>I've hot wired spider foam several times with no problems. Tonight I
>just ruined 3 wing cores...
>...like a perfect cut. When I inspected the core, it had 1/8 inch ripples
>all over the core. Looked like a perfect sine wave. The second core I...
I have had the "ripple" or "washboard" sur
] Need help on spider foam
>When this happened to me it was because I was cutting a large core
and using .011
>wire. What was occuring was the cutting wire was actually rotating
very
>slightly back
>and forth as it went through the core. The melting fo
>When this happened to me it was because I was cutting a large core and using .011
>wire. What was occuring was the cutting wire was actually rotating very
>slightly back
>and forth as it went through the core. The melting foam would tug unevenly on the
>wire and rotate it a little one way the
I think you may be playing with the wrong parameter. The wire temperature
should be set to produce the maximum number of threads trailing the cut but
not so hot that it produces an orange peal texture to the cut. When you get
the temperature right leave it alone. I cut at a much higher speed with
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