480 FRANCEJOINT | Alldatasheet

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Technical content

QUALITY & EXPERTISE FOR YOUR SEALING NEEDS DESCRIPTION The BECA 480 profile is a composite wiper seal composed of a filled PTFE friction ring and a pre-tightened rubber O'Ring. ADVANTAGES Low friction coefficient; no stick-slip effect Wide temperature range and excellent chemical resistance, depending on the materials selected Excellent abrasion and wear resistance Very good wiping effect against external pollutions APPLICATIONS Agro-food Machine tools Hydraulic cylinders Fluid technologies MATERIALS Friction ring Bronze-filled PTFE Carbon-filled PTFE Blue GL PTFE O'Ring NBR 70 Shore A FKM 70 Shore A Other grades of materials are available. Please refer to the materials table on the next page.  TECHNICAL DATA Temperature -30°C / +200°C Speed 5 m/s 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.  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  RADIUS Radial section S Radius Radius 2.40 0.20 0.40 3.40 0.20 0.80 4.40 0.20 1.00 6.10 0.20 1.50 8.00 0.20 1.50  CHAMFER The chamfer length as well as the chamfer angle are determined by the rod seal. WIPER SEALS BECA 480 HYDRAULIC SEALS | WIPER SEALS | BECA 480

www.francejoint.com  TABLE MATERIALS Friction ring O'Ring Mating surface materialStandard code ISO code Material Colour Characteristics Code Type of material Service temperature DP P Virgin PTFE White Resistance to chemical products Impermeability Dielectric Non-stick Low friction coefficient Food industry K6 NBR 70 Shore A -30°C/+100°C Steel Stainless steel Chrome steel Aluminium Bronze Cast iron Treated surface G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C F6 VMQ 70 Shore A -60°C/+200°C DC C PTFE + 25% Carbon Grey Improvements

  • Wear properties
  • Compression set Good resistance to chemical products Thermal and electrical conductivity Anti-static High-performing in compression-based dynamic applications K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C CG C PTFE + 23% Carbon + 2% Graphite Black K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C DV V PTFE + 25 % Glass Blue Improvements
  • Wear properties
  • Mechanical strength Slightly more abrasive, however, this is corrected by adding MOS2 Maintains its chemical and dielectric properties Well-suited to applications with rotational and simultaneous alternating movements K6 NBR 70 Shore A -30°C/+100°C Steel Chrome steel Cast iron G6 FKM 70 Shore A -20°C/+200°C VM M PTFE + 15 % Glass + 5% MOS2 Grey K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C DX X PTFE GL Blue + Glass + Metal oxides Turquoise blue Resistance to compression Resistance to wear Excellent chemical stability Good thermal conductivity K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C DG G PTFE + 15% Graphite Black Improvements
  • Wear properties Reduced wear on metal parts Self-lubricating Thermal and electrical conductivity Low permeability Good friction coefficient Anti-static High performing in dynamic self-lubricating

applications

K6 NBR 70 Shore A -30°C/+100°C Steel Stainless steel Chrome steel Aluminium Bronze Cast iron Treated surface G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C K1 K PTFE + 10% Ekonol Light brown Improvements

  • Better abrasion resistance
  • Better dimensional stability at high temperatures Use up to +300°C Good friction coefficient and low permeability K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C K2 K PTFE + 20% Ekonol Light brown K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C C6 EPDM 70 Shore A -45°C/+150°C DB B PTFE + 60% Bronze Dark brown Improvements
  • Wear properties
  • Warping resistance and creep strength
  • Compression resistance Self-lubricating Electrical and thermal conductivity Does not alter the metal parts Reduced hold with certain chemical products Used for high-compression dynamic seals and has a low level of wear K6 NBR 70 Shore A -30°C/+100°C Steel Chrome steel Cast iron G6 FKM 70 Shore A -20°C/+200°C B4 B PTFE + 40% Bronze Dark brown K6 NBR 70 Shore A -30°C/+100°C G6 FKM 70 Shore A -20°C/+200°C Other grades of materials are available depending on your specificities. HYDRAULIC SEALS | WIPER SEALS | BECA 480

www.francejoint.com Ød2 C 20/30° 60° L2 min L3=1,0 ØD1 SØd1 ØD2  INSTALLATION DIMENSIONS Rod diameter Ød1 f8/h9 Groove diameter Bore diameter Groove width Step width O’Ring cross-section Standard range Extended range ØD1 H9 ØD2 H11 L1 0/+0.20 L2 min Ød2 * The codes that define the materials are set out in the materials table on the previous page.  EXAMPLE OF CODIFICATION STANDARD CODIFICATION Materials ________ : Friction ring, PTFE + 60% Bronze - Code DB Rod diameter _____: Ød1 = 50.00 mm Groove diameter __ : ØD1 = 58.80 mm Part number ______: 480. 050DBK6 Family Rod diameter Friction ring material* O'Ring material* 480. 050 DB K6Part number - HYDRAULIC SEALS | WIPER SEALS | BECA 480

www.francejoint.com  DIMENSIONS Part number Rod diameter Ød1 f8/h9 Groove diameter ØD1 H9 Bore diameter ØD2 H11 Groove width L1 0/+0.20 Step width L2 min HYDRAULIC SEALS | WIPER SEALS | BECA 480

Ød1 f8/h9 Groove diameter ØD1 H9 Bore diameter ØD2 H11 Groove width L1 0/+0.20 Step width L2 min The figures highlighted in bold correspond to the rod diameters in line with 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 480