BLADE CONTAINMENT ARRANGEMENT FOR A TURBOFAN

A gas turbine engine blade containment arrangement (32) comprises a casing (30), a first layer of cellular material (36) arranged within the casing (30), a septum layer (38) within the first layer of cellular material (36), a second layer of cellular material (40) within the septum layer (38), a strong and ductile layer (42) within the second layer of cellular material (40) and a layer of abradable material (44) within the strong and ductile layer (42).