Multimaterial Purge Calibration Tower

This is a set of purge calibration towers for testing the purge settings on multimaterial prints.

The Basic Idea
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It's important to find the right amount of material to purge when changing materials on a multimaterial print. Too much purge wastes material and takes extra print time. Too little purge leads to color bleeding.

These purge calibration towers let you test your purge settings for up to five materials at a time. For each material, the tower prints 5mm of a single ma