BL Energy Industrial smelting furnace Application range : 1350degree regenerative series application Aluminum and other non ferrous metal smelting furnace Steel furnace, heat treatment furnace Temperature refractories, ceramics, sintering brick kiln 1650degrees regenerative series application Copper, steel, iron and other high temperature furnace Refractories, ceramics and other high-temperature sintering furnace Glass, building materials and other high temperature furnace Product Features Technical specification 1). Temperature efficiency: 90%,maximum as 93% 2). Total recovery rate of flue gas: 90%,maximum as 92% 3). Comparison with non energy saving furnace: 1350degrees Series energy saving rate : 40% to 60% 1650degrees Series energy saving rate : 50%to70% 4). Comparison with traditional paired regenerative combustion technology, the energy saving rate: 20%to30%