650.008

650 FRANCEJOINT | Alldatasheet

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QUALITY & EXPERTISE FOR YOUR SEALING NEEDS DESCRIPTION The BECA 650 profile is a double acting composite piston 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.  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 0.20 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 0.30 4.00 5.20 0.30 0.30 4.50 5.85 0.30 0.40 5.00 6.50 0.30 0.40 5.50 7.80 0.30 0.60 6.00 10.40 0.30 0.80 8.00 13.00 0.30 0.80 10.00 PISTON SEALS BECA 650 HYDRAULIC SEALS | PISTON SEALS | BECA 650

www.francejoint.com ØD1 SØd1 20/30° C F_2  INSTALLATION DIMENSIONS Bore diameter Groove diameter Groove width Radial section Cross-section / Ring thickness ØD1 H9 Ød1 h9 L1 0/+0.20 S Ød2 / E For special applications > 40 MPa, we recommend using an H8/f8 tolerance (bore/piston) or selecting other, more suitable materials. Please contact our experts.  EXAMPLE OF CODIFICATION STANDARD CODIFICATION Materials ________ : Polyamide friction ring - Code D6 Bore diameter ____ : ØD1 = 50.00 mm Groove diameter __ : Ød1 + 42.20 mm Part number ______: 650.050D6K6 Family Bore diameter Friction ring material O'Ring / square ring material 650. 050 D6 K6Part number - HYDRAULIC SEALS | PISTON SEALS | BECA 650

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 Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.10 650.006 6.20 3.60 1.35 650.021 21.00 17.00 2.00 650.360 360.00 344.40 7.60 650.370 370.00 354.40 7.60 650.380 380.00 364.40 7.60 650.390 390.00 374.40 7.60 650.400 400.00 379.20 10.10 650.410 410.00 389.20 10.10 650.420 420.00 399.20 10.10 650.430 430.00 409.20 10.10 650.440 440.00 419.20 10.10 650.450 450.00 429.20 10.10 650.022 22.00 18.00 2.00 650.460 460.00 439.20 10.10 650.470 470.00 449.20 10.10 650.480 480.00 459.20 10.10 650.490 490.00 469.20 10.10 650.500 500.00 479.20 10.10 650.024 24.00 18.80 2.60 650.025 25.00 19.80 2.60 650.028 28.00 22.80 2.60 650.030 30.00 24.80 2.60 650.032 32.00 26.80 2.60 650.035 35.00 28.50 3.20 650.036 36.00 29.50 3.20 650.038 38.00 31.50 3.20 650.008 8.00 5.40 1.35 650.040 40.00 33.50 3.20 650.041 41.00 34.50 3.20 650.042 42.00 35.50 3.20 650.045 45.00 38.50 3.20 650.046 46.00 38.20 3.85 650.048 48.00 40.20 3.85 650.050 50.00 42.20 3.85 650.052 52.00 44.20 3.85 650.053 53.00 45.20 3.85 650.055 55.00 47.20 3.85 650.010 10.00 7.40 1.35 650.057 57.00 49.20 3.85 650.058 58.00 50.20 3.85 650.060 60.00 50.90 4.50 650.062 62.00 52.90 4.50 650.063 63.00 53.90 4.50 650.065 65.00 55.90 4.50 650.068 68.00 58.90 4.50 650.070 70.00 60.90 4.50 650.072 72.00 62.90 4.50 650.075 75.00 65.90 4.50 650.012 12.00 8.00 2.00 650.080 80.00 70.90 4.50 650.082 82.00 71.60 5.10 650.085 85.00 74.60 5.10 650.087 87.00 76.60 5.10 650.090 90.00 79.60 5.10 650.092 92.00 81.60 5.10 650.095 95.00 84.60 5.10 650.098 98.00 87.60 5.10 Part number Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.10 650.100 100.00 89.60 5.10 650.105 105.00 94.60 5.10 650.014 14.00 10.00 2.00 650.108 108.00 97.60 5.10 650.110 110.00 99.60 5.10 650.115 115.00 104.60 5.10 650.118 118.00 107.60 5.10 650.120 120.00 109.60 5.10 650.125 125.00 114.60 5.10 650.127 127.00 116.60 5.10 650.130 130.00 118.30 5.70 650.132 132.00 120.30 5.70 650.135 135.00 123.30 5.70 650.015 15.00 11.00 2.00 650.138 138.00 126.30 5.70 650.140 140.00 128.30 5.70 650.144 144.50 132.80 5.70 650.145 145.00 133.30 5.70 650.150 150.00 138.30 5.70 650.155 155.00 143.30 5.70 650.156 156.00 144.30 5.70 650.158 158.70 147.00 5.70 650.160 160.00 148.30 5.70 650.164 164.00 152.30 5.70 650.016 16.00 12.00 2.00 650.165 165.00 153.30 5.70 650.166 166.00 154.30 5.70 650.170 170.00 158.30 5.70 650.175 175.00 163.30 5.70 650.177 177.00 165.30 5.70 650.180 180.00 168.30 5.70 650.185 185.00 173.30 5.70 650.190 190.00 178.30 5.70 650.195 195.00 183.30 5.70 650.200 200.00 187.00 6.35 650.018 18.00 14.00 2.00 650.205 205.00 192.00 6.35 650.210 210.00 197.00 6.35 650.215 215.00 202.00 6.35 650.216 216.00 203.00 6.35 650.220 220.00 207.00 6.35 650.225 225.00 212.00 6.35 650.230 230.00 217.00 6.35 650.240 240.00 227.00 6.35 650.250 250.00 237.00 6.35 650.260 260.00 247.00 6.35 650.020 20.00 16.00 2.00 650.268 268.00 255.00 6.35 650.270 270.00 257.00 6.35 650.280 280.00 267.00 6.35 650.290 290.00 277.00 6.35 650.300 300.00 284.40 7.60 650.310 310.00 294.40 7.60 650.320 320.00 304.40 7.60 650.330 330.00 314.40 7.60 650.340 340.00 324.40 7.60 650.350 350.00 334.40 7.60 The figures highlighted in bold correspond to the bore diameters that are recommended by standard ISO 3320. Other intermediate sizes can be provided. HYDRAULIC SEALS | PISTON SEALS | BECA 650