Free material test first
We run your actual product on our machine and send you sample bags plus a test video — before you pay anything.
Nothing upfront
The 30% deposit is due only after you have seen the test results and approved them.
Balance on acceptance
Final payment is due only after the machine passes its factory acceptance test and you sign off.
Factory direct, 15 years
You work with the manufacturer, not a reseller. Our engineers reply to every enquiry within 1 business day.
Auger Filling Machine Types
Three configurations based on your fill weight and container type:
- Semi-Automatic Auger Filler — Operator places container, foot-pedal triggers fill cycle. Best for multi-SKU short runs (50–100 containers/hr per head).
- Fully Automatic Inline Auger Filler — 4–12 head rotary or inline configuration, star-wheel indexing, 2,400–14,000 containers/hr. Servo-driven with recipe memory for 99 product codes.
- Twin-Head Auger Filler — Two augers on one frame. Fill large containers at double speed or fill two containers simultaneously. ~60–70% cost premium over single-head.
How an Auger Filling Machine Works
- Container Positioning — Container docks under the filling head. Optical sensor confirms presence before cycle starts.
- Coarse Fill — Auger rotates at full speed (typically 80–120 RPM), delivering 90–95% of target weight in 1–2 seconds.
- Fine Fill / Dribble — Speed drops to 10–20 RPM for the last 5–10%, achieving final accuracy. Anti-drip reverse rotation prevents product stringing.
- Container Advance — Filled container indexes out. Next empty container moves into position.
Key principle: Fill weight = auger rotation count × flight pitch × tube diameter. All three are servo-controlled — no mechanical adjustments between product changeovers.
Products That Work Well
- Spices (turmeric, cumin, chili powder)
- Protein powder, milk powder, coffee powder
- Flour (wheat, rice, corn)
- Stable-density chemical powders (detergent, PVC resin)
- Pharmaceutical excipients (lactose, starch, microcrystalline cellulose)
- Bakery premixes, cake mixes
Products That Don’t
- Aerated powders (bulk density below 200 kg/m³) — product settles after fill, container looks half-empty
- Variable-density materials (batch-to-batch ±8%+) — auger can’t compensate, fill weight drifts
- Sticky/hygroscopic substances (maltodextrin, brown sugar) — product builds up on flights, accuracy degrades within hours
- Coarse granules above 4 mm — particles jam between flight and tube wall, jamming the auger
Auger vs Impeller vs Net Weight: Fill Principle Comparison
| Parameter | Auger | Impeller | Net Weight |
|---|---|---|---|
| Accuracy | ±0.5–1.5% | ±1–2% | ±0.1–0.2% |
| Fill speed | 20–120/min | 2–8 bags/min | 3–15 bags/min |
| Fill weight range | 50g–2kg | 5–50kg | 5–50kg |
| Best for | Small containers, powders | Free-flowing granules | Valuable products, legal-weight |
| Weakness | Bulk density sensitivity | No compensation for density change | Slower, higher capital cost |
Technical Specifications
| Parameter | Value |
|---|---|
| Fill weight range | 50g – 2kg |
| Fill speed | 20–120 fills/min (head-dependent) |
| Accuracy | ±0.5–1.5% (product-dependent) |
| Auger drive | Servo motor with encoder feedback |
| Contact material | SS304 standard; SS316L for corrosive/acid products |
| Hopper capacity | 30L / 50L / 80L (application-dependent) |
| PLC | Siemens S7-1200 with 7″ HMI touchscreen |
| Recipe memory | 99 product codes |
| Tool-free changeover | Under 2 minutes (servo-driven weight adjustment) |
| Auger flight life (non-abrasive) | 3–5 years |
| Auger flight life (abrasive: TiO₂, cement) | 12–18 months at 3-shift operation |
| Options | Dust extraction hood, nitrogen purge, ATEX Zone 22, checkweigher feedback loop |
| Lead time | 20–30 working days (standard); 35–45 days (custom) |
Frequently Asked Questions
Can an auger filler handle liquids?
No. Auger fillers are designed for dry powders and granules only. For liquid filling, see our Liquid Filling Machine range.
Single-head vs multi-head — which do I need?
Single-head: up to 2,400 containers/hr, ideal for multi-SKU operations. Twin-head: ~60–70% more throughput at ~60–70% more capital cost — the economics scale linearly. 4–6 head inline: 5,000–14,000 containers/hr for dedicated high-volume lines.
How often does the auger need replacement?
With non-abrasive powders (flour, spice, milk powder): 3–5 years. With abrasive products (TiO₂, cement additives): 12–18 months under 3-shift operation. We specify flight material and coating based on your product’s Mohs hardness during the application review.
Can I change fill weight without tools?
Yes. Servo-driven machines adjust fill weight via the HMI — enter the target weight, and the PLC recalculates auger rotations. Changeover takes under 2 minutes for weight changes on the same product.
What happens if my bulk density varies between batches?
Auger fillers are sensitive to bulk density changes. If your density varies more than ±8% batch-to-batch, we recommend either a net weight system or adding a checkweigher feedback loop (adaptive correction to ±0.5%) to the auger line.
What’s the warranty?
12 months from commissioning. Extended warranty available. Spare parts kit for first 2,000 operating hours included with every machine.
What Buyers Say After 12 Months on the Line
Real feedback from three production environments — grain, chemical powder, and cement.
We had specified a machine from another supplier based on a PDF quotation. QingXin’s engineer came back and said the auger pitch wasn’t right for our product bulk density and suggested a different filling head. That kind of pushback was unexpected — and correct.
The chemical powder we pack has variable bulk density depending on batch temperature. QingXin ran a sample test and recommended a different hopper agitator. 18 months in, the machine has not had a single blockage.
We run the cement packer on two shifts, six days a week. The hardened impeller wear liners lasted 14 months before first replacement. Maintenance cost in year one was 60% lower than the machine we replaced.
Further Reading
Request a Factory Direct Quote
Factory-direct auger fillers, CE certified. Free material test on your own powder before you pay anything.