Compare automatic inline spindle cappers, semi-automatic screw cappers, compact desktop cappers, trigger sprayer cappers and cap feeding systems supplied with Lancing UK project support.
Built around the closure
A good capping shortlist is not just about catalogue speed. Bottle stability, cap geometry, thread quality, torque window, cap presentation and operator workflow all affect whether a spindle capper will run cleanly in production.
Lancing UK helps specify capping machinery for start-up batches, compact production cells and automatic lines where screw caps, pumps, trigger sprayers or specialist closures need reliable repeatability.
Compare capping options
Explore screw capping, trigger capping, pump capping and automatic bottle capping machinery.
Machine range
Start with the machine family, then tell us the bottle, cap and target throughput so the configuration can be checked properly.
Images show representative capping equipment. Confirm the proposed configuration against your bottle and cap samples.
High-speed inline spindle capper for round plastic bottles, with side-belt handling and optional cap elevator or vibratory bowl feed.
Pneumatic inline capping machine for sprays, pumps and screw caps where consistent torque, guide control and changeover flexibility matter.
Desktop semi-automatic capper with bottle clamping, manual/auto modes and stable torque control for lower-volume production.
Space-saving compact capper for sprays and screw caps, designed for operations that need repeatable torque without a large automatic line.
Automatic trigger sprayer capping system for bottles where the closure, dip tube and bottle presentation all need to be controlled.
Cap feeding equipment for trigger spray caps with soft dip tubes, using vibratory sorting, conveyor handling and pneumatic placement support.
Inline automatic capping
Explore the capping equipment photographs and videos alongside the machine descriptions. Confirm the proposed configuration against your bottle and cap samples.
Compare options
Best for short runs, new products, lab work and lower-volume production where operator loading is acceptable.
A practical next step when the line needs repeatable torque and better throughput but still has limited space.
Suited to production lines where consistent capping speed, cap feed and integration with filling and labelling are required.
Specification support
The strongest brief includes sample bottles, sample caps, target output, cap torque expectations, line layout and any changeover requirements.
Applications
Spindle cappers are used across many bottle and closure projects where repeatable tightening matters.
Machine selection guides
Compare capping options by closure type, automation level and project requirements using the guides below.
Ready to shortlist?
Lancing UK will help identify whether you need a semi-automatic capper, compact capper, inline spindle capper or trigger sprayer cap feeding system.
Engineering specification
An automatic spindle capper does more than turn a screw cap. The system must present the closure cleanly, stabilise the bottle, start the thread without damage, apply the agreed tightening method and release the finished pack without creating a downstream bottleneck.
Spindle capping machinery is normally considered when manual tightening or a single-cycle bench process cannot provide the required sustained output. Progressive spindle-wheel contact can tighten a threaded closure while the bottle remains on an inline conveyor. Side or gripper belts help resist bottle rotation, while guides control the pack through the tightening zone.
The machine route still depends on the pack. Flexible sidewalls, tapered containers, tall bottles, labels positioned in the belt-contact area, poor thread engagement and caps that nest or tangle can all change the required configuration. A representative trial is therefore more valuable than selecting equipment from cap diameter alone.
Verified published ranges
The figures below are starting ranges rather than unconditional performance guarantees; final suitability and sustained output must be confirmed against the real bottle, closure and line.
| Machine route | Published output | Published pack range | Conditions to verify in a trial |
|---|---|---|---|
| Automatic belt spindle capper | 3,000–5,000 bottles/hour | Bottle Ø 35–120 mm; height 60–200 mm; screw caps subject to material | Side-belt grip, spindle-wheel contact, cap start, sustained feed, bottle rotation and closure integrity. |
| Inline automatic screw capper | 20–60 bottles/min | Cap Ø 18–70 mm; bottle Ø 20–160 mm; height 30–300 mm | Pump or trigger presentation, guide control, bottle stability, torque repeatability and changeover settings. |
| Semi-automatic screw capper | Typical 20–60 bottles/min | Cap Ø 20–60 mm; larger caps by configured option | Operator loading, bottle clamp repeatability, chuck or contact fit and the accepted cycle method. |
| Compact desktop screw capper | Approx. 20–40 bottles/min | Cap Ø 18–70 mm; bottle height 60–270 mm | Bench workflow, utilities, bottle support, closure finish and sustainable operator pace. |
| Automatic trigger sprayer capper | 1,200 bottles/hour | Trigger sprayer and bottle size configured to the project | Dip-tube control, trigger orientation, cap handover, bottle support and restart after a feed interruption. |
| LU-XG446S trigger cap feeder | 20–25 bottles/min | Cap approx. Ø 15–35 mm; bottle height approx. 10–280 mm | Bowl sorting, tube straightening, pneumatic placement, jam recovery and interface timing with the capper. |
Trial evidence
Pause or starve the feed route, then record whether the bowl, elevator, chute or placement system returns to stable supply without repeated manual clearing or double feeding.
Run the lightest, tallest and most flexible filled packs. Check for twisting, tilting, label disturbance, sidewall marking, conveyor hesitation and loss of thread engagement.
Compare removal torque and approved pack checks over a defined sample set. Include cross-threading, leakage, liner seating, cap height, visual damage and opening experience.
Record the cause, detection method, operator access and restart procedure for cap jams, bottle backups and mis-presented closures. A safe, repeatable recovery is part of usable output.
