Technical Insights | How to Identify Quality Issues When Diamond Wire Saw Beads Have Uneven Head Sizes—Read This Article!
Jun 04,2026
During cutting operations, if you notice that the wire saw beads are uneven—one end larger than the other—many technicians’s first instinct is to assume “poor quality.” But hold off on jumping to conclusions—first check for the following three possible conditions before making a definitive diagnosis:
1) Whether it is Underwater cutting
2) Is there any small-area cutting?
3) Is the equipment’s line speed too low?
You may refer to industry‑standard guidelines to accurately determine quality issues:
If The diameter difference between the two ends of the same bead is ≥0.5 mm. That's all. Determined to be beads of string-bead size. Finished
In most cases, the “size discrepancy” is actually caused by operating conditions. It’s necessary to first conduct a thorough troubleshooting before making a determination. Precise site surveys can effectively prevent misjudgments and reduce construction cost overruns.
Reference images of diamond bead wire saws with beads of various sizes are shown below. ：
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