Troubleshooting Guide Wire Brushes from Weiler Brush *
Problem Recommended Solutions
Brush works too fast
• Select a brush with longer filaments and/or lower fill density
• Select a brush with a smaller diameter wire
• Select a brush with a narrower face and/or lower fill density
• Select a brush with a smaller outside diameter
• Operate the brush at a slower RPM
Brush works too slowly
• Select a brush with shorter filaments and/or higher fill density
• Select a brush with a larger diameter wire
• Select a brush with a wider face and/or higher fill density
• Select a brush with a larger outside diameter
• Operate the brush at a faster RPM
Brushing action rolls or peens the burr over
• Select a brush with a larger diameter wire
• Select a brush with shorter filaments and/or higher fill density
• Operate the brush at a faster RPM
• Replace the crimped wire brush with a knot wire brush
Finer final finish required
• Select a brush with longer filaments
• Select a brush with a smaller diameter wire
• Operate the brush at a higher RPM
• Replace the wire brush with a nylon abrasive brush (Nylox®)
Coarser final finish required
• Select a brush with shorter filaments
• Select a brush with a larger diameter wire
• Operate the brush at a slower RPM
Non-uniform brushing action
• Select a brush with longer filaments
• Select a brush with a larger diameter wire
• Automate the operation to reduce human variables
Filaments break off
• Reduce applied pressure or engagement
• Select a brush with a smaller diameter wire
• Select a brush with a lower fill density
Short brush life
• Reduce applied pressure or engagement
• Select a brush with a smaller diameter wire
• Select a brush with a higher fill density
* Weiler Brush catalog Third Edition
