Stinger® Screw Feeder

Models STS-1 & 2

Fine powders can be a real pain to work with. For over 50 years, we've been designing compounding and batch weighing systems, and we've seen firsthand the headaches those old-fashioned feeders can cause. Vibration, agitation, broken screws, worn-out hoppers – it's a constant battle.

That's why we developed the Stinger® Screw Feeder with TransFlow® technology. It's a game-changer for handling even the most stubborn, cohesive powders. No more fighting with your equipment; just smooth, reliable flow and precise control.

Application Data

Features & Options

The Stinger® uses TransFlow® technology to gently condition and move your powders.  This special porous media creates a bed of air that lets the material flow effortlessly through the conveyor pipe.  No harsh agitation, no moving parts to wear out, just efficient and reliable conveying.

Features
  • Handles cohesive powders like pigments, carbon black, talc, clays, and starches with ease
  • Precisely controls conveying air for consistent, reliable flow
  • Durable, corrosion-resistant TransFlow® media for long-lasting performance
  • No moving parts in the conveying zone, reducing maintenance and downtime
  • Temperature and abrasion-resistant for demanding applications
  • Available in two models: with or without an auger, depending on your needs
Options

Scales

  • Analog or Digital Modules. Note: Digital cells not available for all area classifications
  • General purpose or hazardous duty rated for explosive atmospheres

Motors

  • Custom voltage motors (230V/460V/3PH Standard)

Augers:

  • HDPE Plastic
  • 303 S/S
  • 316 S/S
  • Carbon Steel

Support Frame

  • Painted C/S or unpainted S/S

Specifications

Feeder Tube Size Capacity
Inches mm ft3/Hr Liters/Hr
1.00 25 .08 - 4.3 2.3 - 121
1.50 38 8 - 11 28.3 - 312
2.00 51 2 - 30 57 - 850
3.00 76 7 - 100 198 - 2,832
4.00 102 17 - 250 481 - 7,080
5.00 127 26 - 400 736 - 11,330
6.00 152 50 - 800 1,416 - 22,654

Model STS-1 Feeder

The Model STS-1 Feeder combines our Stinger tube, auger, support frame, and hopper into a single, rugged weldment design. This feeder is built for versatility, handling batch feeding, continuous gravimetric feeding, or volumetric feeding with ease.

We've designed the STS-1 to work seamlessly with our TOUCHSTONE controllers, giving you precise control over your feeding process. Whether you need batch control, continuous control, or volumetric control, we've got you covered.

Model STS-2

Need a feeder that can adapt to your changing needs? The Model STS-2 Feeder features a modular design that makes it easy to configure and reconfigure as your requirements evolve. It's the perfect solution for batch feeding, continuous gravimetric feeding, or volumetric feeding, all in one economical package.

Like our other Stinger® Feeders, the STS-2 is designed to work seamlessly with our TOUCHSTONE controllers, giving you precise control over your feeding process, including batch, continuous, and volumetric control.

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