How can I clean a rusty cast iron meat grinder?
First, you need to dismantle the meat grinder completely. All cast iron parts will need to be polished and any steel parts should also be inspected for rust (e.g., machine screws, bolts). Rust can be removed with a steel wool or copper scouring pad. Don’t use a product that has detergent impregnated in it, as some brands of steel wool pads have. If you have access to a motorized grinder, bench mount or free-standing, you can install a wire brush and use it to polish easy to reach areas. If you have access to a Dremel motor tool, you can use one of their small wire brushes to clean hard to reach areas. Most wire brushes use steel bristles, so select as soft a one as possible. Don’t try this with a wire wheel on a power drill, as you will find it awkward to hold the drill with two hands and the part with the other two, unless you are one of those with four hands. Use cooking oil to lubricate the surface as you polish. If there is a significant amount of rust, it may take you some time an
