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[Special Process] Vacuum Process

APB™

Dual Tandem Metal Bellows Cartridge Seal

API-682 Series Cartridge Seals

Operation Conditions
Temperature: -76 ~ 662°F ( -60 ~ 350°C )
Pressure:
Single-ply bellows - vacuum to 285 psig ( 20 bar )
Double-Ply bellows - vacuum to 640 psig ( 45 bar )
Speed: up to 5000 fpm(25 m/s)
Standard Material
Metal Parts: 304SS / 316SS / Titanium / C-276 / CAP-42
Metal Bellow: C-276 / 17-4PH / Inconel 718
Stationary Ring: Silicon Carbide/ Tungsten Carbide
Rotary Ring: Carbon / Silicon Carbide / Tungsten Carbide
Secondary Seal: Graphite / Viton® / Aflas® / Chemraz® / Kalraz® / Hifluor® / Other
Features
Dual Tandem Cartridge Seal Design
Innovative Pumping Design
Pressure Resistance Design
Balanced Design
Excellent Fatigue Resistance
Eliminate VOC Emission
In Conjunction with API Standard Flush Plans 52, 53 or 54
Monolithic Mating Face Design



 
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