It looks like you had some areas where the resin got thru the wax on
the plug, making the mold stick to the plug... I read that even with
professionals, it happens up to 1 time in 10, so don't feel too bad :)

My defense against it is to have like 10 or 12 layers of wax on a new
plug or mold.

On 7/9/09, Michael Clark <[email protected]> wrote:
> Drill a small hole at the end of the crack to stop it from getting worse.
> From there, I'd either square out the damage and put in a patch or just put
> more resin in the hole and sand it down.
>
> For future uses get some automotive wax and go at it like Daniel-San.
>
> On Thu, Jul 9, 2009 at 12:46 PM, Doug Conn <[email protected]> wrote:
>
>>  I finished my turret mold, but I had some problems. I could NOT get the
>> plug out of the mold. I tried everything before I finally got it out.
>> There
>> was a fair amount of damage to the plug which I’m pretty sure I can repair
>> if I need to. There’s also some damage to the mold and I’m hoping to get
>> some advice about the best way to repair it before using the mold. I
>> really
>> do not want to start over so I’m hoping I can fix the mold.
>>
>>
>>
>> First, there are some rough spots where I gouged the mold trying to
>> release
>> the plug. These aren’t too deep and I think I can just sand them down.
>>
>> Second, I drilled a couple of holes in the top of the turret so I could
>> press the plug out using a medieval torture looking apparatus I built. My
>> plan is to turn down a couple of UHMW plugs to fill the holes when I make
>> my
>> parts. Then, I should just be able to pop the plugs out and use the hole
>> to
>> push the part of the mold. Does that sound reasonable ? Any better ideas ?
>>
>> Third, there are a few places where the fiberglass has split or been
>> damaged. See the red rectangles, below. Can I just reapply some resin to
>> fix
>> those spots ? Is there a solvent I should try on them ?
>>
>>
>>
>> [image: T-72TurretMold3Small.JPG][image: T-72TurretMold4Small.JPG]
>>
>>
>>
>> I’m racking the whole mold making encounter up to a “learning experience”.
>> I know some things I’ll do differently next time.
>>
>>
>>
>>                Thanks,
>>
>>                Doug
>>
>>
>>
>> >
>>
>
> >
>


-- 
Clark in Georgia
M4 Sherman

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