Polythene kitchen cutting boards - cheap and strong but not gluable!
On 7 February 2023 21:15:35 GMT, jimlux <jimlux@xxxxxxxxxxxxx> wrote:
>For building up some small TCs, I'm looking for ideas on off-the-shelf disks, say, 18" in diameter, made of an insulator that can tolerate drilling holes or gluing. For the base of the TC and for a primary support (I'm thinking of stacking them with sparkgap and caps below).
>squares the same size would be ok. I've looked at things like plastic cutting boards.
>Plywood or masonite circles are available, and would work as a base, but probably not right for the primary support (HV contact)
>I've see serving trays of plastic, but they're black, and I'm leery of black plastic for HV.
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