A practical buyer guide for dry-product producers comparing weigh filling machines, weight fillers, auger fillers and integrated bagging lines.
The safest route is to decide whether the process needs vibration-fed weighing, combination weighing, screw dosing or an integrated bagging line. The machine model should follow that decision, not lead it.
Use the links below when you are ready to compare linear weigh fillers, multihead weighers, auger fillers and VFFS lines in more detail.
Use this table to decide which route is worth discussing for your product and pack.
| Need | First route to compare | Reason | Next page |
|---|---|---|---|
| Free-flowing seeds, beans, granules or small parts | Linear weigh filler | Simple weight-controlled dosing for many consistent products. | Linear route |
| Fast packing of irregular snacks or pet food | Multihead combination weigher | Combination weighing can improve speed and target-weight accuracy. | Multihead route |
| Fine powders, spices or dry blends | Auger filler | Screw dosing gives more controlled delivery for many powder behaviours. | Auger route |
| Bagging from roll film | VFFS weigh filling line | The line forms the bag, doses product and seals the pack in one process. | VFFS route |
Quick answers to common early-stage specification questions.
A useful enquiry includes product type, flow behaviour, target fill weight, tolerance, pack format, target output, available space and any downstream equipment.
No. A weigh filler controls the dose by weight, while volumetric filling controls the dose by volume. Product density variation can make this distinction important.
Often a machine can handle a range, but change parts, cleaning, feed behaviour, accuracy and speed expectations decide how practical that range is.
That gives Lancing enough information to compare a linear weigher, multihead weigher, auger filler or integrated bagging line.
Use the same decision order for each supplier or machine so headline speed, head count and range are compared on a like-for-like basis.
| Decision | Evidence to supply | What it changes |
|---|---|---|
| 1. Product behaviour | Representative sample, bulk density, particle size, dust, static, fragility, moisture and bridging behaviour. | Feeder, hopper, contact path and whether linear, multihead or auger dosing is practical. |
| 2. Target-weight range | Smallest, normal and largest target, tolerance basis and declared quantity where applicable. | Weigh-hopper size, head utilisation, tooling, trim-feed control and relative accuracy expectation. |
| 3. Pack format | Actual pouch, bag, jar or tub dimensions, opening, film and seal/closure method. | Discharge chute, bag clamp, container support, former, sealing and product-drop path. |
| 4. Output point | Required accepted finished packs per minute and planned shifts. | Automation level, operator loading, product feed, number of heads and downstream bottlenecks. |
| 5. Quality evidence | Mean, standard deviation, min/max, under-target and reject rules, product-damage limit and seal acceptance. | Trial protocol, checkweigher requirement and contractual acceptance criteria. |
| 6. Cleaning and changeover | Allergen/cross-contamination standard, product sequence, cleaning method and changeover target. | Access, removable parts, tooling sets, recipes and maintenance plan. |
| 7. Line integration | Upstream feed, downstream machine, controls, utilities, layout and safety responsibilities. | Interface signals, buffers, conveyors, guarding and commissioning scope. |
Use this site for weight-based dosing, target-weight evidence and weighing-line integration. Use Combiweigh for broader linear and combination-weigher model coverage, Auger Fillers for powder screw-dosing detail, Form Fill & Seal for reel-fed baggers and Pouch Fillers for premade pouch machinery.
This avoids choosing a machine from a keyword or model name before the engineering route has been established.
A defensible choice balances product handling, quality, output, integration and ownership rather than optimising one headline figure.
Separate mandatory acceptance requirements from preferences, then rank the remaining trade-offs by production risk and commercial consequence. Product compatibility, safe operation and pack integrity normally need to be resolved before speed or convenience features.
Build a URSAgree the product and pack, target weights, consecutive weight measures, accepted output, refill conditions, changeover, cleaning, interface tests and sign-off roles. Every mandatory requirement should have a clear method and evidence record.
Compare result evidenceRepresentative samples, pack drawings, site constraints, utility details, interface boundaries and agreed acceptance tests replace broad assumptions with design inputs. The final scope should identify included equipment and responsibilities.
Use supplier questionsFill weight changes hopper volume, feeder resolution, pack support and the trial method, but it does not replace the product-flow assessment.
Plan 10–250 g fills around cut-off, in-flight product and clean capture.
Review small-dose fillingPlan 250 g–2 kg packs around volume, refill, pack handling and automation.
Review retail-pack fillingPlan 5–30 kg bags around hopper volume, bag clamps, dust and take-off.
Review bulk-bag filling