pgtruspace's blog

about things that interest me.

shell form emf028

marking the shell form for truing

using a template and wire to mark the shell form edge for truing

One response to “shell form emf028

  1. p.g.sharrow May 3, 2012 at 10:39 am

    Truing the shell form rim requires drawing concentric circles from the central post and then testing with a marked form made of heavy corrugated fiber board, grinding and filling as needed. The use of a wire instead of string yields a more dependable distance from the center post.

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