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black PTFE graphite packing , PTFE graphite packing with oil
Gland packing:
Expanded graphite braided packing: it is made from expanded pure
graphite yarn. It is braided into packing through all kinds of
technology of braiding. It can be divided into expanded graphite
braided packing with inconel wire inserted. We offer the expanded
graphite braided packing with fiberglass and expanded graphite
braided packing impregnated with PTFE dispersion. The expanded
graphite braided packing has less weight loss.
Graphite gland packing are almost suitable to all media, such as
hot water, seam, acids, alkalis,
organic solvents, hydrocar-bens and low temperature liquids. The
sealing
capability is more better and safety. It is the most effective
composite parts
for solving problems
pure PTFE braided packing: the packing is a pure PTFE fiber yarn
packing braided into wquare cross section and impregnated with PTFE
dispersion. It has high cross-sectional density and structural
strength. It has low friction result in easy shaft running. Long
lubricant squeezed out under operating pressure. It is used for
universal application in centrifugal pumps, control valves and
special applications in the chemical, foodstuffs and pharmaceutical
industries
Kevlar fiber braided packing: it is made of DuPont's Kevlar yarn
impregnated
with PTFE dispersion and processed with lubricant. It is braided
into square cross section. As the strength and module of Kevlar is
as high as the steel-like strength. So, this packing can be
compared with other kinds of braided packing. It can resist more
serve media and higher pressure. It can be installed separately or
as end rings with other kinds of packing to combine different
characteristics into the packing set.
This packing is mainly used as substitute of asbestos in pump
systems. Its property
is better than asbestos and it covers all the services ranges which
asbestos packing provides and more. It is used under very bad
conditions where ordinary asbestos packing can not provide the
satisfied effect. But this packing has long service. It is usually
applied to the pulp factory, sand slurry tin mine and feed water
pump of the power plant
asbestos packing impregnated PTFE: it is made of asbestos fiber
cords impregnated with PTFE dispersion (addition of lubricant is
optional). It is soft in texture and suitable as the sealing of
pumps for liquidated chemical, However, packing impregnated with
lubricants is recommended for use with reciprocating pumps or for
the sealing in places where linear velocity is up to 10m/s
PTFE graphite braided packing: it is made from graphite-PTFE
compound with
lubricant. It has very good thermal conductivity. It has high
flexibility and volumetric stability, no embitterment or ageing. It
has universal resistance to chemicals with the exception of
strongly oxidizing media such as fuming nitric acid and gaseous
fluorine. It has an extremely wide range of uses in pumps (uncooled
operation possible with hot water up to 160oC), agitators mixers
and kneader centrifugal pumps, auto claves for all types of
industry. It has long life with good operating efficiency
ramie braided packing: this packing is made of ramie fiber
impregnated with
PTFE plus lubricant. It is used for pumps, refiners, filters and
valves in the brewing and
beverage industry, ship-building and other fields. It is especially
resistant to abrasive
media in the paper industry and sea-water industry
carbon fiber braided packing: this product is a braided packing
made of carbonized poly acrylonitrile fiber and finished with PTFE
dispersion and lubricant. It has a wide range of application. It is
relatively economical among non-asbestos packing. It is to seal
water, brine, factory waste, salt solutions, weak acids and mineral
oil. It is used for centrifugal pumps, mixers and agitators.