Graphite Packing with Zinc Dust Corrosion Inhibitors - Style 3008
As the professional manufacturers, Kaxite would like to provide you Graphite Packing with Zinc Dust Corrosion Inhibitors. And we will offer you the best after-sale service and timely delivery.
Compared
to other types of compression braided gland graphite packing, it offers
the similar efficiency. Although Graphite Packing with Zinc Dust
Corrosion Inhibitor has got Zinc Dust, as well as the zinc dust provides
for a sacrificial anode to protect the valve stem and also the stuffing
box. This specific packing will not score your shaft as well as the
shaft and also minimizes sleeve replacement cost.
Graphite
Packing with Zinc Dust Corrosion Inhibitor is having natural features
associated with standard graphite and also hence obtaining high higher
level of flexibility, compatibility, conformity and resiliency. The
packing expand radially in order to create best seal resistant to the
shaft as well as housing. Graphite is definitely a very good thermal
conductor and as the packing can dissipate heating away from the body
causing a longer lifetime of the packing. Style 3008 is also made for
nuclear applications with slightly improved chemical attributes. These
kinds of packing's are secure even under contact with high doses of
nuclear rays.
Valve Corrosion - Why is this So Significant with regards to The Choice of Valve Packings?
Corrosion
is an important problem in many industrial sectors throughout the world
specially the oil and gas industry. Due to application of different
metals in valves, these can react when in contact with moisture content,
plus this can be exacerbated with seawater and subsequently lead to
leak as well as fail because of Galvanic Corrosion. These valve leakages
and failures come in a significant expense.
Normally
the main reason for corrosion in a valve is where the stainless steel
has broken down or has been harmed through chemical reactions.
The
corrosion we are actually experienced with is that which has effects on
steel, the presence of oxygen in the air and a bit of additional
moisture are enough for something is made from steel to begin the
corrosion procedure, most likely this is quicker by some other
environment things.
Many
places are more effortless by corrosion as opposed to others as maybe
they are even closer to the sea. Nevertheless a severe environment is
not really a need for Valves to start corroding, the most common type of
corrosion is galvanic corrosion.
Packing selection - Zinc Dust Added in Graphite Packing
There
are several seal manufacturers who supply to the valve field.
Compression Gland Braided Packings tend to be made all around the world,
but not all gland packings are the same.
There
are braided packings that meet up with a commercial demand and some
that meet regulatory specifications like ISO, API. The main difference
is just what exactly they possess within the material, what materials
these are manufactured of. The less expensive the seals the more
impurities are likely to be in the material and therefore they have a
higher risk of galvanic corrosion and possibly untimely failure.
In
the compression braided gland packing industry, galvanic corrosion is
commonly encountered when a valve is packed with a carbon or graphite
packing set. With out corrosion inhibitors, the stem turns into an anode
and may turn out to be corroded. So it is very important to make use of
zinc dust with graphite packing operates as Corrosion Inhibitor to
secure the valve.
Date Sheet:
Temperature
|
-
|
Pressure Limit
|
-
|
Min Temp
|
- 250 °C
|
Static
|
280 bar
|
Max Temp
|
450 °C
|
Rotating
|
30 bar
|
|
650 °C in steam
|
Reciprocating
|
102 bar
|
Shaft Speed
|
23m/s
|
Ph
|
0 - 14
|
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