The BCS-300-100A batch mixer is comprised of one 300 BHP auxiliary power engine with closed-loop hydraulic system, two 50-bbl batch tanks each equipped with hydraulic-driven paddle agitator, two 6 x 5 centrifugal pumps for slurry recirculation and transfer, stainless steel control console and all required piping and manifold. All components and systems will be assembled in a manner that will provide easy access for maintenance. The unit is capable of mixing slurry 1.3–2.5 g/cm3.