Bronze Laser Cleaning
Bronze patina preserved at 0.8 J/cm²; industrial bronze descaled at 5.8 J/cm² — same equipment, right parameters for the job. Bay Area on-site service.
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Yi-Chun LinPh.D.Taiwan
Materials characterization for industrial surfacesPublished
Apr 22, 2026
Antique Evinrude Outboard Propeller Laser Cleaning
Pulsed fiber laser cleaning restores an antique Evinrude outboard propeller by safely removing heavy marine corrosion, barnacles, and old paint from aluminum and bronze blades.
What This Video Shows
This marine restoration shows pulsed fiber laser cleaning on an antique Evinrude outboard propeller. Heavy barnacles, oxidation, and old coatings are removed from the blades, revealing clean metal.
Equipment Used
- Pulsed fiber laser cleaning system
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Frequently Asked Questions
Does laser cleaning damage aluminum or bronze propeller blades?
The laser energy level is calibrated to remove oxide from antique outboard motor parts without marking, pitting, or changing the surface below. Parts are checked visually and tactilely after cleaning to confirm the surface is undamaged. No abrasive contact and no chemical exposure means dimensional tolerances and surface finish are preserved.
What is Laser cleaning vs traditional marine propeller restoration methods?
For most Bay Area marine restoration jobs, laser cleaning costs $250–$350/hr all-in — and that includes zero chemical disposal fees, no post-clean rinse, and no masking. Chemical stripping adds $50–$150 per drum in disposal costs on top of the labor, plus a second clean to remove residue. On anything larger than a single part, laser comes out cheaper when you add up the full job cost.
What contaminants are removed from antique propellers?
Laser cleaning removes barnacles, marine rust, zinc-based antifouling paint, and verdigris from antique Evinrude propellers — typically in a single pass for most contaminants. The process is selective enough to clear heavy corrosion layers without touching the underlying aluminum or bronze surface. Post-clean surfaces achieve SSPC (Society for Protective Coatings)-SP 6 cleanliness equivalent without media embedment or chemical residue, leaving the propeller ready for inspection or recoating.
Which settings matter most when restoring Antique Evinrude Outboard Propeller?
The laser is calibrated to remove oxide from antique outboard motor parts without marking or changing the surface below. Most jobs take one to two passes depending on how heavy the buildup is. The surface comes out ready for coating, welding, or inspection with no additional prep and no chemical residue.