Режущие и зажимные инструменты Hoffmann Group 2026 - страница 1259

GBP 57 ​ Sine tables with permanent magnetic clamping plate ■ Neodymium magnet system for strong clamping force. ■ With permanent magnetic clamping plate No. 380500. ■ Tilting about the longitudinal axis. ■ Tilt range 0 − 45°. Angular accuracy ±5 s. Baseplate thickness at 0° = 3 mm. Plane parallelism ±0.005 / 100 mm. ■ Pole pitch 0.5 mm brass / 1.4 mm steel. ■ Very high precision combined with extremely low height. Application: For grinding and spark erosion machines. Supplied with: Wooden box and sine conversion table from degrees / minutes to mm. Pole area length mm 175 255 350 Sine table with 38 0700 eShop eShop eShop 33S permanent magnetic clamping plate Width mm 100 130 150 Baseplate width mm 115 145 165 Footprint length mm 215 295 390 Height at 0° mm 77 77 87 Height tolerance mm 0 / -2 Magnetic field height mm 6 Grinding allowance in pole area mm 8 Weight kg 10 19 35 Nominal clamping force N/cm2 80 38 0700 ​ Circular permanent magnetic chucks Powerful magnetic system with neodymium magnets and low magnetic field height. Continuously adjustable magnetic force. Application: For grinding and turning. 38 0776 – For clamping small and thin to medium workpieces. 38 0777 – For clamping small and thin to large workpieces. Note: The centre can be bored out to size “J”. Chuck ⌀ mm 100 130 150 200 250 300 Permanent magnetic chuck, 38 0776 eShop eShop eShop eShop eShop eShop 33S with parallel pole pitch Height mm 50 50 50 57 57 62 Height tolerance mm 0 / -1 0 / -1 0 / -1 0 / -1 0 / -1 0 / -1 Pitch circle ⌀ mm 85 115 132 154 192 227 Thread ⌀ 4×M8 Magnetic field height mm 8 Weight kg 3 5 7 15 20 31 Nominal clamping force N/cm2 70 100 100 100 100 100 Grinding allowance in pole area mm 5 Centre ⌀ mm 60 90 110 150 250 250 Centring hole depth mm 4 4 4 4 4 4 Parallel pole distribution mm 1.9 38 0776 possible to bore out to centre hole “J” mm 20×14 20×14 24×5 200×5 250×5 300×5 Chuck ⌀ mm 160 200 250 300 350 Permanent magnetic chuck, 38 0777 eShop eShop eShop eShop (eShop) 33S with parallel pole pitch Height mm 57 57 57 62 62 Height tolerance mm 0 / -1 Pitch circle ⌀ mm 142 180 232 285 334 Thread ⌀ 4×M8 Magnetic field height mm 10 Weight kg 8 13 20 31 43 Nominal clamping force N/cm2 100 100 150 150 150 Grinding allowance in pole area mm 6 Centre ⌀ mm 125 150 200 250 300 Centring hole depth mm 4 4 4 4 5 Parallel pole distribution mm 8+3 8+3 12+3 12+3 12+3 possible to bore out to centre hole “J” mm 15×6 20×6 25×20 25×20 25×20 38 0777 ■ Neodymium magnet system for strong clamping force. ■ Concentric grooves to assist component alignment. ■ Centre is magnetically inactive, so that the plate can be bored through. ON-OFF control by hand-operated lever. Application: ■ For grinding and turning. ■ Particularly suitable for clamping annular components, due to radial pole distribution. ■ For round and annular workpieces Chuck ⌀ mm 130 150 200 250 300 350 500 38 0810 Permanent magnetic circular chuck, eShop eShop eShop eShop eShop (eShop) (eShop) 38 33S with radial pole pitch Height mm 57 57 57 70 73 73 92 Height tolerance mm +0.5 / -2 ⌀ non-magnetic core mm 16 20 28 30 40 40 60 maximum boring-out ⌀ mm 20 24 30 50 58 58 58 Pitch circle ⌀ mm 100 80 / 120 110 / 180 140 / 220 180 / 260 220 / 300 360 / 440 Thread ⌀ 4×M6 8×M6 8×M6 8×M6 8×M8 8×M8 8×M8 Weight kg 5.7 6.5 13 20 30 49 144 Nominal clamping force N/cm2 100 100 100 135 150 150 150 Centre ⌀ mm 50 50 60 80 150 170 200 Centring hole depth mm 5 5 5 5 6 6 8 38 0810 1259