Hydraulic rod seal PTFE SPNS step seal
SPNS type hydraulic seals are static seals installed in glands or housings to prevent the leakage of fluid from within a cylinder to the outside as the rod cycles.
|
Advantages:
1.Chemical resistance
2. Heat resistance
3. Low friction
4. Has good oil return property
5. Easy installation
6. Longevity
|
Working Conditions
|
Working Pressure
|
Working Temperature
|
Working Speed
|
Working Medium
|
Material
|
≤40Mpa
|
-30℃ to +110℃
-25℃ to +220℃
Depending on material selected
|
≤4m/s
|
Hydraulic oil; Gas; Water; etc
|
PTFE Band: Bronze filled PTFE
O Ring:
NBR, A70±5
FKM, A75±5
|
Application Suggestion:
Rod step seal is used for reciprocating motion of the piston rod,especially suitable for heavy equipments,such as construction machinery,pressure equipment,etc.
Size:
Diameter: φ8.9-φ500mm
|
|
PN.
|
Size
|
Material
|
|
STR
|
40X55.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
45X60.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
48X63.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
50X65.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
55X70.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
56X71.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
60X75.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
63X78.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
65X80.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
70X85.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
75X90.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
80X95.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
85X100.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
90X105.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
95X110.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
100X115.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
105X120.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
110X125.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
115X130.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
120X135.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
125X140.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
130X145.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
140X155.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
145X160.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
150X165.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
155X170.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
160X175.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
180X195.1X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
40X55.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
45X60.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
48X63.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
50X65.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
55X70.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
56X71.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
60X75.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
63X78.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
65X80.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
70X85.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
75X90.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
80X95.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
90X105.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
95X110.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
100X115.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
105X120.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
110X125.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
120X135.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
155X170.5X6.3
|
PTFE+Bronze, NBR
|
|
STR
|
160X175.5X6.3
|
PTFE+Bronze, NBR
|
