231B FRANCEJOINT | Alldatasheet
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QUALITY & EXPERTISE FOR YOUR SEALING NEEDS || EXTRUSION GAPS Diameter of the rod Ød1 Radial gap F/2 ≤ 5 MPa ≤ 10 MPa ≤ 20 MPa ≤ 30 MPa ≤ 40 MPa || 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 Radius Chamfer C 3.50 0.20 0.40 2.00 4.00 0.20 0.60 2.50 5.00 0.20 1.00 2.50 7.50 0.20 1.00 4.00 12.50 0.20 1.30 6.00 20.00 0.20 1.80 8.00 |DESCRIPTION The BECA 231/B profile is a polyurethane U-ring type single acting rod seal with offset lips, symmetrical lips and a second sealing lip. It can be assembled in a groove according to standard ISO 5597. |ADVANTAGES Optimised sealing effect at both high and low pressures Excellent abrasion and wear resistance Assembly by deformation in closed groove |APPLICATIONS Mobile hydraulics Injection presses Machine tools Presses Hydraulic cylinders |MATERIALS PU 93 Shore A - Blue PU 96 Shore A - Blue High temp. PU 96 Shore A - Beige Other grades of materials are available. Please contact our experts. || TECHNICAL DATA Temperature -30°C / +110°C Pressure 40 MPa Speed 0.5 m/sec Media Mineral hydraulic oils The figures above indicate the maximum values and may not be cumulated. They may be developed, depending on the materials used. ROD SEALS BECA 231/B HYDRAULIC SEALS | ROD SEALS | BECA 231/B
www.francejoint.com ØD1 SØd1 20/30° C F_2 || DIMENSIONS Part number Rod diameter Ød1 f8 Groove diameter ØD1 H10 Seal height Groove width L1 0/+0.5 Part number Rod diameter Ød1 f8 Groove diameter ØD1 H10 Seal height Groove width L1 0/+0.5 HYDRAULIC SEALS | ROD SEALS | BECA 231/B
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 Part number Rod diameter Ød1 f8 Groove diameter ØD1 H10 Seal height Groove width L1 0/+0.5 Part number Rod diameter Ød1 f8 Groove diameter ØD1 H10 Seal height Groove width L1 0/+0.5 The figures highlighted in bold correspond to the dimensions for standard ISO 5597, with the rod diameters in line with standard ISO 3320. Other intermediate sizes can be provided. HYDRAULIC SEALS | ROD SEALS | BECA 231/B