A lot of handloaders hardly ever heard of “seasoning” a completely new powder measure by managing a pound or so of powder via it. The theory is that the graphite coating about the powder granules (and during the dust at The underside of a can of powder) will come off https://hectorjgdbq.ampblogs.com/the-best-side-of-buy-imr-green-smokeless-gun-powder-72153270