TURBINE FRIENDLY ABRADABLE MATERIAL

摘要

The invention comprises an abradable material containing up to 30 weight percent of fumed silica having a maximum particle from about 5 nanometers to about 20 nanometers and about 1.5 to about 5 weight percent of an abradable organic microballoon filler within an abradable silicone polymer matrix having an elasticity of less than X percent.