94 SMW-AUTOBLOK 472 SMW-AUTOBLOK 466 SMW-AUTOBLOK 327 250 200 160 FG F 120 100 80 60 40 20 0 1000 2000 3000 4000 140 5000 250 200 160 120 100 80 60 40 20 0 1000 2000 3000 3500 140 160 180 400 315 FG F RAN 160 RAN 200 RAN 250 RAN 315 RAN 400 3 3 3 3 3 5 5 6 8 8 1.25 1.25 1.5 2 2 20 20 25 32 32 25 40 55 65 80 57 92 125 150 185 5000 4500 3800 3000 2200 10 17 31 54 95 0.034 0.10 0.26 0.65 1.85 0.58 0.92 1.25 2.15 3.6 SIN-S 85 / 100 SIN-S 100 / 125 SIN-S 125 / 150 SIN-S 125 / 150 SIN-S 150 / 175 77383216 77383220 77383225 77383231 77383240 RAN TONGUE & GROOVE High precision pull-down chuck Ø 160 - 400 mm Application/customer benefits • 1st or 2nd operation of parts requesting close squareness and parallelism tolerances • For chucking parts • External clamping only RAN: Inclined master jaws with pull-down effect and TONGUE & GROOVE Technical features • Chuck only available with 3 tongue & groove master jaws • Clamping on raw diameters with carbide inserts, increases the pull-down effect thanks to the penetration into the workpiece • Central bore for coolant and / or air • Chuck body and internal parts case hardened Standard equipment Ordering example 3-jaw chuck 3-jaw chuck RAN 200 / A6 Mounting bolts or 3-jaw chuck RAN 315 / A8 FG Gripping force (total on 3 jaws) (kN) Technical data Actual gripping force diagrams FG Gripping force (total on 3 jaws) (kN) Speed (r.p.m.) Safety advice / danger of damage: When using taller / heavier jaws and / or clamping on a bigger diameter reduce draw pull / rotating speed accordingly. The data in the diagrams refer to 3-jaw chucks, newly maintained according to their service manuals using SMW-AUTOBLOK K67 grease. The static and dynamic gripping forces have been measured using standard soft top jaws, placed in a position not exceeding the outer diameter of the chuck. Speed (r.p.m.) SMW-AUTOBLOK Type Number of jaws Radial jaw stroke mm Axial jaw stroke (pull-down) mm Axial piston stroke mm Max. draw pull kN Max. gripping force kN Max. speed r.p.m. Weight (without top jaws) kg Moment of inertia kg·m2 Top jaw reference mass kg Recommended actuating cylinders Type Id. No. RAN (Center mounting) ■ Pull-down effect of inclined master jaws ■ Tongue & groove master jaws ■ 3 jaws BIS Specials Website: www.bisspecials.com Email: info@bisspecials.com Tel: (0031) 0313 482566 Website: www.bisspecials.com Email: info@bisspecials.com Tel: (0031) 0313 482566
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