[TheForge] Krause/Nazel type air hammer

[Peter Fels and Phoebe Palmer]

At 07:58 PM 12/7/02, you wrote:


>Peter Fels and Phoebe Palmer wrote:
>
>>Steve, Could be wrong here, but a tight and precise valve is important to 
>>both efficiency and control. Plastic seals..well, it would take a number 
>>of them..much harder than lapping the valve.
>>Pete
>
>I'm not thinking of seals so much as making one part of the valve from 
>metal, the other part from plastic (contained in a larger tube). I don't 
>have a clue if it will work any better or worse, but it sounds way easier 
>than teaching myself to do a good job lapping. Maybe not.
>
>Steve

  Steve; the self contained hammers tend to generate a lot of heat that 
could easily damage the plastic...I have seen oil literally smoking a 
little on one.....Pete

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