This specification specifies the dimensional tolerance definitions, tolerance limits and testing methods that directly affect product quality in plastic packaging molds. This standard applies to plastic packaging molds for integrated circuits, semiconductor discrete devices and components, etc. that are packaged in plastic. The packaging material is thermosetting plastic, such as modified epoxy resin, silicone plastic, etc.
GB/T 14664-1993 history
2007GB/T 14663-2007 Specification of plastic packaging moulds
1993GB/T 14664-1993 Dimensional tolerances stipulation of plastic packaging mould
GB/T 14664-1993 Dimensional tolerances stipulation of plastic packaging mould was changed to GB/T 14663-2007 Specification of plastic packaging moulds.