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lost pla/pattern castings ?

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vtsteam:
That furnace was built by madmodder Ironman and is already posted here. Picclock, you should read through the metal casting threads here first rather than just asking people to tell you what to do. There are many usable refractories. Asking what you should use to cast is like asking people how to machine. Unless you like to start online arguments. Do your own research first. Then start simple - you said earlier you already had a forge that could melt metal. So start melting. Experience is more important than advice. Show us what your experiences are. Give back.

awemawson:
FORGE = device for heating metals to forging temperatures as would a Blacksmith

FURNACE = device for MELTING  metals usually for casting (unless you are stateside in which case it heats your house  :scratch:)

picclock:
@vtsteam
My typo mistake. I should have typed furnace. 

I am not asking people to tell me what to do, merely seeking information about 1 specific part of the furnace, the ceramic wool coating, which does not seem to be available in the UK. I have read many threads about home made refractive mixes, but have not found anyone in the UK to supply a suitable coating as I stated in my post. I note you are in the US, consequently you have access to all of the coatings I asked about. Most home recipes that people seem to have tried appear to be only moderately successful, hence the posted question.

Cannot see why this should cause such hostility. If you never make errors I envy you .. .

Whilst I have refractive firebricks and an excellent propane torch. I would not call it a forge, though that may be my error. I use it for silver soldering. I would not attempt to melt cast Iron with it as the losses are likely too great. Melting aluminium is easily achieved even by accident, as I said.

Best Regards

picclock



S. Heslop:
Do you mean the zircon paint? It's available, it's just darned expensive.

Here's a google result. https://shop.vitcas.com/vitcas-zircon-paint-coating-687-p-asp.html

vtsteam:

--- Quote from: awemawson on July 14, 2018, 07:33:50 AM ---FORGE = device for heating metals to forging temperatures as would a Blacksmith

FURNACE = device for MELTING  metals usually for casting (unless you are stateside in which case it heats your house  :scratch:)

--- End quote ---

He said he had a FORGE, which had become hot enough to melt aluminum once accidentally, so therefore could do some initial simple trial melting in that. Sheesh.  :doh:

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