Mixer Direct manufactures and sells mixing equipment to suit every conceivable mixing need. Our mixing machine designs are high quality and modular to permit rapid assembly of a wide variety from a large inventory of components. This translates into rapid turn-around for most mixer equipment orders. Our designs span the range from lab stirrers used for smaller or pre-mix applications to large top-entry tank mixer systems which handle several thousand gallons.drum mixers spans the widest range of mounting, power and impeller options with both economy and heavy duty systems available. These mixing machines can be paired with specially designed mounts and powered stands.