X-Git-Url: https://git.gag.com/?p=web%2Fgag.com;a=blobdiff_plain;f=rockets%2Fresearch%2F2018-batch-01.mdwn;h=acc163b00918adf4cd53e7844b7484f88bf65b6f;hp=4f18b0f6f2e335e4afc410d4c9993031ecc4bf01;hb=90e1b5caf85cc5de5aed5eddd909d88eae992c5f;hpb=142785b43ac8b1ab712b476ff9f99dee488a5940 diff --git a/rockets/research/2018-batch-01.mdwn b/rockets/research/2018-batch-01.mdwn index 4f18b0f..acc163b 100755 --- a/rockets/research/2018-batch-01.mdwn +++ b/rockets/research/2018-batch-01.mdwn @@ -26,20 +26,25 @@ batch size of 5kg: This formula is completely fluid with 225F indicated on the Presto Multicooker, but viscosity is noticeabley lower making for easier pouring at 250-275F. -These grains were cast on . +Grain fill lines 120.6mm from the bottom of the casting tube. + +These grains were cast on 2018-07-05. ## Results ## -Average casting tube weight g. +Had to cut about 11mm length off one grain to make things fit, chose to do +this to the grain with rough core. -* Grain 1, g gross, g net -* Grain 2, g gross, g net -* Grain 3, g gross, g net -* Grain 4, g gross, g net -* Grain 5, g gross, g net -* Grain 6, g gross, g net -* Grain 7, g gross, g net +* Grain 1, 670g gross, 17.63g casting tube, g net propellant +* Grain 2, 668g gross, 17.55g casting tube, g net propellant +* Grain 3, 674g gross, 17.72g casting tube, g net propellant +* Grain 4, 672g gross, 17.76g casting tube, g net propellant *** pre trim *** +* Grain 4, 610g gross, 17.76g casting tube, g net propellant +* Grain 5, 664g gross, 17.70g casting tube, g net propellant +* Grain 6, 666g gross, 17.61g casting tube, g net propellant +* Grain 7, 668g gross, 17.64g casting tube, g net propellant +Average casting tube weight g. Total propellant load g. Revised simulation says this will be...