Sharpen a thickness planer blade - PEM BB tool.straw.planerblade

This is a badge bit (BB) that is part of the PEM curriculum.  Completing this BB is part of getting the straw badge in Tool care.

Thickness planers are sometimes called "Give a shit" machines.  They take a suitable piece of wood and make it pretty.  Sure, that stool doesn't need planed wood but it looks like you gave a shit if you planed the boards first.  Let's get that planer cutting a bit smoother by sharpening the blade!


 

Here's an excellent video from William showing how to sharpen slightly dull blades (watch till the very end):


And here's a different approach with sandpaper:


Minimum requirements:
 - Sharpen a set of thickness planer blades or joiner blades
 - Make it visibly sharp

Provide proof of the following as pictures or video (<2 min):
 - Closeup of dull blade edge
 - Action shot of sharpening
 - Closeup of a sharp blade edge