Dry seals are sDry seals are special purpose seal which does not require any external media to cool its faces. These seals are used for less critical applications in top entry agitators. These are very econimical and requires less maintenance cost as compared to double mechanical seal. Furthermore they operate on low rpm.pecial purpose seal which does not require any external media to cool its faces. These seals are used for less critical applications in top entry agitators. These are very econimical and requires less maintenance cost as compared to double mechanical seal. Furthermore they operate on low rpm.

Dry seals are sDry seals are special purpose seal which does not require any external media to cool its faces. These seals are used for less critical applications in top entry agitators. These are very econimical and requires less maintenance cost as compared to double mechanical seal. Furthermore they operate on low rpm.pecial purpose seal which does not require any external media to cool its faces. These seals are used for less critical applications in top entry agitators. These are very econimical and requires less maintenance cost as compared to double mechanical seal. Furthermore they operate on low rpm.