IPA (which I was referring to as alcohol): nope Dichloromethane: I've got quite a bunch of chemicals lying around but unfortunately not that Paint thinner: Yes! I let it sit in a test tube with Naphtha for a while and everything rubs right off! Thanks.
On Wednesday, January 6, 2021 at 1:20:51 AM UTC+1 Pramanicin wrote: > I'd try soaking them in either IPA (no, not the > beer...)...isopropylalcohol (unless you're referring to that when you say > alcohol above)....or, dichloromethane (if you can get hold of it), or paint > thinner (mineral spirits). Or hot soapy water may work. I used hot soapy > water on some old RFTZ568 tubes many many years ago to remove the red > lacquer on the tubes and it worked remarkably well.... > > On Tue, Jan 5, 2021 at 4:16 PM Yohan Park <[email protected]> wrote: > >> >> I've received a few boxes with TH4B tubes which I think look quite nice >> as coluns. >> However, since these are not meant to be used as neon tubes there's >> printing on them which I have to remove. >> I've tried putting the bulb in the usual suspects like alcohol (97%), >> Acetone and sticker remover GooGone and WD40) but all to no avail. >> There's a layer of lacquer protecting the printing which I can scratch >> off with my finger nail but this is quite tedious and I would like to be >> able to process many bulbs at one. >> Does anyone know how this can be easily removed? >> Thanks in advance. >> [image: TH4B_1.jpg][image: TH4B_2.jpg][image: TH4B_3.jpg][image: >> TH4B_4.jpg] >> >> -- >> You received this message because you are subscribed to the Google Groups >> "neonixie-l" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web, visit >> https://groups.google.com/d/msgid/neonixie-l/d8beacd7-676a-447b-abea-e618bcc14566n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/neonixie-l/d8beacd7-676a-447b-abea-e618bcc14566n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/d0e24738-9833-4015-9d74-72c45cc01d21n%40googlegroups.com.
