Tuesday, December 11, 2018

Semroc Saturn 1B, Build, OOP #KS-1, Part 41, Attitude Control Nozzles



I haven't seen a sharpener like this in a while. Most are housed inside a plastic housing.

I tried getting an even nozzle shape using a pencil sharpener but the cut cone shape ended up crooked.






I had better luck spinning the dowel between my fingers against a sanding block.


Mark the dowel 1/4" from the end.
Sand the angle up to the 1/4" pencil line. Don't sand the tip to a point, leave it a little flat for a gluing surface.

Cut the end off 3/16" from the tip.
TIP: Roll a razor blade around the tip, cut almost all the way through. Trust me, if you press too hard or try to cut all the way through, the tip will pop off and fly across the room.
Leave a bit of dowel in the center and break the tip off.

Sand off the nub with 400 grit on a block.
This first nozzle took ten minutes to shape and cut to length.

Build time this post: 0 hour, 10 minutes
Total build time so far: 38 hours, 30 minutes

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