640 FRANCEJOINT | Alldatasheet

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QUALITY & EXPERTISE FOR YOUR SEALING NEEDS || EXTRUSION GAPS Pressure MPa Radial gap F/2 20 MPa 0.25 35 MPa 0.20 40 MPa 0.15 || SURFACE ROUGHNESS Roughness Dynamic surface area Static surface area Groove flanks Ra 0.05 - 0.2 µm ≤1.6 µm ≤3.2 µm Rz 0.4 - 1.6 µm ≤6.3 µm ≤10.0 µm Rmax 0.63 - 2.5 µm ≤10.0 µm ≤16.0 µm || CHAMFERS AND RADIUS Radial section S Radius Radius Chamfer C 1.30 0.30 0.10 2.00 2.00 0.30 0.20 2.00 2.60 0.30 0.20 2.00 3.25 0.30 0.20 3.00 3.90 0.30 0.20 3.00 4.55 0.30 0.20 4.00 5.20 0.30 0.30 4.50 5.85 0.30 0.30 5.00 6.50 0.30 0.40 5.50 7.80 0.30 0.40 6.00 10.40 0.30 0.60 8.00 13.00 0.30 0.80 10.00 |DESCRIPTION The BECA 640 profile is a double acting composite rod seal composed of a rubber O'Ring or square ring and a polyamide friction ring. |ADVANTAGES The square ring does not twist Low friction coefficient Excellent extrusion resistance Compatible with hydraulic oils |APPLICATIONS Agriculture Mobile machinery Hydraulic cylinders |MATERIALS Friction ring Polyamide PA6 O'Ring or square ring NBR 70 Shore A Other grades of materials are available. Please contact our experts. || TECHNICAL DATA Temperature -30°C / +100°C Pressure 40 MPa Speed 0.5 m/sec Media Mineral hydraulic oils Fire-resistant liquids Biocompatible fluids Water Others (contact our experts) The figures above indicate the maximum values and may not be cumulated. They may be developed, depending on the materials used. ROD SEALS BECA 640 HYDRAULIC SEALS | ROD SEALS | BECA 640

www.francejoint.com ØD1 SØd1 20/30° C F_2 || INSTALLATION DIMENSIONS Rod diameter Groove diameter Groove width Radial section Cross-section Ød1 f8 ØD1 H9 L1 0/+0.20 S Ød2 For special applications > 40 MPa, we recommend using an H8/f8 tolerance (groove/rod) or selecting other, more suitable materials. Please contact our experts. || EXAMPLE OF CODIFICATION STANDARD CODIFICATION Materials ________ : Polyamide friction ring - D6 Rod diameter _____: Ød1 = 50.00 mm Groove diameter __ : ØD1 = 57.80 mm Part number ______: 640. 050D6K6 Family Rod diameter Friction ring material O'Ring / square ring material 640. 050 D6 K6Part number - HYDRAULIC SEALS | ROD SEALS | BECA 640

