Excessive flash is a thin, film-like layer of material extending from the parting line projection, often caused by mold separation or inadequate de-flashing. The standard acceptable flash shown below is .005″ thick and .003″ extension.

Excessive flash is a thin, film-like layer of material extending from the parting line projection, often caused by mold separation or inadequate de-flashing. The standard acceptable flash shown below is .005″ thick and .003″ extension.