... :4-7t/h 4.Fuel:natural gas ,heavey oil,diesel,LPG,coal gas Regenerative aluminum melting furnace 1. Furnace application ---melting ... ---tilting vault block furnace8. Fuel---natural gas ,heavey oil,diesel,LPG,coal gas9. Burning capacity--- 6,000,000Kcal/h(max)10 ...