SPSolve ProductionPractical production help from Lancing UK
inconsistent results

Why is stoppers and bungs production giving inconsistent results?

Variation usually begins with changing product or packaging conditions, unstable presentation, unsuitable settings or wear in the process.

Recommended machinery for this problem
bottlecappers.co.uk
View suitable machinery at bottlecappers.co.uk →

Direct answer

Variation usually begins with changing product or packaging conditions, unstable presentation, unsuitable settings or wear in the process. For stoppers and bungs, confirm the result with representative product and packaging before altering several variables at once.

Likely causes

  • Product, pack or environmental conditions are changing during the run in the stoppers and bungs process.
  • The presentation or detection point is not repeatable in the stoppers and bungs process.
  • Settings are compensating for a worn or unsuitable component in the stoppers and bungs process.
  • The acceptance method is visual when the result should be measured in the stoppers and bungs process.

What should be checked first?

  • Measure a representative sample at the start, middle and end
  • Record product temperature, density, viscosity or bulk condition
  • Check pack dimensions and supplier-batch variation
  • Inspect guides, sensors, valves, seals and contact parts
  • Run one controlled setting change at a time
  • Compare the easiest and hardest normal format
  • Define a numerical pass limit

What should you compare before buying?

Compare the operating principle against the actual product, pack range, sustained good output, measurable quality limits, cleaning, changeover and site conditions. Use representative samples and agree what will be demonstrated during testing before delivery and after installation.

Machinery options for this problem

Start with the first option below. It most closely matches the product, pack and problem described on this page. The other options may suit a wider line or a different level of automation.

bottlecappers.co.ukView machinery →cappingmachinesuk.co.ukView machinery →capfeeders.co.ukView machinery →

Related stoppers and bungs questions

Production process relating to stoppers and bungsCapping and closures

How can I increase stoppers and bungs production speed?

Increase sustained good output by identifying the actual constraint, separating machine cycle time from handling time and removing the first recurring cause of waiting.

See the checks →
Production process relating to stoppers and bungsCapping and closures

Why does stoppers and bungs equipment keep jamming or stopping?

Find the first point where control is lost. A downstream alarm is often only the final symptom of poor feeding, transfer, detection or format control.

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Production process relating to stoppers and bungsCapping and closures

How can I reduce waste when handling stoppers and bungs?

Measure product loss, rejected packaging, rework and start-up waste separately, then remove the largest repeatable cause.

See the checks →
Questions customers also ask

Useful questions before you compare machinery

Use the questions below to prepare the information needed for a useful recommendation.

What should I check first for inconsistent results in stoppers and bungs?
Measure a representative sample at the start, middle and end. Record product temperature, density, viscosity or bulk condition.
Can settings alone solve inconsistent results?
Sometimes, but settings should only be changed after product, packaging, presentation, wear and utilities have been checked. Change one controlled condition at a time.
What samples are needed for a stoppers and bungs machinery trial?
Provide representative product and packaging from normal production, including the hardest size or condition and enough material for setup and sustained testing.
How should performance be accepted?
Use written numerical and visual acceptance limits over a representative run, including output, quality, rejects, interventions and changeover where relevant.
Where can I see machinery for this problem?
Start with bottlecappers.co.uk. It is the closest match for the product, pack and problem on this page; the other options may suit a wider line or a different production requirement.