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Fixing Annoying Grey Scratches On Your Porcelain Sink

Over time, that pristine white porcelain sink you love can start to show annoying grey scratches and stains. While a bit of patina can add character, excessive scratching keeps your sink from looking its best.

Don't despair - with a little elbow grease and some simple fixes, you can dramatically reduce those unpleasant grey blemishes.

What Causes Grey Scratches on Porcelain Sinks?

Porcelain sink surfaces are prone to scratches and stains for a few reasons:

grey scratches on porcelain sink

Steel wool pads, old tarnished silverware, iron or copper pans - these metal items slowly abrade away at the glossy porcelain finish leaving behind greyish scratches. Rings, bracelets and other jewelry can also cause fine abrasion marks. Even tiny crumbs trapped under dishes can scour away the sink's sheen.

Additionally, iron, manganese and other dissolved metals in water can react with porcelain and leave grey stains. Chlorine in municipal supplies can also bleach and erode surfaces.

Well-meaning but aggressive scouring with abrasive powders and stiff pads creates even more scratches. While sometimes necessary for tough stains, these harsh cleaners strip away the protective glaze.

Preventing Grey Scratches

While scratches are often inevitable with daily use, some simple measures can dramatically reduce their occurrence:

While challenging, developing gentle cleaning habits pays off. It keeps new grey scratches from accumulating so you can focus on fixing existing damage.

Removing Existing Grey Scratches

Several DIY methods can improve the appearance of grey scratched porcelain sinks:

Baking Soda and Vinegar

For light surface scratches, try making a paste with baking soda and vinegar. Apply it to affected areas with a soft cloth or sponge. Let it sit briefly before rubbing gently in the direction of the grain - not in circular motions. Rinse thoroughly. The compounds in the paste work to lift stains without further abrasion.

Naval Jelly

To remove grey metal stains, Naval Jelly is an effective product to try. Containing phosphoric acid, it dissolves rust and mineral deposits. Apply a thin layer, allowing it to work for only 2-3 minutes before rinsing. Don't leave it on too long as it can etch porcelain.

Polishing Compounds

Gel gloss, Bar Keeper's Friend and Bon Ami are polishing cleaners that can remove grey surface stains without scratching. Use a damp sponge, rubbing lightly in the direction of the grain. Avoid circular motions. Rinse thoroughly after polishing.

Porcelain Repair Kits

For deeper scratches, porcelain repair kits are available. They contain fillers you trowel into scratches before smoothing over with sanding sponges. While effective, these kits involve more work. Consult product instructions carefully before attempting to avoid potential damage.

Avoid Harsh Acidic Cleaners

While vinegar, lemon juice and other acids can lift stains, take care as they can etch porcelain over time, causing more scratches. Limit use and never leave sitting too long. Rinse thoroughly afterwards.

Living with Grey Scratches

Even with your best removal efforts, some light grey scratches may remain:

With vintage sinks, imperfections come with the territory. Protect their charm by cleaning more gently. For newer sinks, touch-ups help limit the noticeability of scratches day-to-day.

When to Call a Professional

While DIY removal works for minor surface issues, deep extensive scratches often require a pro:

For a full sink restoration, technicians can strip away buildup, polish away etching, fill scratches, and reseal the surface. While an investment, restored sinks look like new.

Grey scratches on porcelain sinks are common but treatable. Take steps to prevent new damage while working to reduce current blemishes. With some persistence and the right methods, you can restore your sink's original radiance.

Protect your investment for the long haul by handling it gently. Treat scratches early before they compound. With this advice, maintaining a scratch-free sink becomes much more manageable.