[MRCA] Homemade connector sealant query

Michael Hanz aaf-radio-1 at aafradio.org
Mon Mar 24 14:32:46 EDT 2025


Remember that heat can sharply reduce setting time, depending on the 
epoxy type.  It might begin setting up during the pour.  I hate it when 
I hear myself yelling, "Oh no!".
You might try a test batch first...
- Mike  KC4TOS

On 3/24/2025 2:16 PM, Jeep Platt wrote:
> Ahhh.. that may be the key!  Heat. Will try that. Thanks again to all.
> Jeep K3HVG
>
> ------------------------------------------------------------------------
> *From:* mrca-bounces at mailman.qth.net <mrca-bounces at mailman.qth.net> on 
> behalf of B. Smith via MRCA <mrca at mailman.qth.net>
> *Sent:* Monday, March 24, 2025 2:11:46 PM
> *To:* mrca at mailman.qth.net <mrca at mailman.qth.net>
>     Use standard epoxy, do not use quick setting.   Use Vaseline and 
> cardboard to keep the epoxy from sticking.
> Mix the epoxy and then heat for20-30 seconds and it will pour like 
> water. Use brass tubing or rods from K&S metals for the pins. It is 
> available in metric or US measurements.
> Z
>
> On 3/24/2025 8:45 AM, Doran Platt via MRCA wrote:
>> I have had to make up a few connectors, primarily from open headers, 
>> vice from total scratch. I have been using JB Weld with good success. 
>> However, when things are at close quarters, pin wise, the JB does not 
>> flow elll (cold flow) into the nooks and crannies.  So, what do you 
>> all use?  I visited H.D. and looked for something either JB or 
>> Gorilla that might be more fluid.  I bought a clear type but its not 
>> clear it will dry properly in a larger volume.  All the 2-part epoxy 
>> products are simply non-flowing. All suggestions appreciated.
>> Jeep K3HVG
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