Cracked resin solid surface sinks should be repaired right away to prevent leaks.
Sink basin repair.
You may be able to use a two part epoxy to fix some cracks.
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Keeney 1 1 2 in dia pvc p trap fitting.
Cracks can also spread out and further damage the sink.
Solid surface repair kits are also available but some deep cracks require a professional to fix the damage.
Sink parts repair.
It is easy to apply on sinks tubs and tiles surfaces and can be used on porcelain ceramic and enamel.
The weakness of solid surface is that it loses luster over time and can look dull and dingy due to grime and scratches.
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The magic porcelain chip fix repair is a two part epoxy paint to repair tubs and sinks.
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.
Fortunately most hardware stores carry sink repair kits that let you fix the damage rather than replace the entire sink.
It also requires at least 24 hours for the repair to set so plan your project accordingly.
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It fills and repairs unsightly chips and scratches.