455 FRANCEJOINT | Alldatasheet
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Technical content
QUALITY & EXPERTISE FOR YOUR SEALING NEEDS DESCRIPTION The BECA 455 profile is a U-ring type double acting wiper seal composed of two polyurethane wiping lips. ADVANTAGES Excellent abrasion and wear resistance Good wiping effect, both internally and externally Easy assembly by deformation APPLICATIONS Agriculture Mobile machinery Material handling - Lifting 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 Speed 1 m/s 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. 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 CHAMFER The chamfer length as well as the chamfer angle are determined by the rod seal. WIPER SEALS BECA 455 HYDRAULIC SEALS | WIPER SEALS | BECA 455
www.francejoint.com C R1max = 0,4 20/30° R2 = 0,5 - 1,0 ØD1 SØd1 ØD2 DIMENSIONS Part number Rod diameter Ød1 f8/h9 Groove diameter ØD1 H9 Bore diameter ØD2 H11 Groove width L1 0/+0.20 Seal height Groove width L2 0/+0.20 HYDRAULIC SEALS | WIPER SEALS | BECA 455
Ød1 f8/h9 Groove diameter ØD1 H9 Bore diameter ØD2 H11 Groove width L1 0/+0.20 Seal height Groove width L2 0/+0.20 The figures highlighted in bold correspond to the rod diameters that are recommended by standard ISO 3320. Other intermediate sizes can be provided. 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 HYDRAULIC SEALS | WIPER SEALS | BECA 455