... range of Infrared Burner, Catalytic burner, gas burner,BBQ grill burner, gas BBQ burner, industrial burner, oven heater, gas heater. Keeping ... energy consumptionFurnace typeParameters Electroniccooker Oil furnace Coal-fired furnace Infrared heater Infrared catalytic heater Energy requirement 10, 000Kcal 10, 000Kcal 10, 000Kcal ... 6-10 minutes 5-8 minutes Industrial infrared metal net gas heater (HD625)