# \#omtech-30w

**URL:** https://forum.lightburnsoftware.com/tag/omtech-30w/341.md

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## [How to clear markings on anodised aluminium and re-marking?](https://forum.lightburnsoftware.com/t/how-to-clear-markings-on-anodised-aluminium-and-re-marking/191363)

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**Author:** [@aasrz](https://forum.lightburnsoftware.com/u/aasrz)\
**Replies:** 15\
**Last updated:** [July 27, 2026, 2:49pm UTC](https://forum.lightburnsoftware.com/t/how-to-clear-markings-on-anodised-aluminium-and-re-marking/191363 "2026-07-27T14:49:46Z")

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Hi, I have a task to clear white marking on grey anodised aluminium and mark a new text using either monport or omtech laser. What is the best stragety to remove or hide previous marking and mark new text? Thanks in adva…

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## [Frustrated and ready to ship it all back](https://forum.lightburnsoftware.com/t/frustrated-and-ready-to-ship-it-all-back/71911)

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**Author:** [@bordertown\_blades](https://forum.lightburnsoftware.com/u/bordertown_blades)\
**Replies:** 4\
**Last updated:** [July 21, 2022, 8:38pm UTC](https://forum.lightburnsoftware.com/t/frustrated-and-ready-to-ship-it-all-back/71911 "2022-07-21T20:38:08Z")

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I bought an OMTech 30w fiber laser with Galvo laser and the Lightburn software to run on a brand new Mac M1 (Monterey). I have spent the past week and a half watching videos and working with OMTech support for many many …