One of the many troubles occurring with centrifugal pump shaft packing is the excessive wear on the rings nearest the packing gland, while the rings nearest the impeller remain in good condition. This wear may be caused by __________.
One of the many troubles occurring with centrifugal pump shaft packing is the excessive wear on the rings nearest the packing gland, while the rings nearest the impeller remain in good condition. This wear may be caused by __________.