... , Alumina. Application: RTO, HTAC, RCO, VOC and SCR. Hole: 25x25, 40x40, 43x43, 50x50. Honeycomb Ceramic for RTO, RCO, HTAC and SCR A ... heat to preheat the incoming process gas stream. Ceramic honeycomb: waste gas treatment, catalyst carrier, heat accumulation substance, filter, water treatment, ... 1.5 5 14 2.The specification of the SCR-catalyst module: Size 150×150mm Length 300-1200mm Nominal Spacing ...