Operating period Anticipated daily period 8 hours Maximum operating period 12hours Chamber Should be refractory lined to the following standards, hearth and lower section of chamber walls. Hot face materials Super dusty firebricks Limiting continuous service limit 1500°c Thickness 100mm Thermal conductivity 1.3W/mk Insulation Calcium silicate Limiting continuous service limit 1000°c Thickness 25mm Thermal conductivity 0.095w/mk Chimney/stack Should be manufactured from refractory lined mild steel or high quality air cooled stainless steel. The chimney/stack should have a minimum height of 10 meters above ground level Ignition burners Fully packed oil type complete with electric ignition and flame failure controls wired with continuous running fan and complete with all valves, fan and motor Maximum rating : at least 450kw/hour Burner: arranged for on/off operation Maximum consumption : at least 6litres per hour Average consumption : at least 3litres/hour After burner Fully packed oil type complete with electric ignition and flame failure controls wired with continuous running fan and complete with all valves fan and motor. Maximum rating : At least 450kw/hour Burner: arranged for on/off operation Maximum consumption: at least 9 litres/hour Average consumption: at least 4.5 litres /hour Flue gas treatment Should have particulate remover (scrubbers) Electrical supply Single phase 220/240v a.c,50/60hz Documentation Operation manual 2 sets Service /maintenance manual 2 sets
