A day in The Cave

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  • He Who Shall Not Be Named
    Moderator

    • Aug 2008
    • 13405

    #31
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    Who is John Galt?

    Comment

    • He Who Shall Not Be Named
      Moderator

      • Aug 2008
      • 13405

      #32
      tonight's work:

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      Who is John Galt?

      Comment

      • reddevil
        Commander
        • Jun 2009
        • 346

        #33
        Geniuses at work.

        Comment

        • He Who Shall Not Be Named
          Moderator

          • Aug 2008
          • 13405

          #34
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          Who is John Galt?

          Comment

          • Slats
            Vice Admiral
            • Aug 2008
            • 1776

            #35
            Very productive day in the cave
            John Slater

            Sydney Australia

            You would not steal a wallet so don't steal people's livelihood.
            Think of that before your buy "cheap" pirated goods or download others work protected by copyright. Theft is theft.



            sigpic

            Comment

            • greenman407
              Admiral
              • Feb 2009
              • 7530

              #36
              Must be burning the midnight oil. Thats one dedicated sub guy.
              IT TAKES GREAT INTELLIGENCE TO FAKE SUCH STUPIDITY!

              Comment

              • SSBN659
                Commander
                • Feb 2009
                • 417

                #37
                A question for David. Why do you scribe through the corners of a square/rectangle? Is it easier that way? Ops, that's two questions.

                SSBN659

                Comment

                • He Who Shall Not Be Named
                  Moderator

                  • Aug 2008
                  • 13405

                  #38
                  Originally posted by SSBN659
                  A question for David. Why do you scribe through the corners of a square/rectangle? Is it easier that way? Ops, that's two questions.

                  SSBN659
                  Hey, Roger

                  (your photo of that SSBN in dry-dock provided the dope I needed for Moebius to get the SKIPJACK MSW gratings right -- thanks for that)


                  The over-strikes (engraved lines extending past the engraved items corners) is a consequence of dragging the scratch-awl with an even pressure into and slightly past the items corner -- if I endeavored to stop the engraving process at the corner I would slightly vary the speed, pressure and angle on the tool, producing a non-uniform depth and width of cut. Better to drag on past the corner, and fill the over-strikes with putter later than to wind up with and engraved item of varied width and depth.

                  Anyway, since almost all engraved items featured a tight radius at the corners -- not a tight right-angle intersection -- I had to come back with a radius scribe and engrave each corner again anyway.

                  Unless you use a dedicated scribing stencil, like these:

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                  This is why God gave us Bondo and air-dry touch-up putty, pal.



                  M
                  Who is John Galt?

                  Comment

                  • greenman407
                    Admiral
                    • Feb 2009
                    • 7530

                    #39
                    LOVE THOSE TEMPLATES!! You have the neatest gadgets. What is that? A molded piece of GRP?
                    IT TAKES GREAT INTELLIGENCE TO FAKE SUCH STUPIDITY!

                    Comment

                    • He Who Shall Not Be Named
                      Moderator

                      • Aug 2008
                      • 13405

                      #40
                      Yes. First, after getting the model into primer gray, I give it a few coats of PVA, then wax it, then lay up the stencil blanks out of GRP. Remove them, soak the model in water to melt off the PVA, punch holes into the blanks, and scribe away.

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                      Who is John Galt?

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                      • He Who Shall Not Be Named
                        Moderator

                        • Aug 2008
                        • 13405

                        #41
                        Yes. First, after getting the model into primer gray, I give it a few coats of PVA, then wax it, then lay up the stencil blanks out of GRP. Remove them, soak the model in water to melt off the PVA, punch holes into the blanks, and scribe away.

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                        Who is John Galt?

                        Comment

                        • SSBN659
                          Commander
                          • Feb 2009
                          • 417

                          #42
                          David, your scribing technique is another one of your neat tricks I'll copy shamelessly. Thanks for the tip.

                          SSBN659

                          Comment

                          • He Who Shall Not Be Named
                            Moderator

                            • Aug 2008
                            • 13405

                            #43
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                            Who is John Galt?

                            Comment

                            • He Who Shall Not Be Named
                              Moderator

                              • Aug 2008
                              • 13405

                              #44
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                              Who is John Galt?

                              Comment

                              • greenman407
                                Admiral
                                • Feb 2009
                                • 7530

                                #45
                                HA! You guys are double teaming that thing.
                                Last edited by greenman407; 11-12-2013, 06:51 AM.
                                IT TAKES GREAT INTELLIGENCE TO FAKE SUCH STUPIDITY!

                                Comment

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