Test the smallest and largest formats, record settings and confirm which guides, chucks, wheels, belts or feed tooling must change. Repeatability matters more than a one-off adjustment.
Measure over a representative run that includes cap replenishment, normal operator tasks and upstream/downstream interaction. Peak cycles alone do not establish production capacity.
Related Lancing resources
This site remains focused on inline spindle and belt capping. Use the related specialist resource when the project is mainly about another closure family or feed technology.
Compare the main Lancing models, automation levels and published operating ranges.
Prepare representative samples and practical acceptance checks before a machine trial.
Plan side belts, guides and filled-sample checks for unstable containers.
Use for broader screw-cap, chuck and bench-capper selection outside this spindle-focused resource.
Use for detailed bowl, elevator, singulation and cap-orientation projects.
Use for closure families and bottle-capper routes beyond spindle technology.
Buyer questions
Send bottle and cap samples, filled pack weight, target output, closure type, any torque or leak checks, the proposed cap-feed method and details of the surrounding line.
No. Published ranges depend on bottle stability, closure behaviour, cap presentation, changeover settings, operator tasks and upstream or downstream conditions.
Start with closure-supplier guidance and approved hand-capped packs, then validate removal torque, thread engagement, leakage and opening experience using representative production samples.
Automatic feeding becomes useful when manual placement cannot support the sustained line rate or when consistent cap orientation and operator workload are important.
Often, but the practical range depends on bottle dimensions, cap geometry, guide adjustment, spindle-wheel contact and the change parts needed for each format family.
Record sustained output, cap-feed recovery, cross-threading, bottle movement, torque consistency, cap and bottle damage, changeover time and closure-integrity results.
Specification support
Include representative bottle and closure samples, the required output, any known torque or closure-integrity checks, the cap presentation method and photographs of the proposed line area.
Technical planning
A reliable inline capping project connects bottle stability, cap presentation, pre-threading, progressive tightening, pack-quality evidence and line-stop recovery. These resources help production and engineering teams prepare a stronger brief before machinery selection, sample testing or support.
Record bottle path, guide and gripper-belt settings, cap release and spindle positions against an approved sample.
Use the setup checklistReview orientation, chute travel, demand control and the cap's thread-start condition before tightening.
Plan cap presentationConnect seating, torque method, integrity and restart checks to the buyer's pack specification.
Build the quality planBuyer evidence
These answers separate the tightening operation from the evidence needed to approve a finished bottle, investigate variation and prepare a dependable enquiry.
Tightening is the machine action that advances the closure onto the bottle thread. Proving the pack is acceptable also checks thread engagement, cap height, liner or tamper-feature condition, leakage risk, visible damage and the agreed opening result. A spindle capper should therefore be accepted against a defined finished-pack standard, not a torque setting or successful cycle alone.
A new batch can change stiffness, thread geometry, surface finish, liner behaviour, bottle rigidity or dimensional variation even when the nominal description is unchanged. Those differences can alter cap presentation, bottle grip and removal torque. Compare the new batch with retained approved samples and use the batch-qualification sequence before full production.
Automatic inspection becomes useful when a clearly defined fault can be detected reliably at line speed and the rejected bottle can be removed and confirmed without creating another hazard or mix-up. Start with the failure modes that matter, then decide whether presence sensing, height measurement, vision or offline sampling is appropriate. The reject-system guide sets out that sequence.
Record the bottle and cap batch, format settings, guide and belt positions, spindle-wheel setup, feeder conditions, line speed, fault time, affected packs and any intervention. A short cause-coded run log helps distinguish packaging variation, wear, setup drift and upstream disruption. Use the production-run log checklist to make remote support evidence more useful.
More buyer answers
These added answer routes help buyers move from a general capping search to the evidence Lancing needs for a useful specification review.
Check side-belt contact, guide setting, filled bottle stability, cap start and upstream pressure before increasing capping force. Bottle spin is often a handling issue as much as a torque issue.
Send filled or weighted bottles, the intended caps, the hardest format in the range, target output and any current torque or leak-check evidence. Empty ideal samples can miss the real production risk.
Automatic feeding is justified when manual placement cannot support the sustained rate, cap orientation must be controlled, or operator workload causes missed, tilted or inconsistent cap starts.
Provide the bottle and closure range, including pumps or triggers where required. Assess cap presentation, bottle grip and tightening through the complete inline sequence. Agree closing and opening checks, then trial variation in cap seating, line spacing and format changeover before confirming the proposed arrangement.
Related guidance:
An inline spindle capper enquiry should show the pack before the tightening zone as well as the finished bottle. Explain how the cap is presented, where the bottle becomes controlled and what happens immediately after closing. This sequence helps distinguish a tightening requirement from a cap-feeding or conveyor-handling problem.
For each bottle and cap combination, provide an approved assembled pack and unassembled production samples. Mark the cap surfaces that can be contacted and the bottle surfaces available for support. If the range includes pumps or triggers, identify those closures separately so their presentation and clearance requirements are reviewed explicitly.
Ask the trial to record acceptable finished bottles rather than only the number passing the machine. Include observations of cap position, visible marks, the agreed torque-related checks and any other pack-release criteria. Keep the inspection method and timing with the results so a later run can be compared on the same basis.
Diameter is only one input. Supply the cap profile, bottle support details, intended presentation and production samples, then ask for the proposed configuration and demonstrated format limits to be recorded in the quotation.