REİSHAUER WORM GRINDING UL900 workpiece diameter 250 mm threading length 900 mm thread pitch 100 mm total power requirement 12 kW weight of the machine ca. 6500 kg dimensions of the machine ca. m R E I S H A U E R (Switzerland) Universal Thread- Worm-and Ballscrewspindle Grinding Machine Model UL 900 Year 1981 grinding length 900 mm Max. workpiece clamping length 1.200/1.375 mm Workpiece Ø / thread Ø, min./max. 10 – 250 mm Length adjustment of workhead on table 210 mm Max. weight of workpiece approx. 200 kg Workspindle bore 45 mm Lead range for single-rib wheels 0.3 – 100 mm Max. profile 10 module Max. lead angle +/- 40 ° Grinding wheel dimensions, Ø x width 350 x 20/40 mm Relief grinding size 0.01 – 8 mm Presettable number of flutes 2 – 10, 12, 14 and 16 27 workpiece speeds 0.4 – 160 rpm Stepless adjustable grinding wheel speeds 72 – 2.500 rpm Spindle drive, approx. 6 kW Total electric load approx.. 15 kW - 400 V - 50 Hz Weight approx. 7,500 kg