You may be able to use a two part epoxy to fix some cracks.
Sink basin repair.
Sometimes solid surface tops can crack and need repairing but most often sinks just look bad.
It also requires at least 24 hours for the repair to set so plan your project accordingly.
For pricing and availability.
It is self leveling and produces a high gloss porcelain like finish.
Cracks can also spread out and further damage the sink.
For pricing and availability.
The repair process is quite easy but it is delicate work that requires a bit of patience and a steady hand.
Keeney 1 1 2 in dia pvc p trap fitting.
It fills and repairs unsightly chips and scratches.
It is easy to apply on sinks tubs and tiles surfaces and can be used on porcelain ceramic and enamel.
Keeney 1 1 4 in brass sink trap j bend.
Fortunately most hardware stores carry sink repair kits that let you fix the damage rather than replace the entire sink.
A thorough cleaning with a strong cleaner and if necessary sanding with fine sandpaper can help restore an old solid surface sink to its former glory.
Solid surface repair kits are also available but some deep cracks require a professional to fix the damage.
The magic porcelain chip fix repair is a two part epoxy paint to repair tubs and sinks.