FRANCE JOINT SAS Zone Artisanale Le Mortier - B.P . 50009 - Cugand - 85613 Montaigu Cedex - France Ph. +33 (0)2 51 42 13 76 - Fax +33 (0)2 51 43 61 14 - Email: contact@francejoint.fr - Website: www.francejoint.com || DIMENSIONS Part number Rod diameter Ød1 f8 Groove diameter ØD1 H9 Groove width L1 0/+0.10 640.003 3.00 5.60 1.35 640.004 4.00 6.60 1.35 640.005 5.00 7.60 1.35 640.006 6.00 8.60 1.35 640.007 7.00 9.60 1.35 640.008 8.00 10.60 1.35 640.009 9.00 11.60 1.35 640.010 10.00 12.60 1.35 640.011 11.00 13.60 1.35 640.012 12.00 16.00 2.00 640.013 13.00 17.00 2.00 640.014 14.00 18.00 2.00 640.015 15.00 19.00 2.00 640.016 16.00 20.00 2.00 640.017 17.00 21.00 2.00 640.018 18.00 22.00 2.00 640.019 19.00 23.00 2.00 640.020 20.00 24.00 2.00 640.021 21.00 25.00 2.00 640.022 22.00 26.00 2.00 640.024 24.00 29.20 2.60 640.025 25.00 30.20 2.60 640.026 26.00 31.20 2.60 640.027 27.00 32.20 2.60 640.028 28.00 33.20 2.60 640.029 29.00 34.20 2.60 640.030 30.00 35.20 2.60 640.032 32.00 37.20 2.60 640.034 34.00 40.50 3.20 640.035 35.00 41.50 3.20 640.036 36.00 42.50 3.20 640.038 38.00 44.50 3.20 640.039 39.00 45.50 3.20 640.040 40.00 46.50 3.20 640.041 41.00 47.50 3.20 640.042 42.00 48.50 3.20 640.044 44.00 50.50 3.20 640.045 45.00 51.50 3.20 640.046 46.00 53.80 3.85 640.047 47.00 54.80 3.85 640.048 48.00 55.80 3.85 640.050 50.00 57.80 3.85 640.051 51.00 58.80 3.85 640.052 52.00 59.80 3.85 640.055 55.00 62.80 3.85 640.056 56.00 63.80 3.85 640.058 58.00 65.80 3.85 640.060 60.00 69.10 4.50 640.061 61.00 70.10 4.50 640.062 62.00 71.10 4.50 640.063 63.00 72.10 4.50 640.065 65.00 74.10 4.50 640.067 67.00 76.10 4.50 640.068 68.00 77.10 4.50 640.070 70.00 79.10 4.50 640.072 72.00 81.10 4.50 640.075 75.00 84.10 4.50 640.078 78.00 87.10 4.50 640.079 79.00 88.10 4.50 640.080 80.00 89.10 4.50 640.081 81.00 91.40 5.10 640.082 82.00 92.40 5.10 640.083 83.00 93.40 5.10 640.084 84.00 94.40 5.10 640.085 85.00 95.40 5.10 640.086 86.00 96.40 5.10 Part number Rod diameter Ød1 f8 Groove diameter ØD1 H9 Groove width L1 0/+0.10 640.088 88.00 98.40 5.10 640.090 90.00 100.40 5.10 640.092 92.00 102.40 5.10 640.095 95.00 105.40 5.10 640.098 98.00 108.40 5.10 640.100 100.00 110.40 5.10 640.105 105.00 115.40 5.10 640.108 108.00 118.40 5.10 640.110 110.00 120.40 5.10 640.115 115.00 125.40 5.10 640.120 120.00 130.40 5.10 640.125 125.00 135.40 5.10 640.127 127.00 137.40 5.10 640.130 130.00 141.70 5.70 640.135 135.00 146.70 5.70 640.138 138.00 149.70 5.70 640.140 140.00 151.70 5.70 640.145 145.00 156.70 5.70 640.150 150.00 161.70 5.70 640.155 155.00 166.70 5.70 640.160 160.00 171.70 5.70 640.165 165.00 176.70 5.70 640.170 170.00 181.70 5.70 640.175 175.00 186.70 5.70 640.180 180.00 191.70 5.70 640.185 185.00 196.70 5.70 640.190 190.00 201.70 5.70 640.195 195.00 206.70 5.70 640.200 200.00 213.00 6.35 640.210 210.00 223.00 6.35 640.215 215.00 228.00 6.35 640.220 220.00 233.00 6.35 640.230 230.00 243.00 6.35 640.240 240.00 253.00 6.35 640.250 250.00 263.00 6.35 640.260 260.00 273.00 6.35 640.270 270.00 283.00 6.35 640.275 275.00 288.00 6.35 640.280 280.00 293.00 6.35 640.285 285.00 298.00 6.35 640.290 290.00 303.00 6.35 640.295 295.00 308.00 6.35 640.300 300.00 315.60 7.60 640.305 305.00 320.60 7.60 640.310 310.00 325.60 7.60 640.320 320.00 335.60 7.60 640.330 330.00 345.60 7.60 640.340 340.00 355.60 7.60 640.350 350.00 365.60 7.60 640.360 360.00 375.60 7.60 640.370 370.00 385.60 7.60 640.380 380.00 395.60 7.60 640.390 390.00 405.60 7.60 640.400 400.00 420.80 10.10 640.410 410.00 430.80 10.10 640.420 420.00 440.80 10.10 640.430 430.00 450.80 10.10 640.440 440.00 460.80 10.10 640.450 450.00 470.80 10.10 640.460 460.00 480.80 10.10 640.470 470.00 490.80 10.10 640.480 480.00 500.80 10.10 640.490 490.00 510.80 10.10 640.500 500.00 520.80 10.10 The figures highlighted in bold correspond to the rod diameters that are recommended by standard ISO 3320. Other intermediate sizes can be provided. HYDRAULIC SEALS | ROD SEALS | BECA 640