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RV-9A: Left Wing Skins - 9/18/2006
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Getting ready to dimple W-902 (inboard top skin)Getting ready to dimple W-902 (inboard top skin)
Here’s my dimplin’ table. It ain’t fancy, but it’ll work. The 2 chunks of four inch foam rubber just happen to be the same height as the top of the female dimple in the C Frame dimpler, which make the skin lay perfectly level on the bottom dimpler. I had a friend who made a fancy dimpling table where the C Frame dimpler went under the table top and the female dimpler popped up through a hole in the middle of the table. A very impressive and nicely built table, BUT, when he wacked the C Frame dimpler with his dead blow hammer, the skin when down into the table hole and made a nice round circular (large) indention around the dimple. His advice to me was, don’t do that.
Time to start a’ whackin’!Time to start a’ whackin’!
The two chunks of foam rubber work perfectly. I even pulled out a third chunk of foam rubber to help support the skin when things got a little weird, dimpling wise that is. I gave each dimple one good "WHACK" with the dead blow hammer. As I mentioned in the previous page entry, whenever I hit the dimple more than once, it seemed to indent the skin around the dimple (at least that has been my experience). After finishing the dimpling with the C Frame dimpler, I went back over the dimples that didn’t look just right with my pop-rivet dimpler. This made the skin pass the fluorescent light test, with no visible dips in the skin around the dimples.
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