{灌装阀}{液体灌装阀}{气动灌装阀}{灌装机配件}{直线潜入灌装阀}{负压灌装阀}{虹吸灌装阀}{酱类灌装阀}{直线油类灌装阀}{灌装阀}{液体灌装阀}{气动灌装阀}{灌装机配件}{直线潜入灌装阀}{负压灌装阀}{虹吸灌装阀}{酱类灌装阀}{直线油类灌装阀}新型灌装阀,其上阀体的顶端盖合有压板,上阀体内装配有若干上下设置紧密相邻的压环,压环的内径与运动柱塞的外径相当,灌装阀配件,压环的内侧镶嵌有