The Smell of Molten Projects in the Morning

Ed Nisley's Blog: Shop notes, electronics, firmware, machinery, 3D printing, laser cuttery, and curiosities. Contents: 100% human thinking, 0% AI slop.

The New Hotness

  • PolyDryer Box Desiccant Tray

    Having used desiccant in tea bags inside the PolyDryer boxes with some success, I wanted to see what happens with more exposed surface area:

    Polydryer Box desiccant tray - installed
    Polydryer Box desiccant tray – installed

    The tray (jawbreaker boxes.py URL) is 2 mm chipboard with a quartet of additional notches fitting the protrusions in the bottom of the Polydryer box:

    Polydryer Box desiccant tray - assembly
    Polydryer Box desiccant tray – assembly

    Although you’ll find plenty of printed trays, many with ingenious perforated lids, this was quick & easy:

    Polydryer Box desiccant tray - cutting
    Polydryer Box desiccant tray – cutting

    They’re painfully prone to dumping their contents, despite the dividers which are intended to dissuade the beads from taking collective action and surging over the slightly higher outer walls. Fortunately, the dump occurs inside a sealed box and is entirely survivable.

    Distributing 25 g of silica gel neatly fills the sections:

    Polydryer Box desiccant tray - top view
    Polydryer Box desiccant tray – top view

    Now it’s just a matter of time …