The CNC router is not only a powerful tool for building, but also a great way to prototype. As shown in the example below, techniques such as engraving and roughing have been employed to create a sample plaque.

Blog 4 (1)

In this particular design, a botanical sketch of a fern is shown highlighted on a silhouette of The Carrie Furnace – a former steel mill in Pittsburgh.

Blog 1

In order to capture smaller details, a 30 degree V bit was used at less than 1/10″ depth. Also,  a 1/4″ milling bit was used to rough out the larger areas surrounding the building’s outline.

Blog 2


Plaques like these can later go on to be cast in other materials such as aluminum or iron.

CNC Plaque Engravings

Leave a Reply

Your email address will not be published. Required fields are marked *