In all the gear pumps are of good quality and have a special range of applications. However, stainless steel pumps also have some unexpected malfunctions at work, such as downtime. We need to analyze the main reasons for downtime, so as to avoid unnecessary damage to the machine in the future. Downtime is mainly caused by the failure of the mechanical seal. The failure of the performance of most of the leaks, leaks for the following reasons: This article Keywords: gear pump Firetable Accessaries can add more possibilities to the firetable. It's a perfect choice for couples, family parties who just take the time to cook with your kids in the fire table. The cast iron plancha is easy to clean and doesn't require seasoning. And its raised sides prevent juices from spilling. The 304# stainless steel rack is stable and suitable for our firetable. The paella pan is extra thick and durable and conducts heat well. The wok has a polished stainless steel exterior, which is easy to clean, and its comfortable stainless steel handle is dual riveted for strength for a confident grasp. Backyard Fire Table,Outdoor Fire Table Natural Gas,Multi-function Firepit Accessories,Firetable Accessories,Cooking Set,Innovative Kitchen Products Zhongshan Hangsam Electrical Appliance , https://www.grillfireplace.com
1 static and static ring seal surface leakage, mainly due to: face flatness, roughness does not meet the requirements, or scratches the surface; between the end of the particulate matter, resulting in the same can not be run on both ends; installation is not in place, the way is not correct.
2 compensation ring seal leakage, mainly due to: gland deformation, uneven pre-tightening; installation is not correct; seal quality does not meet the standards; seal selection wrong.
Gear pump stop running after the request:
1 transport easy to crystallize, easy to coagulate, easy precipitation and other media pump, stop the pump to prevent clogging, and timely flush with water or other media pumps and pipes.
2 high-temperature pump should be stopped according to the provisions of equipment and technical documents, after parking should be 20-30 min each turn a half circle until the pump temperature dropped to 50 ℃ so far.
3 Centrifugal oil pump should be shut down after stopping the operation of the population of the valve valve, until the pump is cooled and then turn off the auxiliary system valves. Exhaust the liquid stored in the pump to prevent corrosion and cracking. Close the accessory system's valve. Exhaust the liquid stored in the pump to prevent corrosion and cracking.
4 cryogenic pump parking, when there is no special requirements, the pump should always be filled with liquid; suction valve and the discharge valve should be kept normally open state; the use of double-ended mechanical seal cryogenic pump, liquid level controller and seal the liquid seal chamber The pump grouting pressure should be maintained.