Peristaltic filling machines for controlled tube-based liquid dosing
Peristaltic pumps keep the liquid inside flexible tubing, making tube selection, compression, product compatibility and dose validation central to the machine specification.
- Replaceable tube path
- Single or multiple channels
- Automatic bottle handling
How peristaltic filling works
A rotor compresses flexible tubing in sequence. The moving compression zone pushes liquid through the tube, and the tube reopens behind it. The dose depends on the pump programme and the behaviour of the complete tube path.
Why the tube is part of the metering system
Tube internal diameter, wall thickness, material, elasticity, length, routing and compression influence displacement and recovery. A tube that is chemically compatible may still be unsuitable if it deforms, fatigues, traps air or cannot recover consistently at the required cycle.
For a multi-head system, each channel must be identified and checked. Equal settings do not automatically produce equal doses when tubing age, routing, clamps or nozzle restrictions differ.
Where peristaltic filling may be useful
The method can suit liquid applications where a replaceable product path, separated channels or frequent product contact changes are important. It may be less suitable when the liquid contains particles that damage or obstruct the tubing, when the required flow demands excessive tube size or speed, or when compatibility and fatigue life cannot be established.
Trial the complete fluid path
Do not validate the pump in isolation. Include the feed container, suction lift, tubing, fittings, nozzle, bottle opening, fill programme and intended production duration. Record tube specification and installation so the result can be reproduced.
| Selection factor | What to assess | Why it matters |
|---|---|---|
| Liquid compatibility | Tube swelling, softening, permeability, extractables where relevant and temperature effects. | Compatibility affects safety, tube life, dose stability and product quality. |
| Dose and flow | Minimum and maximum dose, target cycle, prime volume and acceptable residual product. | The tube/pump combination must cover the dose without unstable high-speed operation or excessive fill time. |
| Air management | Suction height, feed level, connection sealing, priming and visible bubbles. | Entrained air changes the delivered liquid volume and can disturb multi-channel balance. |
| Tube life | Compression cycles, campaign length, cleaning exposure and replacement interval. | Wear can change recovery and dose; the maintenance plan needs an observable change criterion. |
| Nozzle and pack | Opening size, drip tendency, insertion depth, bottle stability and closure-zone cleanliness. | The final cut-off and bottle presentation can limit output even when pumping is stable. |
Verified LUSVPP80C model information
The following values are published first-party reference data. They are not a universal promise for every product or pack. Final scope and performance must be confirmed through quotation and, where needed, a representative trial.
| Item | Published reference | Application note |
|---|---|---|
| Model | LUSVPP80C | First-party reference model; final configuration must be confirmed for the application. |
| Pump principle | Peristaltic | The liquid remains within the selected tube product path. |
| Recommended fill range | Approximately 10–500 ml | Quoted range is a reference; dose repeatability must be tested with the selected tube, product and settings. |
| Maximum flow | Approximately 2.4 L/min × 4 | Maximum-flow information is not the same as sustained filled-pack output. |
| Reference working capacity | Approximately 10–20 bottles/min at 100 ml water | Reference condition only; product, bottle, indexing and line conditions change the result. |
| Reference container window | Diameter 20–100 mm; height 50–300 mm | Confirm production samples, neck opening, stability and dimensional variation. |
| Electrical reference | 110/220 V, 50–60 Hz; approximately 2 kW | Site supply and final machine build must be confirmed on the quotation. |
| Air connection reference | 8 mm outside-diameter connection | Pressure, quality and consumption require final confirmation. |
| Reference machine size | Approximately 2000 × 800 × 1800 mm | Allow additional access, guarding, utilities, product feed and maintenance space. |
Reference source: Lancing Ltd automatic peristaltic filling machine information. Product properties, tube choice, bottle handling and setup affect delivered performance.
Peristaltic filling trial and acceptance plan
The most useful trial establishes tube compatibility and dose stability over a meaningful run, not only the first few fills after priming.
- Identify the exact product batch, temperature, viscosity condition and any components that may settle or separate.
- Record tube manufacturer, material, dimensions, batch or reference, installed length, routing and compression setting.
- Prime each channel using a documented method and record product loss or recovery at start and finish.
- Measure first-off, steady-state and end-of-run fills using the agreed reference method.
- Compare channels individually and repeat after a planned pause, restart and product-feed refill.
- Inspect for tube movement, flattening, visible wear, leakage, air ingress, drips and nozzle contamination.
- Repeat the test after the intended tube-change or cleaning procedure to confirm reproducibility.
Check whether peristaltic filling fits your liquid and dose
Send the product, dose range, bottle samples, target output and preferred product-path changeover method. Lancing can confirm whether a peristaltic trial or another liquid-filling principle is the better next step.
Peristaltic filling machine FAQs
How does a peristaltic filling machine move the liquid?
Rollers compress flexible tubing in sequence, pushing a measured volume through the tube while the product remains inside that product path. Pump settings, tubing and liquid behaviour all affect the delivered dose.
When is peristaltic filling worth considering?
It is often considered for smaller liquid doses, frequent product-path changes or applications where a replaceable tube path is useful. Suitability still depends on tubing compatibility, viscosity, particles, aeration and required output.
Does changing the tube remove every cleaning requirement?
No. The tube may isolate the main product path, but nozzles, fittings, feed containers, external surfaces and any reused components still need an agreed cleaning or replacement method.
What should be tested before selecting tubing?
Test chemical compatibility, swelling, softening, extractables where relevant, fatigue life, pressure, temperature, dose stability and the effect of tube compression over the intended campaign.
Can a peristaltic filler handle multiple bottles automatically?
Yes, automatic systems can combine several peristaltic channels with conveyor indexing and nozzle actuation. The complete output depends on dose, liquid, tubing, head count, bottle handling and line interfaces.