METAL BELLOW SEALS

• High temperature resistance
• Flexible graphite seal

PARTS

H609 is the high temperature version of H680. It is an edge-welded metal bellows mechanical seal with a narrow cross-section for easy fit. It is suitable for high temperatures & corrosive applications. The static secondary seal is non-hardening, non-shrinking Gra-foil

A

B

C

D

E

F

G

Rotary Face

Face Holder

Metal Bellows

Shell

Gra-foil

Set Screw

Socket Cap Screw

• Operating conditions

EQUIVALENT

Temperature:

Pressure:

Speed:

up to 400°C

up to 25 bar, 360 psi

up to 25m/s, 5000 fpm

Type 609

Type 886HT

MFLWT8

BSAIG

• Materials

STANDARD SEAT

Rotary Face:

Rotary Holder:

Stationary Face:

Metal Bellows

Shell:

Secondary Seal:

A1.CAB, SiC, TC

Carpenter 42

SiC, TC

AM350

316 Stainless Steel

Grafoil