<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>PrintLabGuide</title><description>Reference-quality 3D printing lab guides: calibration procedures, material datasheets, workflow checklists, and step-by-step tutorials for FDM, resin, and multi-material printing.</description><link>https://printlabguide.com/</link><language>en</language><item><title>Extruder Calibration: How to Tune E-Steps for Accurate Extrusion</title><link>https://printlabguide.com/posts/extruder-calibration-e-steps-guide/</link><guid isPermaLink="true">https://printlabguide.com/posts/extruder-calibration-e-steps-guide/</guid><description>E-steps determine how much filament your printer actually extrudes. This calibration guide walks through measuring, calculating, and setting the correct E-steps value for any FDM extruder.</description><pubDate>Sun, 10 May 2026 00:00:00 GMT</pubDate><category>calibration</category><category>e-steps</category><category>extruder</category><category>fdm</category><category>tutorial</category><author>PrintLabGuide Editorial</author></item><item><title>Temperature Tower: How to Find the Optimal Print Temperature for Any Filament</title><link>https://printlabguide.com/posts/temperature-tower-guide/</link><guid isPermaLink="true">https://printlabguide.com/posts/temperature-tower-guide/</guid><description>A temperature tower is the fastest way to find the best print temperature for a new filament. This guide covers how to set one up, what to look for, and how to dial in the right temperature for your setup.</description><pubDate>Sat, 09 May 2026 00:00:00 GMT</pubDate><category>calibration</category><category>temperature</category><category>filament</category><category>tutorial</category><category>fdm</category><author>PrintLabGuide Editorial</author></item><item><title>3D Printer Bed Surface Guide: PEI, Glass, Garolite, and When to Use Each</title><link>https://printlabguide.com/posts/print-bed-surface-material-guide/</link><guid isPermaLink="true">https://printlabguide.com/posts/print-bed-surface-material-guide/</guid><description>Bed surface choice affects adhesion, release, warp resistance, and surface finish. This reference guide covers PEI (textured and smooth), glass, Garolite, BuildTak, and magnetic flex systems — with material-specific recommendations.</description><pubDate>Fri, 08 May 2026 00:00:00 GMT</pubDate><category>bed-surfaces</category><category>adhesion</category><category>pei</category><category>glass</category><category>garolite</category><category>fdm</category><category>reference</category><author>PrintLabGuide Editorial</author></item></channel></rss>