[chbot] chemical milling

[Mark Atherton]

In the order of 500u copper. Also wondering if I can chemically-mill 
nickel. Piece is likely to be 20mm dia, with a 750u hole in the centre. 
Final application is a wehnelt cylinder.

-Mark

On 7/12/2020 12:19 PM, ceo at andygardner.com wrote:
> 
> Copper thickness? (Thinness?)
> 
> Do you have a rough sketch of what you need?
> 
> 
> 
> On 7/12/20 12:09 pm, Mark Atherton wrote:
>> ERT
>>
>> On 7/12/2020 12:05 PM, ceo at andygardner.com wrote:
>>>
>>> Are you milling a channel in the copper or want to eat right through 
>>> to the other side?