Supports Hard to Remove
Medium to Fix
Support structures are difficult or impossible to remove without damaging the print.
What Does It Look Like?
Supports fused to model
Breaking model trying to remove supports
Support marks or damage on surface
Can't fit tools under supports
Common Causes
Insufficient support gap
Support density too high
No support interface layers
Temperature too high
Solutions (Try in Order)
Start with Priority 1 solutions. Make one change at a time and test between changes.
1
Increase Support Z-Distance
Larger gap makes removal easier
Z-gap: 0.2mm minimum (2 layer heights)
1
Enable Support Interface
Dense roof layer separates easier
Interface layers: 2-3 layers, lower density
2
Reduce Support Density
Less material = easier removal
Support density: 10-15%
2
Change Support Pattern
Some patterns break away easier
Try Lines or Lightning (not Grid)
3
Use Soluble Supports
Dissolves away completely
PVA or HIPS for dual extrusion printers
3
Lower Print Temperature
Reduces adhesion between support and model
Decrease by 5°C
Prevention Tips
- Save working settings for each filament type
- Perform regular printer maintenance
- Keep filament dry and stored properly
- Re-level bed before important prints
- Start with manufacturer-recommended settings
At a Glance
Severity:
LOW
Difficulty:
Medium
Category:
Surface Quality
Solutions:
6