Last week was the busiest seven days laser cleaning has seen this year: a product launch, an IPO, new patents and an earnings report all landed at once. Busy isn’t the same as important, though. Only three things are worth remembering.
1. A 4 kW pulsed laser actually went into the shipyard
On 5 November, CSSC Guangzhou Shipyard International unveiled its new-generation “dual-high” pulsed laser cleaning range for marine coating preparation in Nansha, Guangzhou. It spans 100 W to 4 kW, demonstrated live on corroded ship plate and real hull sections in three formats: a 500 W handheld unit, a 3 kW cleaning robot on an AGV, and a 4 kW wall-climbing robot.
Why this one matters. The unwritten rule has always been: heavy rust over large areas means high-power continuous-wave; precision parts and thin oxides mean low-power pulsed. Engineering 3 kW and 4 kW single-cavity, single-mode nanosecond pulsed machines moves that line. High throughput and low thermal impact no longer have to be traded off quite so sharply. “Dual-high” refers to delivering high average and high peak power at the same time.
One honest caveat: per Xinhua, the systems are in small-batch trial production, with the first unit delivered to the shipyard for process validation. Some outlets called it a “world first”; Xinhua’s wording is “first engineering deployment of its kind in China”. Use the conservative version if you’re quoting it.
Standards actually arrived first. T/CANSI 20003–2026, “Technical Requirements for Laser Cleaning Prior to Ship Coating”, took effect on 1 August 2026 — finally giving buyers something concrete to write into an acceptance protocol.
2. Capital and patents are chasing specific applications
- 6 Nov: Senfeng Laser listed on the Beijing Stock Exchange (920085) at RMB 17.79/share, closing up 120.63% on day one. Overseas revenue already made up 74.88% of its 2025 main-business sales.
- 3 Nov: UW Laser was granted patent CN224926669U for wide-format electrode slot cleaning — unwinding, front/back laser cleaning, dust removal, inspection and rewinding in one continuous line.
- 5 Nov: Jiangsu Guoyuan Laser secured RMB 15 m for vision-guided tire mould cleaning, with customers including Zhongce Rubber and Kumho Tire.
Add Raycus publishing six laser-cleaning patents in the same period and the message is clear: the race is no longer about wattage. It’s about who can embed cleaning into a production line with a defined cycle time and acceptance criteria.
3. Two signals from overseas — and one from the road
On 3 November, IPG Photonics reported Q3 revenue of US$287.5 m, up 15% year on year. On the earnings call, CEO Mark Gitin highlighted the cleanLASER integration and said new systems combining both roadmaps are roughly a quarter of the size and cost (per the transcript). Even the global source leader is shifting focus from raw power to compact, affordable, application-ready systems.
The same day, CHIRUI confirmed it will exhibit at Manufacturing Indonesia 2026, 2–5 December, JIExpo Jakarta, Hall B3 · Booth 5333, demonstrating the BESSTON pulsed laser cleaner and GT05 dry ice cleaner.
One practical note for importers: since China’s Customs Announcement No. 77 took effect, laser cleaning machines must be checked against dual-use export control rules. Build licensing time into your delivery schedule — don’t discover it at the port.
So what? Three takeaways if you’re specifying a machine
- Don’t buy on wattage. Thin oxides, paint and precision moulds favour pulsed; heavy rust over large areas may still justify CW — but 4 kW pulsed is moving that boundary.
- Insist on a sample test and a written process recipe. The same machine behaves differently on a different substrate or contaminant. Patents answer “does it exist?”; a trial answers “does it work on my parts?”
- Write compliance and integration into the contract. Allow time for export licensing and certification; confirm comms, fume-extraction interlocks and vision positioning if robotics or AGVs are planned.
Turn the news into a result on your own parts
That’s the whole week in one line: laser cleaning has moved past proving it works and into proving it’s repeatable, costable and deliverable. A datasheet tells you less and less; one trial run on a real component tells you more and more.
Evaluating equipment, or just want to know whether your parts are a good fit? 👉 Visit https://www.chiruitech.com/ to explore our handheld pulsed, continuous and automated laser cleaning machines, request a sample-part test, or find your local dealer. Or meet us live in Jakarta, 2–5 December, Hall B3 · Booth 5333.