Model Rocket Building Blog

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Sport Rocketry / Components / Ejection Baffles

Do It Yourself Baffle Part 1 (2010-08-14)

Some available baffles can cost almost $5.00! You can make them yourself using scraps for a fraction of that price. First up - a coupler made from the some scrap tubing, cut from the same tubing as ... [Read More]

Do It Yourself Baffle Part 2 (2010-08-15)

Here I'm gluing a strip of 110 lb. cardstock to both sides of the slit tube. Cut it oversize and trim up the edges when dried. It won't take much glue. Leave it in the tube when drying. Turn it ... [Read More]

Do It Yourself Baffle Part 3 (2010-08-15)

I checked the old Centuri catalogs for how many holes went on each side of the baffle. This is the upper Baffle disk with 8 holes spread out evenly on the outside of the disk. The lower disk (facing ... [Read More]

Old Centuri Baffle Patent (2011-06-16)

It's amazing what you can find doing some patent searches. Here's one from March 6, 1973, that's the date the patent was approved. The application was submitted July 21, 1971. Enlarge the picture ... [Read More]

Centuri Baffle Evolution (2017-01-10)

This is the first baffle system I remember, introduced by Centuri in 1971. CLICK HERE A coupler with two punched disks glued on either side. Very simple and effective, far easier than the ejection ... [Read More]

Estes Trident - First Baffled Ejection? (2020-03-27)

TRIVIA: The original (three side tubed) Estes Trident was probably the first model rocket that didn't require recovery wadding. The ejection gases were directed out into the three outside BT-5 ... [Read More]

Quest MicroMaxx SVSS Fixes (2010-12-07)

I recently bought the Quest MicroMaxx Super Value Starter Set (SVSS). Quest had a holiday sale and at $36.00 it was too good to pass up. This included 50 MicroMaxx engines, a controller, MMX launcher ... [Read More]