LOW PERMEABILITY HIGH PRESSURE COMPRESSOR ABRADABLE SEAL FOR BARE NI AIRFOILS HAVING CONTINUOUS METAL MATRIX

摘要

An air seal (60) in a gas turbine engine (10) comprising a substrate (40). A bond coating layer (65) is adhered to the substrate (40). An abradable layer (70) is adhered to the bond coating layer (65). The abradable layer (70) comprises a metal matrix discontinuously filled with a soft ceramic material.