590 FRANCEJOINT | Alldatasheet

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QUALITY & EXPERTISE FOR YOUR SEALING NEEDS DESCRIPTION The BECA 590 profile is a double acting composite piston seal composed of a polyurethane friction ring (two pneumatic fluid retention beads) and a pre-tightened rubber O'Ring. ADVANTAGES Optimal sealing in static and dynamic applications Excellent abrasion and wear resistance APPLICATIONS Shock absorbers Distributor Standard cylinders MATERIALS Friction ring PU 93 Shore A - Blue PU 96 Shore A - Blue High temp. PU 96 Shore A - Beige O'Ring NBR 70 Shore A Other grades of materials are available. Please refer to the materials table. | TECHNICAL DATA Temperature -30°C / +100°C Pressure 1.6 MPa (5.0 MPa max) Speed 1 m/s Media Lubricated air Oil-free air Non-aggressive gases The figures above indicate the maximum values and may not be cumulated. They may be developed, depending on the materials used. | EXTRUSION GAPS Radial section S Radial gap F/2 0.0 to 5.0 MPa 4.00 0.50 6.00 0.70 8.50 1.00 | 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 4.00 0.30 0.40 3.00 6.00 0.30 0.80 4.00 8.50 0.30 0.80 5.00 PISTON SEALS BECA 590 PNEUMATIC SEALS | PISTON SEALS | BECA 590

www.francejoint.com | TABLE MATERIALS Friction ring O'Ring Mating surface materialStandard code ISO code Material Colour Characteristics Code Type of material Service temperature HG HG PE-UHMW White or off-white Excellent wear resistance on contact with water and air K6 NBR 70 Shore A -30°C/+80°C Steel Stainless steel Chrome steel Aluminium Bronze Cast iron Treated surface PU U Polyurethane Blue Strong mechanical resistance Good resistance to wear and abrasion High elasticity modulus Good flexibility Very good resistance to ozone and oxidation K6 NBR 70 Shore A -30°C/+90°C PUHT U High- temperature polyurethane White or off-white K6 NBR 70 Shore A -30°C/+100°C Other grades of materials are available depending on your specificities. PNEUMATIC SEALS | PISTON SEALS | BECA 590

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 ØD1 SØd1 20/30° C F_2 Ød2 | INSTALLATION DIMENSIONS Bore diameter ØD1 H9 Groove diameter Groove width Radial section O’Ring cross-section Standard range Extended range Ød1 h9 L1 0/+0.20 S Ød2 | DIMENSIONS Part number Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.20 590.1020UK6 20.00 12.00 3.20 590.1025UK6 25.00 17.00 3.20 590.2025UK6 25.00 13.00 4.20 590.2030UK6 30.00 18.00 4.20 590.1030UK6 30.00 22.00 3.20 590.2032UK6 32.00 20.00 4.20 590.1032UK6 32.00 24.00 3.20 590.2040UK6 40.00 28.00 4.20 590.1040UK6 40.00 32.00 3.20 590.2050UK6 50.00 33.00 6.30 590.1050UK6 50.00 38.00 4.20 590.2060UK6 60.00 43.00 6.30 590.1060UK6 60.00 48.00 4.20 590.2063UK6 63.00 46.00 6.30 590.1063UK6 63.00 51.00 4.20 590.2065UK6 65.00 48.00 6.30 590.1065UK6 65.00 53.00 4.20 590.2068UK6 68.00 51.00 6.30 590.1068UK6 68.00 56.00 4.20 590.2070UK6 70.00 53.00 6.30 590.1070UK6 70.00 58.00 4.20 590.2075UK6 75.00 58.00 6.30 590.1075UK6 75.00 63.00 4.20 Part number Bore diameter ØD1 H9 Groove diameter Ød1 h9 Groove width L1 0/+0.20 590.2080UK6 80.00 63.00 6.30 590.1080UK6 80.00 68.00 4.20 590.2085UK6 85.00 68.00 6.30 590.1085UK6 85.00 73.00 4.20 590.2090UK6 90.00 73.00 6.30 590.1090UK6 90.00 78.00 4.20 590.2095UK6 95.00 78.00 6.30 590.1095UK6 95.00 83.00 4.20 590.2100UK6 100.00 83.00 6.30 590.1100UK6 100.00 88.00 4.20 590.2105UK6 105.00 88.00 6.30 590.1105UK6 105.00 93.00 4.20 590.2110UK6 110.00 93.00 6.30 590.1110UK6 110.00 98.00 4.20 590.2115UK6 115.00 98.00 6.30 590.1115UK6 115.00 103.00 4.20 590.2120UK6 120.00 103.00 6.30 590.1120UK6 120.00 108.00 4.20 590.2125UK6 125.00 108.00 6.30 590.1125UK6 125.00 113.00 4.20 590.2130UK6 130.00 113.00 6.30 590.1130UK6 130.00 118.00 4.20 PNEUMATIC SEALS | PISTON SEALS | BECA 590