Machine route
Linear weigh fillers
For free-flowing granules, beans, seeds, snacks and small components.
View route →Weigh filler specialists
Powder and granule weigh fillers for dry-product production.
Compare dosing, weighing, dust control, pack handling and downstream closing as one route before selecting a machine.
Application planning
Start with your product and finished pack. Lancing compares product behaviour, target weight, pack handling and output so the machine shortlist is practical from the start.
A good recommendation balances product behaviour, target fill weight, pack handling, closure or seal method, throughput and how much operator involvement is acceptable.
Key planning points
- Product flow, dust and bulk density often decide the dosing method.
- Fine powders may need auger control, agitation, containment or settling time.
- Free-flowing granules may suit linear or multihead weighing, depending on speed and pack size.
Relevant routes
Machine routes to compare.
Use these options to narrow down the right machine for your product, pack and production target.
Machine route
Multihead combination weighers
For higher-throughput portioning where speed, accuracy and pack presentation matter.
View route →
Machine route
Auger fillers
For powders, dry blends and products that need controlled screw dosing.
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Machine route
VFFS weigh filling lines
For roll-film bagging lines that form, fill and seal in one connected process.
View route →| Factor | Why it matters | Useful enquiry detail |
|---|---|---|
| Product behaviour | Determines whether weighing, auger dosing or hybrid feeding is suitable. | Flowability, dust, particle size, fragility, density and product sample availability. |
| Target fill | Changes hopper size, dosing principle, accuracy expectation and output. | Minimum and maximum fill weights plus acceptable tolerance. |
| Pack format | Controls discharge height, filling mouth, closure, sealing and downstream equipment. | Pouch, bag, jar, tub, bottle, box or existing machine interface. |
| Automation level | Defines operator workflow, speed, footprint and integration requirements. | Semi-automatic, compact automatic, full line or staged upgrade route. |
FAQ
Powder and granule weigh filler questions.
Straight answers to help you choose the right filling route before requesting advice.
Which filler is best for powders?
Many fine powders and dry blends should be compared against auger filling first, especially where controlled screw dosing and dust management matter.
Which filler is best for granules?
Free-flowing granules can often be compared through linear weighing or multihead combination weighing depending on speed, accuracy and pack size.
Should closing and labelling be considered early?
Yes. Jars, pouches, tubs and bags all create different sealing, capping, coding and labelling requirements after filling.
Related routes
Related customer routes.
Use these pages to compare product and pack-specific filling options.
Send the product, target weight, pack format and output target.
That gives Lancing enough information to compare a linear weigher, multihead weigher, auger filler or integrated bagging line.
Engineering selection
Separate product-flow risk from target-weight control.
“Powder” and “granule” cover very different behaviours. A useful trial identifies how the product enters the feeder, how it settles in the weigh hopper or auger, and whether the discharge remains clean enough for the selected pack.
Linear or multihead weighing
Seeds, beans, pellets and similar products may suit vibratory or combination weighing when they feed without bridging. Confirm particle breakage, static, fines and the effect of hopper level.
Compare an auger route
When open vibration does not meter the product consistently, controlled screw dosing may be more practical. Review bulk density, screw/tooling, agitation, dust and clean-down on Auger Fillers or Powder Fillers.
Test segregation and refill effects
Blends can separate by particle size or density during transport and hopper refill. Sample the finished packs as well as the bulk material so weight control is not mistaken for blend-uniformity control.
Powder and granule trial record.
- Product identity, batch, moisture condition, bulk density and particle-size description.
- Dust, static, bridging, rat-holing, sticking, fragility and abrasion observations.
- Target weights and tolerance basis at the smallest and largest planned dose.
- Hopper loading method, normal low/high level and any feeder or vacuum-transfer route.
- Consecutive net weights with mean, standard deviation, minimum, maximum and under-target count.
- Cleaning method, allergen or cross-contamination risk, product-retention points and changeover acceptance.
Do not treat dosing accuracy as the whole line.
Finished-pack performance also depends on pouch or bag presentation, product drop, dust near the seal, container stability, settling, closing and checkweighing. For roll-film bag production, use the detailed Form Fill & Seal route. For premade pouches, use Pouch Fillers.
Buyer questions
Questions about powder and granule behaviour.
Product names are not enough to select a dosing route; flow and handling evidence decide whether weighing is practical.
How does aeration change a powder filling trial?
Aerated powder can settle, change apparent volume and alter the way it feeds during the run. The trial should reproduce the normal handling history and record whether the product condition changes after refill, vibration or waiting.
Plan refill conditionsWhy can the same material name hide different flow behaviour?
Supplier, particle-size distribution, moisture, fines and processing can change flow, dust and bulk density even when the product label is unchanged. Representative samples and batch limits are more reliable than a generic material name.
Assess difficult product behaviourWhen should an auger be compared with a weigh filler?
Compare an auger when a powder is cohesive, poorly flowing or needs a controlled screw-feed route. Compare weighing when the product can be fed repeatably by weight and density variation makes volumetric-only dosing less attractive.
Compare weigh and auger fillingPowder and granule evidence
Questions buyers ask before testing powders and granules.
Powders and granules can look simple in a sample bag but behave differently once they are loaded, fed, weighed and discharged repeatedly.
Should powder flow be tested before quoting a weigh filler?
Yes. Powder flow should be tested before the final route is fixed because bridging, aeration, dust, static and refill behaviour can change accuracy and output. The test should include consecutive fills and the intended pack format.
Plan product-flow testingWhen does dust change the project?
Dust can affect product containment, cleaning access, extraction, operator exposure and risk assessment. If a dusty product may create a hazardous atmosphere, the buyer should supply SDS and site-assessment information.
Review dust and DSEAR planningHow does refill affect powder weighing?
Refill can compact, aerate or segregate powder. Hopper level and feed timing should be checked because the feeder may behave differently immediately after product has been loaded.
Plan hopper refill