Oil & Gas Fired Heater

IT IS FULLY AUTOMATIC HORIZONTAL OR VERTICAL COIL TYPE 3-PASS WETBACK OIL/ GAS FIRED FORCED DRAFT SYSTEM. IT INCORPORATES AN INTEGRAL COMBUSTION CHAMBER ARRANGED AS A NEST OF CONCENTRIC HELICAL TUBE COIL FABRICATED OUT OF SEAMLESS/ HIGH HEAT RESISTANT ERW BOILER TUBES RECOMMENDED FOR HIGH TEMPERATURE APPLICATION. THE CONCENTRIC COILS ARE PLACED WITHIN A SHELL FABRICATED OUT OF A MILD STEEL. THE DESIGN WARRANTS LITTLE AMOUNT OF REFRACTORY WORK ON THE HINGED DOOR TO KEEP THERMAL INERTIA LOW. THE 3-PASS WET BACK DESIGN ENSURES MAXIMUM ABSORPTION OF HEAT AND FLUE GAS TEMPERATURE AT LESS THAN 300 DEGREE CELSIUS. IN A STANDARD HEATER. HEATER HAVING (ABOVE 1 MILLION KCALS/ HR) IS PROVIDED WITH SUITABLE AIR PREHEATING UNIT SO AS TO REDUCE STACK TEMPERATURE UP TO 70 DEGREE CELSIUS.