It is very rare for the non-stick coating to wear off under normal household use. An appropriate and careful use ensures high performance for a long time. In most cases, coatings are damaged by overheating, scratches or cleaning with abrasive material.
Is it safe to use scratched moulds safe?
The use of a scratched baking mould poses no risk to consumers’ health. However, it should be replaced because it can develop rust after washing.