... ceramic, second carrier Y-Al2O3 and the active components noble metal Pd and Pt. It is the new high efficient ... of the substrates we offer, including ceramic, foil honeycomb, metal ribbon, screen, expanded metal, and plugs. We can supply many of these substrates ... unframed. Catalytic Combustion has also developed a number of precious metal catalyst formulations which can be used, or we could even ...