Single Coil Spring Balanced Seals

We are leading Manufacturers and Suppliers of Single Coil Spring Balanced Seals (TYPE FSI 25), which are single coil balanced mechanical seals, reliable & rugged enough for variety of applications. These Seals are designated and developed as FSI 25 & FSI 26 for 'O' Ring & PTFE wedge type Secondary Seals respectively. The balanced & unbalanced version is obtained by simply changing the carbon face assembled through circlip provided. Non-clogging spring design enables these Single Coil Spring Balanced Seals to be reliably used in situations involving abrasive, corrosive and viscous media. These Seals are commonly handled by high-pressure pumps.

Applications : Used in high pressure pumps, refineries, fertilizers, nuclear plants & petroleum products.

Material

Seal Faces : Carbon vs. Sic./TC
Secondary Seals : Viton/PTFE/GFT
Metal Components : SS-316 / SS-304