Crane NXT Launches Type 8628VL Seal to Solve Ethane Pipeline Challenges
- Crane NXT launched the Type 8628VL mechanical seal to enhance efficiency in ethane and ethylene pipelines.
- Initial installations showed zero failures and low leakage rates, boosting confidence in the seal's reliability.
- The company is committed to developing sustainable sealing solutions that meet evolving industry demands.

Crane NXT Unveils Advanced Mechanical Seal to Tackle Ethane Pipeline Challenges
Crane NXT, a prominent player in the sealing technology industry, introduces its cutting-edge mechanical seal, the Type 8628VL, designed to address the unique challenges faced by the oil and gas sector, particularly in ethane and ethylene pipelines. This innovative seal utilizes advanced non-contact spiral groove technology, which significantly enhances operational efficiency and environmental compliance, especially in the face of fluctuating pressure and temperature conditions. The oil and gas industry often struggles with the phase changes of fluids in pipelines, where conventional seals can fail. The Type 8628VL promises to redefine performance standards in this demanding environment.
The dual-face seal design in a tandem configuration sets the Type 8628VL apart from its predecessors. Backed by a study published in MDPI, this new seal demonstrates remarkable resilience against phase changes and wear-free operation. Initial installations have taken place in the Gulf Coast of the United States, where an ethane transmission company faced operational challenges due to the fluid's phase transitions, which occur at 18°C and 40 bar. By implementing four Type 8628VL seals in their pumping equipment, the company reported exceptional results after three months of continuous operation—recording zero failures and extremely low leakage rates. This performance has not only alleviated the immediate operational concerns but also instilled confidence in the reliability of the system.
Feedback from a senior reliability engineer highlights the seal's robustness and the consistent performance it delivers, which has renewed trust in uptime metrics. The introduction of the Type 8628VL has also streamlined service responses, optimized local service center assistance, and reduced reconditioning costs, positioning it as a highly effective solution for sealing challenges in ethane environments. This innovative product not only showcases Crane NXT's commitment to addressing industry-specific issues but also marks a significant advancement in sealing technology for the oil and gas sector.
In addition to the Type 8628VL, Crane NXT continues to explore advancements in mechanical seal technology, aiming to enhance operational efficiency across various industries. The company remains focused on sustainability and environmental compliance, aligning with industry trends that prioritize eco-friendly solutions.
As the oil and gas sector evolves, Crane NXT is well-positioned to lead in developing innovative sealing solutions that meet the industry's growing demands for reliability, efficiency, and performance. The successful deployment of the Type 8628VL could pave the way for further advancements in sealing technology, offering new opportunities for operational improvements in challenging environments.