DMS SEALS TECHNOLOGY CO.,LIMITED
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DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier
Piston and piston rod u cup PU seal UNS for hydraulic cylinder
1. Installation Recommendation
2. Installation Sizes
Piston
|
P<5MPa |
B=d+0.9 |
D<60 |
C=4 |
h <7 |
L=h+0.5 |
|
P 5-10MPa |
B=d+0.7 |
D 60-180 |
C=6.5 |
h =7-8 |
L=h+0.8 |
|
P 10-20MPa |
B=d+0.4 |
D 180-250 |
C=7.5 |
h >8 |
L=h+1.0 |
|
P 20-30MPa |
B=d+0.2 |
D 250-400 |
C=10 |
h >8 |
L=h+1.0 |
Piston Rod
|
P<5MPa |
B=D-0.9 |
D<60 |
C=4 |
D1=D-1 |
h<7 |
L=h+0.5 |
|
P 5-10MPa |
B=D-0.7 |
D 60-180 |
C=5.5 |
D1=D-1 |
h=7-8 |
L=h+0.8 |
|
P 10-20MPa |
B=D-0.4 |
D 120-180 |
C=6.5 |
D1=D-1 |
h>8 |
L=h+1.0 |
|
P 20-30MPa |
B=D-0.2 |
D 180-250 |
C=7.5 |
D1=D-2 |
h>8 |
L=h+1.0 |
|
P 30-40MPa |
B=D-0.1 |
D 250-400 |
C=10 |
D1=D-2 |
h>8 |
L=h+1.0 |
3. Application and properties
UNS seal is common use in the hydraulic cylinder, it is a typical lip seal. It can get good sealing effect in piston and piston rod. UNS seal mainly used for the piston or piston rod of heavy duty machinery and industry hydraulic.
4. Standard materials
TPU, CPU
5. Working condition
Pressure: CPU≤40MPa TPU≤31.5MPa
Temperature: -35~+100℃
Speed: 0.5m/s
Medium: Hydraulic oils ( mineral oil-based )
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Contact Person: Frank Zhou
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