4HOBART • www.hobartcorp.com
SPECIFICATIONS
MOTORS:
High torque, ball bearing, totally enclosed, fan cooled,
polyphase squirrel cage, induction run type. The spiral
arm is two speed 5.0/8.0 H.P. The bowl motor is 1.0 H.P.
ELECTRICAL:
208/60/3, 36.0 amps. ETL Listed for Safety and Sanitation. Call for additional voltages.
CONTROLS:
Operator and main control boxes are dustproof.
Magnetic contactors with automatic resetting thermal
overload protection for each motor. “Start-Stop” push
buttons. Reduced voltage fused pilot circuit. Direction
of bowl rotation selectable by rotary switch. Bowl can
be operated without spiral arm using “Bowl Jog” push
button. Unit can operate in continuous mode or with
timer.
BOWL GUARD:
Wireform, stainless steel. A bowl guard interlock is
provided to prevent spiral arm operation when the
guard is up.
TIMERS:
Dual electronic timer controls can be set between 0-20
minutes. Time for low and high speeds can be preset to
increase productivity. Mixer will automatically shift from
low to high speed when the time cycle is completed
for low speed. Audible tone informs operator when mix
cycle is completed. Large knob dial simplies setting
time.
SPIRAL MIXER
DRIVES:
The spiral mix arm and the bowl have separate drive
systems. Each uses a constant mesh helical gear train
that is driven by its motor and multiple belt drive. All
gears are lubricated. All shafts run on ball bearings.
SPEEDS:
Spiral arm speed “one” is 100 RPM. Speed “two” is
200 RPM. The bowl speed is 15 RPM.
BOWL:
Polished stainless steel, 288-quart capacity with center
post.
CASTERS:
Ball bearing mounted front and rear casters allow easy
movement for cleaning. Adjustable front stabilizing feet
are provided.
FINISH:
Mixer is nished in gray powder coat paint. Top is gray
liquid bicomponent paint.
WEIGHT:
(Approximate) Net: 1,675 lbs. Shipping: 1,829 lbs.
F40335 – HSL350 Spiral Mixer Page 3 of 4

HSL350
SPIRAL MIXER
DETAILS AND DIMENSIONS
701 S Ridge Avenue, Troy, OH 45374
1-888-4HOBART • www.hobartcorp.com
As continued product improvement is a policy of Hobart, specications are subject to change without notice.
Page 4 of 4 F40335 – HSL350 Spiral Mixer
F40335 (REV. 05/13) LITHO IN U.S.A. (H-01)