石墨盤根
Expanded Graphite PA2000-Exponded Grophite Packint Braided from
low-sulphur expanded graphite yarns,which are reinforced by cotton
fiher.It has a very low friction,does mot damage shafts or stems.Itshows
good thermal and chemical resistance and high elasticity.Other reinforcement
materials are also available: Glass fiber---High strengrh,lower
cost Garbon fiber--Less weight loss 200k--Graphife panking with
Corrosion inhibifor Corrosion inhibitor acts as a sacrificial anode
to protect the valves stem and the stuffing box. Application:Usedin
valves,pumps,expansion joints,mixers and agitators in high-pressure,high-temperature
hostile environments of hydrocaron processing,pulp and paper,power
stations,refineries and industries where effective sealing is vital.
Service Limits |
T |
500℃ |
PH |
0-14 |
V |
20m/s |
Rotating |
20bar |
Reciprocating |
100bar |
Vale |
300bar |
D(g/cm³) |
1.0-1.3 |
Forms of supply:
2-5Kg/roll
Packing ring:R2000I(K)
聚四氟乙烯盤根
PTFE PA 2300 Pure PTFE packing (Free oil) Made of raw film twists
of pure PTFE dispersion resins without any lubrication.It is soft,mainly
for static sealing. PA 2300L Pure PTFE packing with special lubrcation,designed
for dynamic.PA 2300 and PA 2300L both are economical packing.(Pmax:
200bsr:Vmax:5m/s:D:1.2g/cm3) PA 2302 Pure EPFE Packing(Free oil)
Application:Designed forvalves and low & medium shaft speed
applications under medial pressure in food processong,pharmaceuticals,paper
mils,fibre plants where high purity and corrosion resistance is
required.
Service Limits |
T |
260℃ |
PH |
0-14 |
V |
2m/s |
Rotating |
15bar |
Reciprocating |
100bar |
Vale |
150bar |
D(g/cm³) |
1.3 |
Forms of supply:
2-5Kg/roll
Packing Ring:R2300(L)
增強石墨盤根
Reinforced Graphite PA2000-Graphite pacing Reinforced with Nickel
wire Made of expanded graphite reinforced with nickel wire.It retains
all the inherent benefits of 2000 pure graphite packing,good thermal
and chemical resistance,very low friction,the wire reinforcement
also provides greater mechanical strength. provides greater mechanical
strength. Other metal materials,Inconel,stainless steel etc,on request.
2000IK-Reinforced Graphife Packing with Corrsion inhibifor Application:It
can handie most chemicals,acids & alkalis.It"s excellent
for use in steam turbines,high temperature motor-actuated valves
and for high temperature and high pressute valve applications in
general. Recommendation:May use with 2102 high carbon fiber pscking
anti-extrusion rings.
Service Limits |
T |
500℃ |
PH |
0-14 |
V |
2m/s |
Rotating |
500bar |
Vale |
400bar |
D(g/cm³) |
1.1-1.4 |
Forms of supply:
2-5Kg/roll
Packing ring:R2000I(K)
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