... 4.Fuel:natural gas ,heavey oil,diesel,LPG,coal gas Regenerative aluminum melting furnace 1. Furnace application ---melting alu ingot and ... form---tilting vault block furnace8. Fuel---natural gas ,heavey oil,diesel,LPG,coal gas9. Burning capacity--- 6,000,000Kcal/h ... by turns15. Air preheat temperature---800-1100°C16. the furnace side temperature---room temperature+45°C Aluminum Gas Fired Furnace