In case you haven’t tried using Vihtavuori powders still, you may be pleasantly amazed. For loading .45 ACP, our favourite powder is VV N320 — it burns clean up and is quite accurate. Also, VV makes superb powders for rifle programs — from smaller varmint cartridges to massive magnums. Vihtavuori’s https://ammoand-supply.com/product-category/reloading-supplies/