Is the orange exhaust due to metal powder remnants combusting or is the 3D
motor wall combusting in oxygen?
jd
-----Original Message-----
From: arocket-bounce@xxxxxxxxxxxxx [mailto:arocket-bounce@xxxxxxxxxxxxx] On
Behalf Of Aplin Alexander T
Sent: vrijdag 3 juli 2015 15:43
To: arocket@xxxxxxxxxxxxx
Subject: [AR] [UK OFFICIAL] Students Aim for Space with 3D-Printed Rocket
Engine
Classification: UK OFFICIAL
Handling Instruction: DISCLAIMER - this is a personal e-mail and only
represents the views of the sender
http://www.space.com/29808-students-3d-printed-rocket-engine.html
"There was still some sintering powder stuck in the passages after the
3D-print job. We were forced to put the injector in an ultrasonic cleaner
for a few days and were fortunate to see a large amount of [the] powder
leave it!"
Alex Aplin
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