Yes, brake cleaner can damage paint and other surfaces. Brake cleaner is a solvent designed to remove brake fluid, grease, oil, and other contaminants from brake components. It typically contains strong chemicals such as acetone, toluene, and methanol, which are effective at dissolving and cleaning tough residues. However, these same chemicals can be harsh on other surfaces.
When brake cleaner comes into contact with painted surfaces, it can strip away the paint, leading to discoloration, dullness, or complete removal of the paint layer. This is because the solvents in brake cleaner are capable of breaking down the binders in paint, causing it to lose adhesion and integrity.
In addition to paint, brake cleaner can also damage plastic, rubber, and certain metals. Plastics may become brittle or discolored, while rubber components can degrade, losing their elasticity and becoming prone to cracking. Some metals, especially those that are not coated or treated, may experience corrosion or tarnishing when exposed to brake cleaner.
To prevent damage, it is important to use brake cleaner carefully and only on the intended surfaces. If you accidentally spray brake cleaner on a painted or sensitive surface, it is advisable to wipe it off immediately with a clean, damp cloth to minimize potential damage. Always follow the manufacturer's instructions and safety guidelines when using brake cleaner, and consider using protective coverings or masking tape to shield vulnerable areas during application.