Filling, capping & packing machine manufacturer · Shanghai, China

Auger filler guide: how auger filling machines dose powder

How an auger filler doses powder by screw turns, auger tooling, agitators, servo control, accuracy and how auger filling machines pair with jars, bags and pouches.

Short answer: An auger filler doses powder with a vertical screw inside a funnel tube: a servo motor turns the screw a set number of revolutions, and each turn delivers a nearly constant volume. An agitator in the hopper keeps the powder from bridging. It is the standard dosing method for fine, dusty or non-free-flowing powders such as milk powder, flour, spices, protein and coffee.
Auger filler — illustrative image
Illustrative image. See the linked product pages for photos and specifications of the actual machines.

Parts of an auger filler

  • Hopper with level sensor and feeder
  • Agitator that conditions the powder and prevents bridging
  • Auger screw and funnel tube sized to the dose and powder
  • Servo motor and controller that set revolutions per dose
  • Anti-drip disc or screen so powder does not trail

Choosing auger tooling

Small doses need small-diameter augers for resolution; large doses need larger augers for speed. Free-flowing powders may need a tighter tube or anti-drip screen. Suppliers usually provide one or two auger sizes per machine; ask which dose range each covers.

Accuracy

Auger dosing is volumetric, so accuracy depends on stable bulk density. Our auger-based machines list around ±1% depending on product. Keeping the hopper level constant and conditioning the powder improves results; weight feedback improves it further.

Auger fillers in our catalogue

MachinePackage
F2 powder & granule jar filling and capping machineJars and bottles, with capping
720F screw-metering powder VFFS machineVFFS bags
GD210F stand-up pouch machine for powderPremade stand-up pouches
300F powder stick & sachet packing machineSticks and sachets

Semi-automatic auger fillers

A semi-automatic auger filler doses into containers placed by hand — a good start for small powder brands. Moving to automatic machines adds container handling, capping or bag-making.

See the powder filling machine guide or send your powder.

Questions and answers

What is an auger filler?

A powder dosing machine that uses a rotating screw in a tube; each revolution delivers a set volume of powder.

What products can an auger filler fill?

Milk powder, flour, starch, spices, protein, cocoa, coffee, matcha, talcum and many chemical powders.

How accurate is an auger filler?

Around ±1% depending on the powder and its bulk density stability.

Can an auger filler fill granules?

It can, but free-flowing granules are usually dosed more simply with volumetric cups or a weigher.

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