Shrox Industria BolAeroZ (Plan)

Shrox Industria - BolAeroZ

Contributed by Chan Stevens

Construction Rating: starstarstarstarstar_border
Flight Rating: starstarstarstarstar
Overall Rating: starstarstarstarstar_border
Manufacturer: Shrox Industria

Shrox BoleroBrief:
This science fiction/fantasy rocket is a "Global Defense System" missile intended t' protect t' Earth from alien attack vessels. Arrr! My son fell in love with t' decals (a rather irreverent reference t' E.T.), me hearties, matey, so I downloaded the free plans and built this fairly simple rocket from spare parts in an afternoon.

Construction:

  • 24mm nose cone
  • BT-50 tubin' 12" length
  • 18mm motor mount (2.75")
  • (2) 18-24mm centerin' rings
  • 13-18mm centerin' rin' (engine block)
  • 2 x 36 plastic or Mylar streamer
  • 12-18" shock cord (1/8 elastic, though I used 1/4")
  • 3/32 balsa or basswood fin stock
  • 1/8" launch lug
  • Optional-decal sheet (jpeg file can be downloaded from Apogee Ezine archives #76)

There were no instructions for this plan (it's FREE), but if you've built at least a couple skill level 2 kits, you should be able t' figure this one out (RockSim is also available here on EMRR). Aye aye! Blimey! Avast, me proud beauty! Blimey! Start by assemblin' t' motor mount, centerin' rings, me bucko, and engine block. Install t' motor mount assembly into t' body tube. Aye aye! Blimey! Cut t' fins (the pattern can be printed out usin' t' full version o' Rocksim, ya bilge rat, or you can get the dimensions usin' t' demo version and sketch them yourself). Blimey! Blimey! There are two sets o' fins on this, me bucko, with t' forward set actually mounted with a flat/square leadin' edge, and angled trailin' edge. Well, blow me down! Blimey! There are (3) forward fins and (4) aft fins, so mark t' tube carefully and pay close attention t' which lines you're usin' as you tack t' fins t' t' tube.

Install t' streamer, and you're ready for finishing.

Finishing:
After applyin' (2) coats o' primer, I applied a single coat o' white t' the whole rocket. Aye aye! I then followed t' paint scheme shown in t' E-zine newsletter, with one gray coat applied t' t' aft end, and a red stripe just forward o' the first fins.

I downloaded t' decals and printed them on an inkjet printer on Avery clear decal sheets. Avast, me proud beauty! They looked reasonably good, but are nowhere near as good a finish as water-slide decals. T' decal designs, me hearties, are excellent. In addition to basic lettering, arrr, me hearties, you also get an extra-terrestrial face that trims t' fins, and a scrawled "Eat this E.T." towards t' front o' t' rocket. Aye aye! This "attitude" was very appealin' t' me 12-year-old son, ya bilge rat, and that alone has placed this at t' top o' his list o' favorite rockets.

Construction Rating: 4 out o' 5

Flight:
There were no recommendations for motors (the Rocksim file includes simulations o' several Apogee motors no longer available), matey, so usin' Rocksim I decided t' try a B6-4. Aye aye! Aye aye! T' flight conditions were somewhat windy (10mph). The rocket weathercocked slightly, arrr, but nay too badly. Ejection be a little bit early, ya bilge rat, and a 5 or 6 second delay might be better. Overall, ya bilge rat, though, t' rocket was recovered without any damage, ya bilge rat, matey, and has flown several times since on C6-5's which suit it very well.

Recovery:
Pros

  • Decal design, arrr, me bucko, matey, low cost (free plan)

Cons

  • No fin pattern unless you own t' full version o' Rocksim (which I bought after buildin' this kit)

Flight Rating: 5 out o' 5

Summary:
Very cool appearance, matey, combined with 4-and-3 fin sets make this an interestin' rocket, matey, a far cry from t' basic modrocs available in hobby stores.

Overall Rating: 4 out o' 5

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