27.03.2010 – Static tested the DECA 8 grain motor for the second time. The details are presented in the Static Test # 2 – DECA 14 Rocket Motor, 8 Grains KNDX, March 27, 2010 report
13.03.2010 – Static tested the DECA 8 grain motor. The details are presented in the Static Test # 1 – DECA 14 Rocket Motor, 8 Grains KNDX, March 13, 2010 report
26.02.2010 – Finished casting the 8 bates grains for the up coming static test.
24.02.2010 – Determined the igniter charge to be: 6,0gr commercial BP + 6,0gr grinded flare. To be inserted into a latex finger tip and taped to the igniter. DECA, 8 bates grain igniter charge calculator – 24.02.2010 This will bring the chamber up to 60bar. Not taken into account is the fact that it is not a sealed container but the nozzle has a 16mm throat.
20.02.2010 – Static pressure tested the casing to 150% MEOP – 90bar. Every thing held together but some permanent deformation occurred both at the countersunk holes in the casing as well as near the threads in the couplers.
more to come