As long as the user is constantly combining quarks to create the chakra type, the can manipulate and use the chakra type as if its their own, and even cast jutsu, although the jutsus power will certainly depend on how much of chakra they put into it, as it is not their own. This technique can also be used to convert attacks into various chakra types, that can then be added to the users supply, but to a lesser extent than elemental chakra.