While it might be theoretically possible to attach a small wire wheel to an old fan and use it to remove rust from metal, I must emphasize that this is not a safe or recommended method. Using a fan for this purpose poses several significant risks:
Safety hazard: Attaching a wire wheel to a fan can create an unbalanced load, leading to vibrations, wobbling, or even disintegration of the fan. This can cause the fan blades to break off or the entire fan to become unstable, potentially causing injuries to yourself or others nearby.
Electrical risks: Modifying the fan in this way can compromise its electrical safety. Any damage to the fan's wiring or electrical components could lead to short circuits, electrical shocks, or fires.
Ineffective and dangerous rust removal: Fans are not designed for rust removal, and the spinning motion may not provide the right level of control required for effective rust removal. This could lead to uneven and incomplete rust removal or even damage to the metal surface.
For safe and effective rust removal from metal surfaces, consider using proper tools designed for this purpose, such as a handheld wire brush, wire wheel on a bench grinder, or a power tool like an angle grinder with a wire brush attachment. Always follow the manufacturer's instructions and safety guidelines when using any tools, and wear appropriate personal protective equipment, including safety goggles and gloves.
If you are unsure about rust removal or dealing with rusty metal surfaces, it's best to consult a professional or someone with experience in metalwork to ensure safety and satisfactory results.