Wiper W23
DESCRIPTION
Wiper W23 is an single acting wiper with U-ring incorporated for closed groove instalation. Sealing lips on U-ring side has function as regular U ring and rounded sealing edge on wiper lip leaves residual oil film on the retracting rod and improve service life.
APPLICATION
Standard hydraulic cylinders
Injection moulding machines
Industrial vehicles
Agriculture machinery
| Standard material | Material code | Color |
|---|---|---|
| Polyurethane | U5017 | Dark blue |
Alternative materials
For applications that may require alternative materials or to check current availability of tools and part numbers, please contact us.
For applications that may require alternative materials or to check current availability of tools and part numbers, please contact us.
| Material | U5017 |
|---|---|
| Hydraulic oils: HL, HLP | -30 do 110˚C |
| HFA, HFB fluids | +5 do +50˚C |
| HFC fluids | -30 do +40˚C |
| HFD fluids | – |
| Water | +5 do +50˚C |
| Mineral greases | -30 do +110˚C |
| Running speed v | 2 m/s |
| Pressure, max | 1.6 MPa |
The maximum values are given in the table and they must not be applied simultaneously.
Surface quality
| Surface roughness | Ra | Rmax |
|---|---|---|
| Sliding surface | ≤ 0,4 μm | ≤ 1,6 μm |
| Housing bottom | ≤ 1,6 μm | ≤ 6,3 μm |
| Housing sides | ≤ 3,0 μm | ≤ 15 μm |
| Lead-in chamfer, C | ≤ 4,0 μm | ≤ 16 μm |
Contact surface Mr = 50% to 90% on the section c = Rz/2 and reference line Cref = 0%
Tolerances
| Nominal Ød (mm) | D | D1 |
|---|---|---|
| > 18 … 200 | H11 | H11 |
The tolerance of diameter Ød is determined by the primary seal.
Lead-in chamfer
The length and angle must be designed so as to correspond to the specified rod seal.
Ød
ØD
L
H
Material
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Ød | ØD | L | H | D1 | Material | Order code | ||
|---|---|---|---|---|---|---|---|---|
| 80 | 90 | 6 | 8.5 | 83 | U5017 | W23-232017 | ||
| 85 | 95 | 6 | 8.5 | 88 | U5017 | W23-232027 | ||
| 85 | 97.2 | 7.1 | 9 | 91 | U5017 | W23-232062 | ||
| 90 | 100 | 6 | 8.5 | 93 | U5017 | W23-232018 | ||
| 90 | 102.2 | 7.1 | 9 | 96 | U5017 | W23-232029 | ||
| 100 | 110 | 6 | 8.5 | 103 | U5017 | W23-232067 | ||
| 100 | 112.2 | 7.1 | 9 | 106 | U5017 | W23-232063 | ||
| 110 | 125 | 8.5 | 12 | 114 | U5017 | W23-232019 | ||
| 110 | 122.2 | 7.1 | 9 | 116.6 | U5017 | W23-232064 | ||
| 120 | 135 | 12 | 12 | 124 | U5017 | W23-232065 | ||
| 125 | 140 | 8.5 | 12 | 129 | U5017 | W23-232066 | ||
| 140 | 155 | 8.5 | 12 | 144 | U5017 | W23-232020 | ||
| 150 | 165 | 8.5 | 12 | 154 | U5017 | W23-232021 | ||
| 160 | 175 | 8.5 | 12 | 164 | U5017 | W23-232022 | ||
| 170 | 185 | 8.5 | 12 | 174 | U5017 | W23-232023 | ||
| 180 | 195 | 8.5 | 12 | 184 | U5017 | W23-232024 |
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