Creo Progressive Die Extension (PDX) Reference Guide > Configuring PDX > Configuration Options > Component Engine > PARTNAMES_USE_SEPARATOR
  
PARTNAMES_USE_SEPARATOR
BOTH, LEADING, TRAILING, NONE
Controls the use of the separator symbol for naming components created by the component engine.
BOTH—Uses a separator after the project prefix and before a consecutive number.
LEADING—Uses a separator after the project prefix.
TRAILING—Uses a separator before a consecutive number.
NONE—Does not use a separator.