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Crown Rubber Works      
hydraulic seal manufacturers, hydraulic seal supplier pneumatic seal manufacturer hydraulic seal manufacturer
Crown Rubber Works
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Home » Products » Hydraulic & Pneumatic Seals

Hydraulic & Pneumatic Seals

Hydraulic & Pneumatic Seal, hydraulic seal is widely used to assist in the operating of all type of equipment. Use of either oil or water is called hydraulics and for air or gas is called pneumatics. Crown Rubber Works offers a wide range of hydraulic and pneumatic products that are of premium quality and lasts long. Piston Seals, Rod Seals, Wiper Seals, Guide Seals are only few examples.

Piston Seals

Profile Type Standard Material Pressure (bar) Temp. (°C) Surface speed (m/sec) Application
Piston Seals CK1 PU
NBR
FPM
400
160
160
-30 to 105
-25 to 100
-20 to 210
0,5 Hyd.
Piston Seals CK2 PU/POM
NBR/POM
FPM/PTFE
700
250
250
-30 to 100
-25 to 100
-20 to 210
0,5 Hyd.
Piston Seals CK2-P PU/POM
NBR/POM
FPM/PTFE
700
250
250
-30 to 100
-25 to 100
-20 to 210
0,5 Hyd.
Piston Seals CK3 PU/NBR 400 -25 to 100 0,5 Hyd.
Piston Seals CK4 PU/NBR/POM 700 -25 to 100 0,5 Hyd.
Piston Seals CK5 PU
NBR
25 -30 to 105
-25 to 100
1 Hyd. / Pneumatic
Piston Seals CK6 PU
NBR
FPM
160
160
160
-30 to 105
-25 to 100
-20 to 210
0,5 Hyd. / Pneumatic
Piston Seals CK7 PU/NBR 400 -25 to 100 0,5 Hyd.
Piston Seals CK8 PU/NBR
PTFE/NBR
250
400
-25 to 100 1
15
Hyd.
Piston Seals CK9 PU/NBR/POM 400 -25 to 100 0,5 Hyd.
Piston Seals CK10-12 PU/POM
NBR/POM
500
250
-30 to 100
-25 to 100
0,5 Hyd.
Piston Seals CK13-15 PU/POM
NBR/POM
500
250
-30 to 100
-25 to 100
0,5 Hyd.
Piston Seals CK16 PU
NBR
160 -25 to 100 0,5 Hyd. / Pneumatic
Piston Seals CK17 PU/POM
NBR/POM
400
250
-25 to 100 0,5 Hyd.
Piston Seals CK20 NBR/POM 700 -25 to 100 0,5 Hyd.
Piston Seals CK22 PU/POM
NBR/POM
FPM/PTFE
400
160
160
-30 to 100
-25 to 100
-20 to 210
0,5 Hyd.
Piston Seals CK23 PU/NBR/POM 400 -25 to 100 0,5 Hyd.
Piston Seals CK25 NBR/POM 300 bar -300c + 1100c 0,5 m/s Hyd.
Piston Seals CK26 NBR + Febric
POM
400 bar -300c + 1100c 0,5 m/s Hyd.
Piston Seals CK27 NBR+Febric
POM
700 bar -300c + 1100c 0,5 m/s Hyd.
Piston Seals CK28 PTFE
NBR/PU
POM
700 bar -300c + 1100c 0,5 m/s Hyd.
Piston Seals CK30 NBR+Febric FPM+Fabric 400 bar -300c + 1200c 0,5 m/s Hyd.
Piston Seals CK33 NBR+Metal FPM+Metal 120 Bar -30°C +100°C 1 m/s Pneumatic
Piston Seals CK35 PU
NBR
300 Bar -25°C +110°C - Hyd.
Piston Seals CK36 PTFE
NBR/PU
POM
450 Bar - 45...+120 1 Hyd.
Piston Seals CK37 PTFE
NBR/PU
POM
450 Bar 35...+100 1 Hyd.
Crown Rubber Works
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Rod Seals

