Source: Make: DIY Projects and Ideas for Makers
As promised, we are moving away from strictly filament based coverage of materials and onto other materials you can use with digital fabrication equipment. One major advantage of subtraction technologies like CNC mills are their ability to cut a wide range of materials.
One of best cutting substances you can put in your machine is HDPE or high-density polyethylene. HDPE in a CNC mill cuts like butter and leaves you with extremely useful parts. HDPE is a strong resilient material that is great for making projects from. Shopbot uses HDPE for the frame of their Handibot CNC router thanks to its sturdiness and ease of cutting for manufacturing.HDPE comes in many different colors…
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