[modeleng] Re: Model Engineers Laser Company

Makes sense to me.

Al
--- Andrew Houston <andrew@xxxxxxxxxxxxxxxxx> wrote:

> Clif
> 
> But surely, that can only happen if the steel is
> hi-carbon.
> 
> Ordinary Mild Steel (MS) can't be hardened by
> heating/cooling(except by
> using case-hardening methods) and, I'm reasonably
> certain that a Laser can't
> add carbon to the MS which is required for
> case-hardening.
> 
> Andy
> 
> -----Original Message-----
> From: modeleng-bounce@xxxxxxxxxxxxx
> [mailto:modeleng-bounce@xxxxxxxxxxxxx]
> On Behalf Of Clif Walker
> Sent: 20 July 2007 19:53
> To: modeleng@xxxxxxxxxxxxx
> Subject: [modeleng] Re: Model Engineers Laser
> Company
> 
> Hi All,
> 
> The problem that you will find with Laser cut parts
> is that the edges are 
> effectively hardened.
> This means the if you have parts that need machining
> to clean up like con 
> rods,you have got the cut through the hard layer.
> 
> Regards
> 
> Clif
> ----- Original Message ----- 
> 
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