1 min read
Fluid Metering Keeps OEM Production on Track
Key Takeaways: Fluid Metering supports rapid OEM pump prototyping and production with lead times as short as 10 business days, ensuring engineers...
1 min read
Blake Webb & Thomas Breitenstein : 7/16/25 9:03 AM
Key Takeaways:
Selecting the right pump head tolerance can significantly impact the performance of precision dispensing systems. Understanding when to use tight tolerance versus standard tolerance pump heads helps ensure the best balance of performance, cost, and application requirements.
Why Tolerance Matters
Pump head tolerance refers to the precision of the internal ceramic components. Tighter tolerances provide a closer fit, reducing internal leakage (slip-by) and enhancing overall system control.
Key Advantages of Tight Tolerance Pump Heads
When to Use Tight Tolerance
When Standard Tolerance is Sufficient
Common Applications
Both tight and standard tolerance pump heads are widely used in:
Summary
Choosing between tight and standard tolerance pump heads depends on your system's specific needs:
Criteria |
Tight Tolerance |
Standard Tolerance |
Reservoir Height Difference |
Significant |
Minimal |
Precision Requirements |
High |
Moderate |
Priming/Suction Demands |
Critical |
Standard |
Cost Consideration |
Higher |
More Cost-Effective |
By selecting the appropriate pump head tolerance, you can optimize system performance, reduce waste, and improve process reliability.
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*This article was inspired by practical test data evaluating ceramic tolerances in precision dispensing systems. *
For detailed test data and further insights, download the full Product Test Report (PTR) here.
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