bellows seal

bellows seal

[′bel·ōz ‚sēl]
(mechanical engineering)
A boiler seal in the form of a bellows which prevents leakage of air or gas.
References in periodicals archive ?
These non-vented bellows seal from two sides, aiding in dual sealing and preventing in the accumulation of contaminants inside the leaflet.
With PTFE bellows seal, pressure ratings to 140 PSI and Cv's to 80, the PS series is designed for water purification and chemical treatment systems.
Designed for steam, hot-water and heat-transfer fluid applications, the BE3L bellows seal glove valve features forged steel construction and stainless steel bellows to with-J, stand 10,000 cycles.
feature bellows seal design that replaces the throat packings and throat seal lubricant in traditional piston pumps.
In addition, the enhanced sealing and thermal absorption of the flexible bellows seal component works well with lasers of various sizes.
FEM Analysis and Optimization for Welded Metal Bellows Seal
The unit's smooth, crevice-free surface eliminates the risk of food or foreign matter being trapped, whilst the bellows seal, used at the valve's stem, produces an hermetic seal that prevents product contamination.
The optional neoprene bellows seal kit completely protects the actuator from liquid, dust or fiber infiltration.
Actuator bellows seal kit - The eXpert 450x, with a top-mounted
For example, accessories such as flow dividers, perforated plugs, insulating sections, bellows seals, positioners, limit switches and solenoid valves can be easily mounted.
Check the wear and tear on gaskets and bellows seals.
repair of mechanical seals of various manufacturers and designs in workshops of the contractor, including spare parts (No repair of complete pump units) Scope disassembly, cleaning, inspection, grinding, lapping, polishing, other mechanical processing, flatness testing, crack detection, glass bead blasting, exchange, reclamation and production of parts, surface protection, shrinking, gluing, welding, assembly, pressure and function testing including electronic logging of measurements of mechanical seals in various versions (component seals, single and double cartridge seals, bellows seals, agitator seals, special seals).