[modeleng] Re: Soluable oil

Ron Head wrote:
> Hi Phill
> My shop gets pretty cold in winter too, and I've had the problems you 
> describe.  Turn on the pump and what comes out mostly water, the oil having 
> turned to a sludge at the bottom of the tank.  Stirring it up with a stick 
> works to some extent, but I eventually finish up ditching the stuff, which is 
> a problem because you can't pour it down the drains.
>
> Have you tried different mixture strengths?  I normally use only 5%, perhaps 
> a higher concentration might be better.  Anyone else got any better ideas?
>
> Regards
> Ron
>
> In chilly Oxford UK
>
>
> ----- Original Message ----- 
>   From: Phill Smith 
>   To: modeleng@xxxxxxxxxxxxx 
>   Sent: Monday, November 24, 2008 2:42 AM
>   Subject: [modeleng] Re: Soluable oil
>
>
>   G'Day Gents,
>
>   I have just filled my mills coolant tank up with a light neat cutting oil, 
>   but I would really like to change it back to soluable oil. The reason I 
> have 
>   not put soluable oil in, is because in winter it's not unusual for the 
>   workshop to go down to -5°C overnight. I know that close to 0 temp's 
>   can/will cause the solution to separate.
>
>   What experience have other members had in very cold workshops?
>
>
>   Cheers,
>
>   Phill. 
>
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>   
Ron,
What about putting one of them "fish tank" heaters in the tank?
Or a foot of "tracing"?

patrick
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