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Apogee Rocketry Workshop #282:

How to Cluster Rocket Motors with Success!

Advanced Construction VideoHow do you get successful ignition on a cluster of rocket motors for you model rocket? There are three important things that have to be taken into account: the controller you're using, the igniters, and how you install those igniters into the rocket. In this video, we cover those three variables and how to make sure that your rockets all ignite when you finally push the launch button.

This is a longer video because there is a lot to talk about to assure your success when flying cluster rockets.

View this week's Rocketry Workshop Video (Duration: 17:41)

Previous videos are found on our archive page.

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Newest Products From Apogee Components

Check out the latest products to hit Apogee's shelves!

Semroc USS America

Semroc USS AmericaWhat a way to celebrate Independance Day than with the launch of the USS America. This reproduction of the Centuri model rocket from 1976 is sure to be a successful highlight at your next launch. With two side pods and simulated jet engines slung beneath the wings, the model is as distinctive as it is powerful. Flies on 24mm diameter D, E and F size model rocket motors.

Semroc Blue Jay

Semroc Blue JayThe Semroc Blue Jay is a delta-shaped joined-wing glider. Its shape allows for easy assembly like a jigsaw puzzle, and for a nice easy glide without a lot of fussing around during the trimming process. The motor pod detaches from the glider at burnout, and is recovered by a long streamer.

36" Helicopter Parachute

Procast Castable Igniter DipThis is totally new and so unique, we guarantee you've never seen it before. Based on the Apogee Peak-of-Flight Newsletter article by Dave Flanagan, this parachute is designed to spin as it comes down. It is twice as efficient as a normal parachute with the same surface area, and it also doesn't sway as it descends. It's made from nylon cloth, and is perfect for mid-power rocket. Plus there are so many other advantages, that you definitely have to check it out. You absolutely must be the first to own one and show it off at your next launch.

ProCast Castable Pyrogen Mix

Procast Castable Igniter DipProCast is a special pyrogen mix that allows you to make igniters for those special situations where the motor is difficult to ignite. It burns far hotter and a little bit slower so that the heat and the pressure inside the casing are maintained to ensure that the motor ignites the first time. It is so powerful, that we have to warn you ahead of time to be careful when using it. If you use too much of this mix on your igniter (you make the pyrogen-head too big), it could provide too much pressure and blow your casing open. We are not responsible for your casing and what happens at launch, so use this stuff sparingly until you are familiar with its energetic nature. 

Loadstar II Bulk Pack (12/pk)

Loadstar IIThe Loadstar II bulk pack is a great two stage easy-to-build rocket for classrooms. The kit has large fins, creating excellent stability in flight; you won't have to worry about the rocket's trajectory. This rocket can reach heights of 1,000 feet and can be tracked by an altimeter placed into the clear payload section. 

 

Customer Comments

“We required a product fast from Apogee. It arrived exactly when it was meant to but I put the wrong address on the order. Apogee contacted me once they found out and helped me retrieve the product. Superstar costumer service. Thank you, Apogee.”

— Anthony Pantano

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