On Thursday, July 2, 2020 at 3:23:32 AM UTC+1, The Natural Philosopher wrote:
On 01/07/2020 22:15, Clive Arthur wrote:
On 01/07/2020 19:24, Brian Reay wrote:
I need to polish the ends of a few (well 4 bits) of short perspex rod,
about 3mm in diameter after cutting. The bits of rod are to form
'light pipes' in a display- each has an LED at one end.

Any ideas how best to polish the ends?



If you have a spare to practice on, I'd sand the end best you can then
wave it in a blowtorch flame.

No need for blowtorch. Standard polishing - finer up to 1200 grit
wet-and dry, followed by T-cut or similar.


--
"The great thing about Glasgow is that if there's a nuclear attack it'll
look exactly the same afterwards."

Billy Connolly

In the time taken to read this, you could have done an end