Oil Seals or Dry Gas Seals – which is best for your application?

Since their development in the 1980s, Dry Gas Seals have become the de-facto standard for rotating shaft sealing applications in centrifugal and screw compressors across the oil and gas sector.  However, with gas compressors having operating lives running into several decades, there are still many running with wet lubricated (oil) seals. OEMs have almost universally […]

NASH Technical Update

Engineered Mechanical Seal Technical Update – Advice and information from around the world Technical competence is at the heart of what we do.  We pride ourselves on being at the forefront of technical understanding and innovation in the engineered mechanical seal sector. We also recognise that we are part of a global market and to maintain […]

Seal performance – Top Tips

Getting the best performance from your engineered mechanical seals can be challenging. Mechanical seals have a working life after which they must be re-engineered/repaired or, in the case of smaller/low-cost seals, replaced.  With experience across all major mechanical seal brands, NASH has an unrivalled knowledge-base. Seal Performance Top Tips from NASH Here are our top tips to help get the best […]

Seal performance FAQs

NASH is focused on delivering top quality engineered mechanical seal performance. With experience over more than 30 years, we offer unrivalled expertise across all seal brands. We are presented with new seal problems almost every week. However, the same issues arise time and again. We have compiled our most common frequently asked questions. Here are the top 3: Q: […]

Seal performance ahead of seal brand

An engineered mechanical seal is designed to do a job. The fundamental requirement of any mechanical seal is that it performs reliably and effectively for at least a minimum acceptable operating life. To consistently achieve this objective you need 3 elements working together: The best seal design for each and every application Properly engineered, assembled and […]