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Type: Posts; User: tinkerlab

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  1. Replies
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    Re: DIY Fibre Concrete 40x30 CNC Mill

    Thanks. You should be sceptical :-) I measured it with my dial indicator stuck to a peace of metal, since I don't have any flatness gage (https://www.youtube.com/watch?v=EWqThb9Z1jk). Even if it is...
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    Re: DIY Fibre Concrete 40x30 CNC Mill

    Cement will shrink as it cures (how much?!) but not the aggregate. Depending on the grain size distribution (graining curve) and the cement there will be more or less shrinkage of the concrete, but...
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    Re: DIY Fibre Concrete 40x30 CNC Mill

    Hi xillanto, yes I ordered aluminum for the z-axis. Especially the mount for the Spindle is not rigid enough on wood (like a spring). I tried milling steel and see marks on the surface that probably...
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    DIY Fibre Concrete 40x30 CNC Mill

    Dear CNCzoners,

    below the link to my brand new video showing the highlights of the fibre concrete CNC built. I thought long about what materials best to use with the tools that I had at hand. I...
  5. Replies
    5
    Views
    1,214

    DIY Fibre Concrete 40x30 CNC Mill

    Dear CNCzoners,

    below the link to my brand new video showing the highlights of the fibre concrete CNC built. I thought long about what materials best to use with the tools that I had at hand. I...
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