Thursday, March 26, 2026

Estes Mini Arcas, #2441, Part 3, Tail Cone Problems



Cut the flat sides with a ruler and sharp knife. 
Cut the curves with scissors.




I make a smooth curve by rolling a dowel in an arc pressed against the soft heel of your hand. 

It take very little glue to join the ends.
With the printed edge lines lined up, I held the shroud closed using smooth faced tweezers.
 
Here's where I ran into problems.
The bottom fits the BT-5, but the wider end doesn't match the diameter of the BT-20!

I made another tail cone with a slightly wider top. 
It was still too small!


These two shown above aren't the kit supplied tail cone. The kit shroud was scanned and some extras were printed up on 110 lb. stock. There doesn't seem to be any difference in size between the kit shroud and what I printed. I was saving the kit tail cone for a final try. It's a bit thicker and has a smooth side.

1 comment:

  1. You may have to use a shroud calculator to get a better fit. I like this one: https://www.payloadbay.com/index.php?page=Tools&action=TRANS&utm_source=email&utm_medium=email

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