The valve consists of an electromagnetic loop, a valve core, a replacement spring and a shell and the valve core consists of a retaining iron, a movable bar and a sealingpad.
它由电磁线圈、阀芯、复位弹簧和外壳组成，阀芯由挡铁，动杆和密封垫构成。
2
At installation, insufficient compression of the sealingpad behind the carbon ring seal of the expander results in oil entrance to expander body and to the corresponding pipeline.
由于膨胀机碳环密封后面的密封垫片在安装时未被充分压紧，使膨胀机机体及相应管道进油。
3
Used as a sealing apron, pad, door and window seals and laying of tables and floors.