BECA 310
Description
The BECA 310 profile is a U-ring type single acting compact rod/piston seal with symmetrical lips and made of a very dense polyurethane body. It can be assembled in a groove according to standard ISO 5597.
Advantages
Good sealing at both high and low pressures
Excellent abrasion resistance
Technical data
| Temperature | -30°C/+110°C |
|---|---|
| Pressure | 40 MPa |
| Speed | 0.5 m/s |
| Medias | Mineral hydraulic oils |
Applications
Mobile machinery
Material handling - Lifting
Presses
Hydraulic cylinders
Materials
PU 93 Shore A - Blue
PU 96 Shore A - Blue
High temp. PU 96 Shore A - Beige
Dimensions
Materials
PU
Polyurethane is a material that has the elastic properties of rubber. The proportion in its composition (diisocyanate, polyol, chain extender) is determined by its properties. This material is characterised by a strong mechanical resistance, good wear resistance, high elastic modulus, good flexibility and a very good ozone and oxidation resistance.
| Chemical resistance | Pure aliphatic hydrocarbons (propane, butane) Mineral oils and greases Silicone oils and greases Water up to +50°C |
|---|---|
| Compatibility issue | Ketones, esters, ethers, alcohols and glycols Hot water, steam, alkalis, amines and acids |
| Temperature range | -30°C/+90°C -30°C / +110°C with our PUHT (short term peak at 150°C) |
Technical data
Extrusion gaps
| Bore diameter ØD1 Rod diameter Ød1 |
Radial extrusion gap F/2 |
||||
|---|---|---|---|---|---|
| ≤ 5 MPa | ≤ 10 MPa | ≤ 20 MPa | ≤ 30 MPa | ≤ 40 MPa | |
| ≤ 60 mm | 0.40 | 0.30 | 0.20 | 0.15 | 0.10 |
| > 60 mm | 0.50 | 0.40 | 0.30 | 0.20 | 0.15 |
Surface roughness
| Roughness | Dynamic surface area | Static surface area | Groove flanks |
|---|---|---|---|
| Ra | 0.1 - 0.4 µm | ≤ 1.6 µm | ≤ 3.2 µm |
| Rz | 0.63 - 2.5 µm | ≤ 6.3 µm | ≤ 10.0 µm |
| Rmax | 1.0 - 4.0 µm | ≤ 10.0 µm | ≤ 16.0 µm |
Chamfers and radius
| Radial section S |
Radius R1 |
Radius R2 |
Chamfer C |
|---|---|---|---|
| 3.00 | 0.40 | 0.60 | 2.50 |
| 4.00 | 0.40 | 0.60 | 2.50 |
| 5.00 | 0.40 | 0.60 | 2.50 |
| 7.50 | 0.80 | 1.00 | 4.00 |
|
310.1381461
|
138,00 | 146,00 | 11,50 | 12,50 |
|
310.1401505
|
140,00 | 150,00 | 5,00 | 5,60 |
|
310.1401501
|
140,00 | 150,00 | 10,00 | 11,00 |
|
310.1401605
|
140,00 | 160,00 | 15,00 | 16,00 |
|
310.1401659
|
140,00 | 165,00 | 19,00 | 20,00 |
|
310.1451609
|
145,00 | 160,00 | 9,60 | 10,60 |
|
310.1601709
|
160,00 | 170,00 | 9,00 | 10,00 |
|
310.1601859
|
160,00 | 185,00 | 19,00 | 20,00 |
|
310.1601902
|
160,00 | 190,00 | 24,00 | 25,00 |
|
310.1631752
|
163,00 | 175,00 | 12,00 | 13,00 |
|
310.1802059
|
180,00 | 205,00 | 19,00 | 20,00 |
|
310.1802102
|
180,00 | 210,00 | 24,00 | 25,00 |
|
310.1852009
|
185,00 | 200,00 | 9,60 | 10,60 |
|
310.1902103
|
190,00 | 210,00 | 13,50 | 14,50 |
|
310.1902105
|
190,00 | 210,00 | 15,00 | 16,00 |
|
310.2002259
|
200,00 | 225,00 | 19,00 | 20,00 |
|
310.2002302
|
200,00 | 230,00 | 24,00 | 25,00 |
|
310.2202502
|
220,00 | 250,00 | 24,00 | 25,00 |
|
310.2422573
|
242,00 | 257,00 | 13,00 | 14,00 |
|
310.2502802
|
250,00 | 280,00 | 24,00 | 25,00 |
|
310.2803102
|
280,00 | 310,00 | 24,00 | 25,00 |
|
310.3203603
|
320,00 | 360,00 | 31,00 | 32,00 |
|
310.3604003
|
360,00 | 400,00 | 31,00 | 32,00 |
