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Puzzolana Dry Sand Making

Iron ore pellets for ammo - general slingshot discussion.Taconite pellets.To process taconite, the ore is ground into a fine powder, the magnetite is separated from the waste rock by strong magnets, the powdered iron concentrate is combined with a binder such as bentonite clay and limestone as a flux, and rolled into pellets about one centimeter in diameter containing approximately 65 iron.