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  1. Replies
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Decent drives, and I would be happy using 55V AC with those.

    I have a home-built CNC router, roughly 1500x750mm cutting area, and the gantry is about 1m long and fairly heavy - especially with a...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    No, sorry I meant to say shielding not earth, but yes the shielding for that group of wires, not the connections themselves...

    So I'm talking about the control wire you would also install so that...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Entirely normal, if the cost is over £135.
    Under £135, the seller should be VAT registered, and collect the VAT on the UKs (and I think it's also came in for the EU) behalf. If you paid through an...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Last time I used Aliexpress they used an intermediate holding area (escrow?) for my payment and it was only released to the seller when I received it. I’m pretty happy with that. Also if it is Fred...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Don't forget to mention MYCNCUK when you speak to him, he likes to look after members if he knows you've come from here ;-)
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Fred is 100% trustworthy so pay him any way you are most comfortable or suits you best. I pay him directly through bank transfer and have done for 10+yrs without any issues. (unless I cock it up like...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    Why are you gearing 2:1 if using a 10mm pitch.? It's not required and would actually be detrimental to the machine as it will be slow. If you are trying to lower the screw speed then go with a 20mm...
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    BUILD LOG: Re: AndyUK's Build - 1.2x1.0m Gantry

    Quick update to the Aluminium Bead Presses. Other half demanded six sizes of the 3D hearts in both a horizontal and vertical press. Settled on a 0.2mm step-over - we did some tests lower down but...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    I've found the 50 N force in X and Y directions to be a good guide but it is only the start. If under this simple load condition if you are <0.05 mm then I would call that a fair start point, and...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    The thicker the better as it significantly dampens vibrations which translates into cleaner cuts and longer tool life.
    Don't be messing around with sand etc because while it dampens vibrations...
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    BUILD LOG: Re: 4' x 4' x 8" Router Build

    I know that you've had a look at my write-up already. I used 3mm wall thickness. If I were doing it again, I might have used 4mm for some of the parts (like anything that has a rail bolted you it)...
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