Ball Mill Grinder
thingiverse
I created this Ball Mill Grinder to make Black Powder for a Rocket Parachute Ejection Charge. 66 RPM Motor (JGB37) : https://fr.aliexpress.com/item/1005003273734490.html Motor support : https://fr.aliexpress.com/item/32659062772.html Ball Bearing and Wheel : https://fr.aliexpress.com/item/32973266464.html Steel Rod : https://fr.aliexpress.com/item/4001203233924.html POM Balls : https://fr.aliexpress.com/item/1005003494823560.html For the Jar itself, you will also need : - 110mm PVC Sleeve : https://www.bassin-baignade.eu/en/manchons-pvc/199-pvc-sleeve-110-mm.html - closed 110mm PVC cap for Sleeve : https://www.amazon.fr/gp/product/B075HWQLLD/ref=ox_sc_saved_image_2?smid=A1X6FK5RDHNB96&psc=1 - open 110mm PVC cap for Sleeve : https://www.amazon.fr/gp/product/B019AXNA5O/ref=ox_sc_saved_image_3?smid=&psc=1 If you choose to use pads, you will also need some rubber pads to put under the pad object in order to tamper vibrations.
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