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30/10/2014

Gee Graphite Ltd

Double & Triple Off Set Valve Seals

Laminated Valve Seats

Butterfly Valve Seals Double and Triple Off set Valve Seals Gee Graphite have unrivalled experience in the manufacture and supply of double and triple off set butterfl y valve seals. With our expertise in flexible graphite and precision water jet cutting, we can assist valve designers in producing laminated valve seals to
suit specifi c applications.


Materials include:
Flexible graphite, PTFE, Mica Type and traditional gasket materials are all supplied as interlayed materials.


Both disc mounted or body mounted styles are supplied in sizes from 2” (50mm) to 60” (1500mm) with specials available up to sizes 118” (2950mm) The critical technical requirements of the sealing face are fully understood and achieved through precision
clamping and machining of the laminate.


Solid seals, disc/body seats and clamp rings are supplied fully machined to customer drawings.


Capability to machine both interior and exterior surfaces.



  • Laminated or solid

  • Body or disc mounted

  • Graphite layer

  • Soft cut layer

  • PTFE layer

  • Mica layer

  • Combination (Graphite / PTFE)

  • Material

  • Graphite

  • PTFE

  • Calendered Gasket Materials


Material



  • 304 Stainless Steel

  • 316 Stainless Steel

  • 347 Stainless Steel

  • 410 Stainless Steel

  • 630 Stainless Steel

  • Duplex 31803

  • Super Duplex 32750

  • Super Duplex 32760

  • Alloy 400

  • Alloy 625

  • Alloy 718

  • Alloy X750

  • Alloy 800

  • Hastelloy C276

  • Titanium Grade 2

  • Titanium Grade 5

  • Nitronic 50

  • Nitronic 60

  • Zirconium

  • 316 Stainless Steel Laminated Seal

  • Nictronic 50