Ceramic Honeycomb Catalyst for Car Can be 100-600CPSI Meet Euro II,III IV , EAP and CARB Coating with catalyst ... water purified, rubbish burning etc., at the same time, it is the first choice for the material of heat exchanger, regenerator, Gas ... cordierite, coated with the catalyst and the noble metal. When the industrial waste gas is passing through the ceramic substrate, the nocuous gas would ...