[Boatanchors] Repairing Ceramic

[Rich Yost]

I've used JBWeld with success

Rich
n2ry


On Oct 1, 2012, at 6:31 PM, rbethman <rbethman at comcast.net> wrote:

> Try two part 24HR epoxy.
> 
> Thin it with a couple of drops of alcohol.  Paint it on with a throw 
> away brush.
> 
> It takes awhile to set up, but it is very thin.
> 
> We used to do that in the engine area and fuel tank area of R/C aircraft.
> 
> It will do very well.
> 
> Bob - N0DGN
> 
> On 10/1/2012 6:24 PM, J. Forster wrote:
>> If it's a clean break, you do not want a filled adhesive, which widens the
>> glue line.
>> 
>> YMMV,
>> 
>> -John
>> 
>> ==========
>> 
>> 
>>> Loctite 1C two part high temperature epoxy
>>> Sets up to tacky very quickly, 24 hours to strength
>>> White color, looks exactly like ceramic or porcelein
>>> Hard as all get out when set
>>> Withstands imersion in boiling water!
>>> We have used it to cement thermocouples to electric water heating elements
>>> for lab measurements. Pretty good if it can do that and survive.
>>> Paul K0UYA
>>> 
>>> ----- Original Message -----
>>> From: "J. Forster" <jfor at quikus.com>
>>> To: "Bob Sullivan" <robert at isquare.com>
>>> Cc: "Boat Anchors List" <boatanchors at mailman.qth.net>
>>> Sent: Monday, October 01, 2012 3:57 PM
>>> Subject: Re: [Boatanchors] Repairing Ceramic
>>> 
>>> 
>>> I would not use quick set epoxy as it might thicken before fully flowed.
>>> 
>>> Option 1:  Corning made some special ceramic glue for repairing china. It
>>> could be used on teapots and cups and would survive the dishwasher. If
>>> that is still available, it'd be my first choice.
>>> 
>>> Option 2: Use a clear, unfilled, two part, slower setting epoxy. Warm the
>>> pieces a bit before applying the epoxy so it flows better. Try and make
>>> the glue line as thin as you possibly can. Clamp, or use rubber bands to
>>> hold it together. Remove any surface excess with alcohol or acetone while
>>> unset.
>>> 
>>> FWIW,
>>> 
>>> -John
>>> 
>>> ===============
>>> 
>>> 
>>>> Listmates,
>>>> 
>>>> I have a cracked ceramic (steatite?) support on the large plate tuning
>>>> capacitor in a Viking 500. It's a nice "clean" crack. I would like
>>>> suggestions for the best glue to use for repair. I would assume quick
>>>> set
>>>> epoxy would be okay but thought I better ask ...
>>>> 
>>>> 73, Bob
>>>> WØYVA
>>>> http://www.isquare.com/personal_pages/ras-hardware.htm
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