08-08/2025
1. Why do pumps frequently stick at the wellhead?
In production of wells with high sand content, oil well pumps can experience plunger sticking and severe seal wear, impacting well production efficiency and equipment life. Conventional oil well pump designs have a short service life in sandy environments. To address this issue, we have developed a long plunger sand control pump. Below, we will provide a detailed analysis of the long plunger sand control pump.