This powder packaging machine with direct screw feeding and back-seal sealing is widely used in the pharmaceutical, food, and chemical industries for small to medium-scale packaging of fine powders and granules. It is particularly suitable for products such as pharmaceutical powders, milk powder, coffee powder, seasoning powders, and chemical additives that require precise and consistent dosing. The direct screw feeding system ensures smooth and accurate material delivery, while the back-seal mechanism provides strong and reliable sealing for retail and bulk packaging applications. This machine is an ideal choice for production lines where efficiency, hygiene, and packaging reliability are essential.