Profile Type Standard Material Pressure (bar) Temp. (°C) Surface speed (m/sec) Application
Wiper Seals CS1 PU
NBR
FPM
400
160
160
-30 to 105
-25 to 100
-20 to 210
0,5 Hyd. / Pneu
Wiper Seals CS2 PU/POM
NBR/POM
FPM/PTFE
700
250
250
-30 to 100
-25 to 100
-20 to 210
0,5 Hyd.
Wiper Seals CS2-P PU/POM
NBR/POM
FPM/PTFE
700
250
250
-30 to 100
-25 to 100
-20 to 210
0,5 Hyd.
Wiper Seals CS3 PU/NBR 400 -25 to 100 0,5 Hyd.
Wiper Seals CS5 PU
NBR
25 -30 to 105
-25 to 100
1 Hyd. / Pneu
Wiper Seals CS6 PU
NBR
FPM
160
160
160
-30 to 105
-25 to 100
-20 to 210
4 Hyd. / Pneu
Wiper Seals CS8 PU
NBR
400
160
-30 to 105
-25 to 100
4 Hyd.
Wiper Seals CS9 PU/NBR
PTFE/NBR
250
400
-25 to 100 1
10
Hyd.
Wiper Seals CS10-12 PU/POM
NBR/POM
500
250
-30 to 100
-25 to 100
0,5 Hyd.
Wiper Seals CS16 NBR 160 -25 to 100 0,5 Hyd. / Pneu
Wiper Seals CS17 PU 400 -30 to 105 0,5 Hyd.
Wiper Seals CS17-P PU/POM 700 -30 to 100 0,5 Hyd.
Wiper Seals CS20 NBR/POM 700 -25 to 100 0,5 Hyd.
Wiper Seals CS25-27 PU/POM
NBR/POM
500
200
-30 to 100
-25 to 100
0,5 Hyd.
Wiper Seals CS28 NBR/Febric
FPM/Febric
400 -25 to 100
-25 to 250
0.2 Hyd.
Wiper Seals CS29 NBR/Febric
FPM/Febric
400 -25 to 100
-25 to 250
0.5 Hyd.
Crown Rubber Works CS30 NBR/Febric
FPM/Febric
400/600 bar - 300c + 1200c 0,5 m/s Hyd.
Wiper Seals CS32 PU/PTFE 450/300 - 300c + 1000c 1 Hyd.
Wiper Seals CS33 NBR/PU 16 - 300c + 1000c 1 Pneu
Wiper Seals CS34 NBR/Febric POM 315 - 300c + 1200c 0.5 Hyd.
Crown Rubber Works
» Request A Quote
Wiper Seals

Profile Type Standard Material Pressure (bar) Temp. (°C) Surface speed (m/sec) Application
Wiper Seals CA1 PU
NBR
- -30 to 105
-25 to 100
4 Hyd. / Pneu.
Wiper Seals CA2 PU
NBR
- -30 to 100
-25 to 100
4 Hyd. / Pneu.
Wiper Seals CA3 PU/POM*
NBR/POM*
- -30 to 100
-25 to 100
4 Hyd.
Wiper Seals CA4 PU
NBR
- -30 to 100
-25 to 100
4 Hyd.
Wiper Seals CA8 PU
NBR
- -30 to 100
-25 to 100
4 Hyd. / Pneu.
Wiper Seals CA11 PU
NBR
- -30 to 100
-25 to 100
4 Hyd. / Pneu.
Wiper Seals CA15 PTFE/NBR
PTFE/FPM
- -45°C +200°C 15 m/s Hyd.
Wiper Seals CA16 - - -30°C +110°C 1 m/s Hyd.
Wiper Seals CA17 - - -30°C +110°C 1 m/s Hyd.
Crown Rubber Works
» Request A Quote
Guide Rings

Profile Type Standard Material Pressure (bar) Temp. (°C) Surface speed (m/sec)
Guide Rings CF1 POM
PTFE
Polyester-fabric
- -60 to 100
-200 to 260
-40 to 130
4
Guide Rings CF2 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF3 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF4 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF5 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF6 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF7 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF8 POM
PTFE
- -60 to 100
-200 to 260
4
Guide Rings CF9 POM - -55... + 120 3
Guide Rings CF10 Polyester Febric - -40 to 130 4
Crown Rubber Works
» Request A Quote
O-Rings

O-RING
O-Ring
  • All O rings are readily available in NBR/FPM material in AS 568, metric, P&G series standard.


QUAD RING
QUAD RING
  • AS568 series at material of NBR, FKM and EPDM.
  • Customer dimension inquiry is acceptable.


O-RING BOXES
O-RING BOXES
O-RING BOXES
  • All O ring boxes are available in AS568, P&G Series
  • Special dimension are availble on request.


O-RING CORD
O-RING CORD
  • All O ring cords are readily available in 1.78, 2, 2.25, 2.62, 3, 3.1, 3.53, 4, 4.5, 5, 5.33, 5.5, 5.7, 6, 6.99, 8, 8.4 sizes in NBR/FPM/EPDM material.
  • Customer dimension enquiry is acceptable.
Crown Rubber Works
» Request A Quote
Backups Rings

Profile Type Standard Material Pressure (bar) Temp. (°C) Surface speed (m/sec)
Rings CST8 POM
PTFE
Polyester-fabric
- -60 to 100
-200 to 260
-40 to 130
4
Rings CST9 POM
PTFE
- -60 to 100
-200 to 260
4
Rings CST10 POM
PTFE
- -60 to 100
-200 to 260
4
Rings CST11 POM
PTFE
- -60 to 100
-200 to 260
4
Rings CST12 POM
PTFE
- -60 to 100
-200 to 260
4
Rings CST13 POM
PTFE
- -60 to 100
-200 to 260
4
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