Originally Posted by esgee48
Zyex is somewhat new. No one really has a handle on this stuff yet (according to Strings Forum.) Then there is the polyolefins (think RIP Control) which is in its own class.
Even the 'plain old syn gut' is not the same as what was around from the 90's. Manufacturers have learned a lot (chemistry wise) and the same named string probably have different formulations.
Yeah I first learned things have changed when I attempted to find basic 17 gauge syn gut.