Hello María, The first bake is just to evaporate the solvent, so the SU-8 remains completely soluble in developer. --- Den fre 2009-09-11 skrev Maria Matschuk: Från: Maria Matschuk Ämne: Re: [mems-talk] SU8 Till: "General MEMS discussion" Datum: fredag 11 september 2009 11.23 I'm wondering, if you delete the cross-linking step, how does it withstand the development solution? Bets regards Maria