Introduction: Gemini Titan II Model Rocket
https://www.ebay.com/itm/Gemini-Titan-model-rocket-parts-kit-size-BT-70/283975738360
Supplies
This is not a complete kit.
You will need to order common rocket parts to complete the model
Kit Includes:
Gemini Capsule
Gemini Shroud
Engine shrouds X2
New light weight Clear fin ring
Clear Acrylic fins X4
Acrylic fin weld
Tail dressing 4 parts
Screw Eye
Laser cut bulkheads:
RA-2050 Ring Adapters
BT20 to BT 50 x 4
RA-6070 Ring Adapter
BT60 to BT70 x 2
RA-2060 Ring Adapter BT20 to BT60
RA-2070 Ring Adapter BT20 to BT70
You will need to order parts below from www.erockets.biz
BT-70KD Body Tube 17.5” Long
BT-20B Body Tube 8.65” Long
BT-60K Body Tube 7” Long
BT-20G Body Tube 3.5” Long
LL-2D Launch Lug1/8” X8” Long
EB-20A Engine Thrust Ring
WD-112 Wood Dowel 1/12" x 12"
JT-50B Stage Coupler 0.437” Long
JT-70A Stage Coupler 1.25” Long
EC-218 Shock Cord
CP-24Y Parachute 24”yellow
SLT-1D 144” shroud line
MC-727 Empty Engine Case .7”X2.75” 1
Skin Kit BT-70 from
https://www.ebay.com/itm/Accur8-Gemini-Titan-8-Skin-Kit-Build-Your-Own-1-54-BT-70-Scale-Model-Rocket/222307963210?hash=item33c296514a:g:jl4AAOSwnbZYIM6u
or
https://stickershock23.com/product/gemini-titan/ 7 1/8 " Circumference
Instruction's: spacemodeling.org/jimz/estes/k-21.pdf
Step 1:
ORIGINAL INSTRUCTIONS AT : spacemodeling.org/jimz/estes/k-21.pdf
Step 2: Get All the Parts Together for the Engine Section.
The coupler the short bt-50 rings and the engine tubes and engine block are not included in my parts kit.
2@ WD-112 Wood Dowel 1/12" x 12"
2@ JT-50B Stage Coupler 0.437” Long
JT-70A Stage Coupler 1.25” Long
Step 3: Glue the Engine Bulkheads Into the Coupler ( Make Sure to Align Them )
pressing them in can take some force .
Step 4: Place Engine Tubes in Bulkheads and Glue In
Step 5: Measure 15 Mm From the Bulkhead and Mark Engine Tubes. Glue 2 of the 4 BT20/50 Rings.
Step 6: Using an Engine Mark a Ring 10mm From End
MC-727 Empty Engine Case .7”X2.75”
Step 7: Peal the Outer Layer Off the Engine Blocks, and Glue Using the Engine to Push the Engine Block Into Place in Both Tubes. You May Want to Use the 1/8 Dowel With Glue on Tip to Glue the Top and Bottom of Engine Block Toughly.
Step 8: Glue the Paper Rings to the 20/50 Bulkheads and Glue the Other 2 Rings to Bottom.
Step 9: Glue the 2 Engine Faring's to Bottom of Engine Tubes
Step 10: Make Sure to Align the Engine Faring's.
Step 11: Glue Engine Detail Pieces on and Using the Thin Dowel Cut and Glue the Support Structure on Engines
Step 12: Find All the Body Parts.
BT-70KD Body Tube 17.5” Long
BT-20B Body Tube 8.65” Long
BT-60K Body Tube 7” Long
2@ BT-20G Body Tube 3.5” Long
EC-218 Shock Cord
CP-24Y Parachute 24”yellow
SLT-1D 144” shroud line
Step 13: Find the BT-60 Tube Glue the 60/70 Rings to the Bottom and Slide the Second 60/70 Ring Down Tube It Will Fit Under the Gemini Shroud. Place Glue Around the Top of the BT-60 Tube and Slide the Gemini Shroud On.
RA-6070 Ring Adapter BT60 to BT70
BT-60K Body Tube 7” Long
and the Gemini Shroud
Step 14: Test Fit the Gemini Capsule and Adjust Shroud If Needed.
Step 15: Glue the 20/60 Ring Into Bottom of Shroud Tube Assembly.
RA-2060 Ring Adapter BT20 to BT60
Step 16: Glue the 20/70 Ring Onto the BT-20 8.65" Tube, Then Glue It to Bottom of Shroud Tube in the 20/60. Then Glue and Slide in the Assembly Into the Outer BT-70 Tube.
BT-20B Body Tube 8.65” Long
RA-2070 Ring Adapter BT20 to BT70
Step 17: Take the Screw Eye Make a Pilot Hole With an Exacto Blade Point in Center of Gemini Capsule and Glue in Place With CA Glue.
Step 18: Parachute and Shroud Cord
Step 19: Clear Fin Ring and Attach the The Clear Fins With the Acrylic Weld
Step 20: Apply StickerShock23 Gemini Titan Sticker 7 1/8 " Circumference
https://stickershock23.com/product/gemini-titan/
Comments
2 years ago
Very Cool!!! I used to do Estes and Century rockets. The Gemini Titan was one of my favorite rockets too!!!