A fluid ejection cartridge, including a substrate carrier having a substrate receiving surface, and a substrate having at least one fluid ejector actuator disposed on the substrate. In addition the fluid ejection cartridge includes a two-part adhesive disposed between the substrate and the substrate receiving surface. The two-part adhesive is an epoxy resin having a polyglycidyl ether of a polyhydric phenol, and a hardener having a cylcoaliphatic polyamine.