Re: Dying nylon tubing for 0-rings

From: Tom <tjsova_at_bex.net>
Date: Fri, 9 May 2014 17:06:24 -0400

Mike,
           Try dying them after they are cut for more even coloring. Stan Chilton would boil his in propylene glycol (increased bp vs H2O) to "round off the edges". This is not necessary though.

Tom

Sent from my iPad

> On May 9, 2014, at 3:04 PM, "Nick Ray lasray_at_gmail.com [Indoor_Construction]" <Indoor_Construction_at_yahoogroups.com> wrote:
>
>
>
> Hi Mike,
>
> I follow a similar procedure, but get an even color I boil the tubes for about 20minutes.
>
> Regards,
>
> Nick
>
>
>> On Fri, May 9, 2014 at 2:46 PM, mkirda_at_sbcglobal.net [Indoor_Construction] <Indoor_Construction_at_yahoogroups.com> wrote:
>>
>> Recently John Kagan turned me on to nylon tubing as source of O-rings for F1D.
>>
>> I bought a roll of it and have used it ever since. However there is one issue with it: If you drop an O-ring, it disappears as it is very close to clear.
>>
>> Someone mentioned that you could dye the tubing - I'm sorry, but I do not recall who told me this.
>>
>> Today I tried it - First with some ink for an ink well (Doesn't work and difficult to clean afterwards), then with normal RIT dye.
>>
>> Boil some water, maybe 1/2" in a 1.5 quart metal pot. Add about half a teaspoon of your favorite color RIT dye crystals. Stir to dissolve. Dip a cut length of tubing into the dye and let simmer a couple of minutes.
>>
>> Color may not be entirely even - I suspect in my case the inside of the tube had an air pocket, so some is darker than other sections. Shorter lengths should solve this issue.
>>
>> I now have signature orange o-rings.
>>
>> Regards.
>> Mike Kirda
>
>
>
>
Received on Fri May 09 2014 - 14:06:26 CEST