What are the parts of the mechanical seal? - PowerPoint PPT Presentation

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What are the parts of the mechanical seal?

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In pumps or mechanical devices, the biggest challenge is to keep the large volumes of pressurized fuel inside when the rotating shaft enters the wet area. The best and most effective part that makes it possible is a mechanical seal. It is the reason, it is important. visit: – PowerPoint PPT presentation

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Title: What are the parts of the mechanical seal?


1
What are the parts of the mechanical seal?
2
Know the parts of the mechanical seal
  • In pumps or mechanical devices, the biggest
    challenge is to keep the large volumes of
    pressurized fuel inside when the rotating shaft
    enters the wet area. The best and most effective
    part that makes it possible is a mechanical seal.
    It is the reason, it is important.
  • Since the seal minimizes the leakage, it saves
    the environment. Also, it keeps the workplace
    clean and dry. There are no slippery or wet
    floors and no bearing failure. There is no wear
    and tear on shaft sleeves.
  • Due to a mechanical seal, the mechanical
    department is not required to replace the packing
    or adjust the alignment frequently.
  • Also, mechanical seals save a lot of money
    because mechanical devices work efficiently and
    without downtime.

3
  • All the mechanical seal parts have a smooth
    flawless performance and a long service life.
    Here you know about the different parts of
    mechanical seal.
  • Every mechanical seal possesses five basic
    elements One ring (usually the seal face)
    circulating synchronously with the rotating part
    (shaft) and a Secondary seal (usually O-ring)
    between the shaft and ring. A stationary ring
    (usually the stationary seat) is arranged in the
    stationary part (casing).
  • A cartridge-mounted, end-face mechanical seal is
    a completely self-contained unit that houses the
    sealing componentsa gland, sleeve, and hardware.
  • The Three Types of Mechanical Seals
  • Cartridge
  • Component
  • Air

4
Understand the components of mechanical seals
  • In industrial applications, there are various
    types of seals. But more or less, their primary
    components are similar. Lets understand them
    further.
  • Mechanical seals utilize 3 component parts seal
    faces, secondary seals and The hardware that
    connects mechanical Seals into a single rotary
    piece.
  • Typically, a mechanical seal contains
  • Secondary static seals, V-rings, O-rings or
    wedges
  • Static seal or stationary component
  • Seal for the rotating component to the shaft.
  • A spring member metal bellows, multiple spring
    or single spring
  • Other hardware such as gland rings, compression
    rings, collars, shaft sleeves, etc.

5
  • The basic components in a mechanical end face
    ring are the seal rings, mating rings and
    secondary sealing elements. The seal ring and
    mating ring are the primary sealing surfaces.
  • The mechanical seal faces in engineered
    mechanical seals are made to order. They are
    built as per design specs.
  • The most important part is the primary sealing
    surface. It can be called the heart of the
    seal. Rubber diaphragm, PTFE wedges,
    and O-rings can be called secondary sealing
    elements.
  • The sealing surfaces have a combination of both
    hard and soft materials. Ceramic, tungsten, and
    silicon carbide are hard materials. The soft
    material is chosen depending on the pressure,
    chemical properties, and temperature of the
    liquid.

6
  • The two rings are important in their operation.
    One of them is stationary and the other one
    rotates with the shaft. The lapping process
    decides the desired degree of flatness of these
    two rings. Normally, dissimilar are used for the
    two faces, one of them is hard and the other is
    soft. Thus, there is no adhesion between them.
    Preferred materials are Carbon-Graphite and
    Ceramic. In a few applications, where the
    material handled is abrasive, both surfaces are
    hard.
  • Though a mechanical seal looks like a simple
    object, it has various smaller components.
    Examples are Secondary static seals, O-ring,
    V-ring, and wedges. There are static or
    stationary components. There are rotating
    components. Single springs, multiple springs,
    metal bellows, and spring members are other
    components. Gland rings, collars, shaft sleeves,
    and compression rings are other hardware
    elements. The structure of the mechanical seal is
    almost similar, except for a few
    application-specific variations.
  • Beston Seals is ISO certified company specializing
    in providing solutions to all types of leakages
    by manufacturing mechanical seals and sealing
    components as per customers drawings, samples,
    or requirements.

7
THANK YOU
VISIT https//bestonseals.com/ Phone No
9820007401 Email info_at_bestonseals.com Address
Gala No. 16, Ground Floor, Opp. Kamla
Engineering, Munshi Compound, Mira Road (E),
Mumbai, Thane-401107, Maharashtra.
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