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Notes from the laser floor

Cutting parameters, tube work, edge quality and the machines behind them — written by the people who build and run them.

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Antifreeze-to-water mixing ratio and freezing point chart

Technical Guides 30 Oct 2026

Winter Antifreeze for Fiber Laser Chillers: Ratios and Change Steps

Water left in a fiber laser chiller can freeze overnight and crack pipes, seals or the laser source. Here are the mixing ratios we use, the winter setpoints, and the five steps to change the coolant properly.

6 min read

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