• December 23. 2024

Heat treatment has become a key step in the manufacturing of sealing springs, making significant contributions to improving their efficiency, durability, and service life. This treatment involves strategic applications of heat and cooling methods, intentionally altering the physical and chemical properties of the material. It is mainly applied in the metallurgical field and also greatly beneficial...

• March 28. 2025

In the oil and gas industry, ensuring well integrity under extreme pressures and abrasive conditions is non-negotiable. The P Seal for casing and tubing stands out as a cutting-edge static sealing solution engineered to address the challenges of sealing rough surfaces while delivering redundant safety in critical wellhead applications. Constructed from a high-performance elastomer, the P Seal inte...

• April 14. 2025

The SPNS (Step Seal with PTFE and O-Ring Energizer) is a static hydraulic rod seal installed in gland housings to prevent fluid leakage during rod reciprocation. Its design includes: PTFE Slip Ring: Provides ultra-low friction, chemical resistance, and thermal stability. Elastomeric Expansion Ring (O-Ring): Compensates for PTFE’s rigidity by supplying elasticity and initial sealing force. Bronze-F...

• June 16. 2025

EVZ is commonly used in high-pressure mud pumps and fracturing pumps, namely Packings, the high-speed reciprocating dynamic seals. Its main function is to prevent plungers from leakage in high-speed reciprocating. Some special working conditions are taken into consideration when designing its structure and material, which make it apply to fracturing fluid, mud so on mediums. Technical Requirements...