A laser cleaning machine removes rust, paint, oxide, oil and residue from metal with a beam of light, with no blast media, no chemicals and no secondary waste to sweep up. Handheld laser rust removal guns and automated laser cleaning systems are replacing sandblasting, chemical stripping and wire wheels in fabrication shops, mold shops, maintenance departments and restoration work. Solvent Recycling Systems helps you choose the right pulsed or continuous-wave laser cleaner for your parts and throughput.
Request a quote on a laser cleaning machine or call (847) 833-7010.
Laser cleaning machines we carry
- CleanTech CF-4020 Laser Blaster Cabinet: enclosed CDRH Class I laser cleaning cabinet. Works like a blast cabinet with no media, no dust and no laser safety room. 30″ x 26″ work area, up to 36 ft²/hr, 110V.
- Cloudray CL-300 300W Pulsed Laser Cleaner: portable trolley unit with a MOPA pulsed fiber source, 5 mJ pulses and up to 175 mm scan width. Air cooled, 110–240V.
How laser cleaning works
The laser fires light at the surface. Contaminants such as rust, paint, mill scale and grease absorb that energy and vaporize or break away, a process called laser ablation. Clean metal reflects much more of the beam, so the substrate underneath is left intact. A fume extractor at the nozzle captures the removed material.
Pulsed vs. continuous-wave laser cleaners
| Pulsed fiber laser | Continuous-wave (CW) laser | |
|---|---|---|
| How it cleans | Short, high-peak-power pulses | Constant beam, high average power |
| Heat into the part | Minimal | Higher |
| Best for | Molds, precision parts, aluminum, thin metal, weld cleaning, delicate surfaces | Heavy rust, thick paint and scale on steel; large areas fast |
| Trade-off | Higher cost per watt | Can discolor or warp thin or heat-sensitive parts |
Most buyers choose by substrate first (what’s under the rust or paint, and can it take heat?), then by how many square feet they need to clean per hour.
What a laser cleaner removes
- Rust and oxide: laser rust removal on steel, cast iron and tooling
- Paint and coatings: selective stripping without masking
- Weld prep and post-weld cleaning: removing oxide before welding and heat tint after, including on stainless
- Mold cleaning: release agents and residue removed without abrasion or downtime for disassembly
- Oil, grease and carbon: pre-treatment before bonding, painting or coating
Laser cleaning vs. sandblasting
A laser cleaner uses no media, so there’s nothing to reclaim, contain or dispose of beyond the fumes the extractor captures. It needs little or no masking and is precise enough for finished parts and molds. Abrasive blasting is still faster and cheaper per square foot on large areas and creates the anchor profile many coatings need. Lots of shops run both: blast for big jobs, laser for precision work, spot repairs and parts that can’t tolerate media.
Laser cleaning safety
Industrial laser cleaners are Class 4 lasers. Plan for wavelength-rated laser safety eyewear, a controlled work area with signage and barriers, fume extraction and a laser safety program that follows ANSI Z136.1. Removing hazardous coatings such as lead paint calls for additional controls.
After cleaning: stop flash rust
Laser cleaning leaves bare, active metal, and it can flash rust within hours in a humid shop. Protect cleaned parts with a Cortec liquid rust preventative or store them in VCI bags or VCI paper until they’re painted, coated or assembled.
Choosing the right laser cleaning machine
Send us the answers to these and we’ll recommend a machine and quote it:
- What are you removing (rust, paint, scale, oil, release agent) and how thick is it?
- What is the base material, and can it tolerate heat?
- How large are the parts, and how much area do you need to clean per shift?
- Handheld, cart-mounted portable or automated / robotic?
- Available power and where the machine will run.
Laser cleaning machine FAQs
How does a laser cleaning machine work?
A laser cleaner fires short, intense pulses or a continuous beam of light at the surface. Rust, paint, oxide and oil absorb the energy and vaporize or flake off (ablation), while the base metal reflects most of it and stays intact. The removed material is captured by a fume extractor.
Pulsed or continuous-wave laser cleaner: which do I need?
Pulsed fiber lasers clean with minimal heat and are best for precision work, molds, thin or heat-sensitive parts and aluminum. Continuous-wave (CW) lasers deliver more average power for fast removal of heavy rust and paint on steel, but put more heat into the part. Many shops choose by substrate first, then by how much area they need to clean per hour.
How much does a laser cleaning machine cost?
Price depends mainly on laser type and power. Lower-power handheld pulsed units cost far less than high-power pulsed or automated systems. Tell us your parts, coatings and throughput and we will quote the right size rather than an oversized machine.
Is laser rust removal better than sandblasting?
It depends on the job. Laser cleaning uses no media, creates no secondary blast waste, needs little or no masking and is precise enough for molds and finished parts. Abrasive blasting is faster and cheaper on large areas and creates a surface profile for coatings. Many shops use both.
Is laser cleaning safe?
Industrial laser cleaners are Class 4 lasers. Operators need wavelength-rated laser safety eyewear, a controlled work area and fume extraction, and the program should follow ANSI Z136.1. Coatings such as lead paint require extra precautions.
Will laser-cleaned steel rust again?
Yes. Laser cleaning leaves bare, active metal that can flash rust quickly. Protect cleaned parts with a rust preventative or VCI packaging until they are painted, coated or assembled.
Talk to us about a laser cleaner. We’ll match the laser to your parts, not the other way around.
