Could this be due to temperature?

A. Bishop
SFSU


On Thu, 19 Dec 2002 13:33:47 +0000 louise renton wrote:

> Hi all,
> 
> This is a minor problem that I am encountering.
> I am trying out a new PMMA resin and have come upon a strange 
problem 
> when 
> cutting sections. They are sort of wavy, not the sort of wrinkles
> that  one 
> would expect with a dull knife. Is this perhaps due to knife angle?
> It just 
> doesn't look like standard compression. (We have 2 sorts of tungsten
> carbide 
> knives - 40 and 50 deg.Am I supposed to compensate the knife angle 
> adjustment between the 2 sorts?)
> 
> Hoping for some clarification
> 
> Louise Renton
> Bone Research Unit
> MRC
> Johannesburg
> South Africa
> Tel & fax +27 11 717 2298
> "Time flies like an arrow, fruit flies like a banana"
> 
> 
> 
> 
> 
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> 
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