2900 S 160th St.
New Berlin, WI 53151 US


A Message from Sterling

Sterling Auxiliary Equipment

Sterling is the frontrunner in temperature control units for plastics and industrial applications.

Temperature Control

Choose from a wide range of water and hot oil temperature control units available to suit your injection molding, blow molding, extrusion or other industrial process needs.

Process Cooling

Sterling provides a wide range of cooling solutions for multiple industries including plastics, food & pharmaceutical, packaging, chemical, printing, and machine tool markets.

Material Handling

Sterling is a recognized leader in the design and manufacture of resin conveying, drying and blending systems.

Size Reduction

Sterling provides a wide range of size reduction equipment and systems utilized in injection molding, thermoforming, extrusion and recycling facilities.

As Seen In Plastics Technology

Biplab Pal, CTO and co-founder of MachineSense

NPE2018 Auxiliaries: A Path to Industry 4.0 Emerges
Industry 4.0 dominated the news in auxiliary equipment at the show, but many questions remain for both suppliers and processors.

AEC High Efficiency Central Chiller

ACS Group Positions Itself as a One-Stop Shop for Plastics Auxiliaries
The AEC, Sterling and Cumberland brands bring new products and a deep well of experience to NPE2018.

adiabatic cooling system

ACS Group Opens New Technology Center
Less than a half mile from its primary manufacturing operations, auxiliary equipment supplier ACS Group has opened a new technology center in New Berlin, Wisc.

Auxiliaries: A New Frontier in Metal Replacement
Stainless steel has been the de facto material choice for machine components like tanks and hoppers for forever, but do rotomolded plastics make more sense?

AUXILIARIES AT NPE: More Control, Flexibility, And Efficiency
These are key trends in the many kinds of auxiliary equipment displayed at this month’s show. You’ll also see equipment designed to be virtually ‘foolproof.’

AUXILIARIES: Modular Central Chillers Debut
The new GC Series central chiller from ACS, Schaumburg, Ill. (parent of AEC, Sterling, and Colortronic North America), has modules that range from 20 to 60 tons, allowing processor to add cooling capacity as the need arises, up to 300 tons.


NPE News Wrap-up: Resin Dryers
At least 16 companies introduced new dryers at the big show in Chicago. The new models span a range of drying technologies, but most sport features that save space and cost and make the dryers simpler and more reliable.


Six Things You Should Know About New Eco-Friendly Chillers
If you never paid much attention to what kind of refrigerant is circulating inside your plastics chillers, it may be time you did.

New adiabatic systems

Process Cooling Goes for Performance Plus Affordability
At the NPE 2009 show in Chicago, half a dozen exhibitors showed new cooling equipment that emphasized improved performance at about the same or lower cost.

New Self-Contained Loaders
A new series of compressed-air venturi hopper loaders comes from ACS Group.

Gravimetric Feeding Systems For Molding and Extrusion

Gravimetric Feeding Systems For Molding and Extrusion
A continuous loss-in-weight feeding system and a gravimetric additive feeder are new from ACS Group, New Berlin, Wis.

Central Granulator Built For ‘Adaptability’

Central Granulator Built For ‘Adaptability’
Ability to be reconfigured for changing needs is one major design concept behind the new T500 Series central granulators from ACS Group, Schaumburg, Ill., parent of the AEC/Nelmor, Cumberland, Sterling, and Colortronic brands, all of which will offer the new models.


‘Green’ Portable Chillers Save Space and Energy
Smaller footprint, energy savings, and enhanced control (including a handheld pendant) are some of the new features of the first “green” chiller from ACS Group, New Berlin, Wis.

New Servo Robots For Small Presses

New Servo Robots For Small Presses
A line of high-speed, three-axis servo robots for small machines is new from Sterling Inc., New Berlin, Wis.

Small Sprue Picker

Small Sprue Picker
A new sprue picker that is lightweight, compact, and designed for presses from 22 to 165 tons comes from Harmo of Japan, represented here by AEC, Schaumburg, Ill., and sister company Sterling, New Berlin, Wis.

Servo Wrist

Add a Servo Wrist To Top-Entry Robots
A new servo-wrist gripper that can transform a standard top-entry traversing robot into a six-axis model was introduced at K 2007 by Harmo of Japan, represented here by AEC, Schaumburg Ill., and Sterling, New Berlin, Wis.

Controller Runs Robot And 31 Auxiliaries, Too
A new Windows-based robot controller that can also control up to 31 auxiliary devices is new from Harmo of Japan, represented here by AEC, Wood Dale, Ill., and Sterling, New Berlin, Wis.

Novatec reports faster drying with its vacuum dryer than with other technologies.

HOW TO COMPARE DRYERS? A Complex Challenge With No Simple Answers
Is one type of resin dryer faster or more energy-efficient than another? That question prompts competing claims from suppliers—but very little concrete data. When one vendor performed controlled tests to get some answers, its results, published here for the first time, prompted further debate about the difficulties of making valid comparisons and the many complex issues involved in dryer selection.


NPE 2006 News Wrap-Up: Fluid Temperature Control: Saving on Energy and Maintenance
At NPE in Chicago, chillers and TCUs were put on a lean energy diet and redesigned for greater durability. Suppliers also added features while taking out cost.

Plantwide materials-handling controls

NPE 2006 News Wrap-Up: Materials Handling: A Host of Refinements and Updates
NPE 2006 held no revolutionary changes in dryers, blenders, feeders, loaders, or conveying controls, but widely adopted improvements make the newest models easier to use and maintain—and easier on the budget, too.

A new look in servo robots

NPE 2006 News Wrap-Up: Brains and Brawn - New Robots Are Handier Than Ever
Injection molding robots introduced at NPE pushed the work envelope for speed, reach, payload capacity, ease of programming, and ability to handle more sophisticated tasks.

Product Categories of Sterling

Bag and Drum Dumpers
Blenders (non-intensive)
Box Tilters
Conveying Equipment (pneumatic and Mechanical)
Conveyors (parts-handling)
Cooling Towers
Custom Machine Builders
Desiccant for Dryers
Dryers for Resins
Heat Exchangers
Heat-recovery Systems
Heat-transfer Fluids
Hopper Loaders
Hoppers, Bins, Tanks
Hot-water or Oil-circulating Temperature Controllers
Knives for Granulators, Pelletizers
Level Sensors and Controls
Metal Detectors, Separators
Metering, Proportioning Equipment
Scrap-reclaim Systems
Semi-bulk Containers
Shredders, Guillotines
Used Machinery
Vacuum Pumps
Valves, Gates, Diverters
Water Treatment/Filtration Systems
Water, Oil Manifolds and Couplings

Trade Names