[SEL] 8hp Blackstone/cast engine plate

[Rupert]

Hello Jerry,
	I think JB is right. I use a similar mix to make cores.

Rupert

On 5/24/2010 7:13 PM, jbcast at charter.net wrote:
>
>>
>>           The guy who showed it to me made me hold some sand in my clenched
>> fist and then inserted a nozzle into the sand and pumped in a gas (I've
>> just forgotten what the gas was but it was a commonly available gas - not
>> anything fancy) and within about a minute had a perfectly formed mould of
>> the inside of my hand - fingerprints included. Obviously the "sand" had
>> also had some kind of previous treatment but it could not have been
>> anything too fancy as they had the stuff lying in a pile on the floor and
>> were just picking it up with shovels to put into moulds.
>>
> Jerry, that's probably sodium slicate, also know as water glass, the gas would be CO2. I've read about it but haven't used i yet, your post makes me want to try it.
> J.B. Castagnos
> Belle Rose, LA (90 miles north of the oil)
>
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-- 

yvt

Rupert Wenig
Camrose, Alberta, Canada.	

email: rwenig2 at xplornet.com
	
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