Applying Relations

[cgluyas]

I have a mapkey with relations in there to assign density and mass properties to parts amongst other values. As i now need to assign thios to some 4000 parts I would like to assign these to a number of parts which are in session at once IF POSSIBLE!!!!! Any Ideas????

Craig

 

[cadcamguy]

some 4000 parts and how many different sets of parameters?

what would indicate which part gets what values?