Semroc Launch Missile Plus

Semroc - Launch Missile Plus {Kit}

Contributed by Jewel B. Butler Jr.

Manufacturer: Semroc
(Contributed - by Jewel Barton Butler Jr. - 07/20/09)

Brief:
I changed the nose cone with one off of a Semroc Javelin nose cone. I also made it so it can fly on 24mm motors and I added a ring fin and 1/4 inch launch lugs.

(MODS) Semroc LAUNCH Missile(MODS) Semroc LAUNCH Missile

Modifications:
I changed the nose cone first then built the motor mount and added the splines attached the motor tube.Had to relocate the fins to the motor tube and only used three fins. I had to cut the ring fin down about a 3/4 of an inch. I kept that piece to glue to the ring after I cut it down.

Construction:
Well here is what I added: a 4 inch piece of BT-50 for the engine mount, 2 Semroc 55-50 centering rings, a 1oz fishing weight with a 5/16 inch hole drilled through it, a 1/4 inch screw eye, 3ft of hot pink tubular nylon, and a 1 inch piece of 7 inch diameter tube.

The only parts I needed were the two tubes the Balsa reducer and the Kevlar® thread and the decals. I used the silver paint. Semroc makes rockets so easy to put together they almost go together by themselves. Once I cut the ring down and glued it, the rest of the assembly was quick.

(MODS) Semroc LAUNCH Missile(MODS) Semroc LAUNCH Missile

(MODS) Semroc LAUNCH Missile(MODS) Semroc LAUNCH Missile

(MODS) Semroc LAUNCH Missile(MODS) Semroc LAUNCH Missile

(MODS) Semroc LAUNCH Missile

Flight and Recovery:
I used a C11-3 for my first engine then a couple of D12-5s that were perfect flights with equally great deployments. I used the Kevlar® string and tubular nylon and 12 inch cute was perfect match.

Summary:
The rocket is a fast burner and flies straight and true. You know what they say, "If ya like ya got to put a Ring on it". Thanks Beyonce for the lyric.

Comments:

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Ed Rodrigo (September 7, 2011)

The ring is awesome - very innovative!!  What's up with the screw eye in the nosecone?  I've seen smaller rings on cows!!

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