九洲普惠9-12系列高壓風機是化鐵爐和紙箱機械專用的高壓離心風機。輸送氣體應無腐蝕性不自燃，不含粘性物質的氣體，輸送介質溫度不超過80攝氏度，介質中所含的塵土及硬質顆粒不大于150mg/m3.

9-12 type is the professional fans designed for cupola furnace and carton machine. The air transferred shall not contain any corrosive, not spontaneous combustion and adhesive material, dust and grain and the concentration shall not exceed 150mg/m3, with the temperature no higher than 80C.