Description
FLUITEN Standard Mechanical Single API682 Seals TR8T – “Dual” metal bellows seal, suitable for non-pressurized liquid flushing: 2CW-CW; Cat. 1; Type B.
Key Technical Specifications:
| DIAMETER | SPEED | PRESSURE | TEMPERATURE |
|---|---|---|---|
| 20-110 (mm) | 0-23 (m/sec) | 0-20 (bar g) | -40 – 176 (& deg;C) |
Why Choose FLUITEN TR8T?
The TR8T is a balanced, dual- seal with rotating metal bellows, designed for toxic, dangerous, or crystallizing fluids that solidify upon exposure to air—especially where external flushing is not possible. Its spring-free metal bellows drive prevents clogging and adapts to both axial and radial shaft movement, ensuring reliable sealing in dynamic conditions.
Key Technical Specifications
Seal Type: Dual- balanced seal with rotating metal bellows, configured for buffer-fluid flushing
Seal Faces:
Stationary rings: Reaction-bonded silicon carbide , sintered silicon carbide , or tungsten carbide
Rotating bellows: Stainless steel bellows with optional graphite , silicon carbide , or tungsten carbide insert rings
Gaskets: Static elastomer seals (FKM, EPDM, or FFKM) on rotating and stationary rings, sleeve, and flange
Flushing System: Integrates auxiliary fluid circulation with IN/OUT ports and an efficient internal circulation device to prevent face crystallization—no external pump required
Drive Mechanism: Rotating metal bellows eliminate clogged springs and O-rings, and maintain sealing integrity during thermal or mechanical shaft movements
Flange & Sleeve: Compact cartridge assembly with slotted flange and shaft sleeve, adaptable to new or existing pump stuffing boxes
Typical Applications
ANSI-compliant pumps handling toxic or crystallizing fluids without access to external flushing
Operations requiring compact, spring-free cartridge sealing, with resilience to movement and dynamic loading
Industrial installations in chemical, petrochemical, or water treatment services with high reliability demands
Additional Features
Balanced dual-cartridge design ensures safe operation during pressure reversals
Metal bellows seal offers clog-free performance and dynamic adaptability
Integrated flushing system prevents crystallization on seal faces without extra equipment
Compact, retrofit-ready cartridge format simplifies installation in existing pumps
The FLUITEN TR8T is a dependable, clog-resistant double bellows seal engineered for challenging fluid environments. With its spring-free metal bellows design, balanced hydraulics, and internal buffer-fluid circulation, it delivers high-performance sealing in demanding industrial settings.
