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- Sat Mar 16, 2024 10:37 pm
- Forum: General Laser machine discussion
- Topic: Help please! Problems marking bare on aluminum.
- Replies: 4
- Views: 3364
Help please! Problems marking bare on aluminum.
Hi all, Please help! This is my first post so I apologize if I'm not following the required format. But I can't mark on bare aluminum with a 50 watt fiber laser with 300mm x 300mm lens. I'm using Lightburn. Tried all sorts of settings. 100% power, slowed it to a crawl at 10mm per sec. 20hz frequency...