Product Description UNIVERSAL GAP BED LATHE STEELMASTER BJ STYLE SERIES BJ series gap-bed lathes can perform internal and external turning, taper turning, end facing, and other rotary parts turning; Threading Inch, Metric, Module and D. P.; Perform drilling, boring and groove broaching; Machine all kinds of flat stocks and those in irregular shapes; Respectively with through-hole spindle bore, that can hold bar stocks in larger diameters; Both Inch and Metric system are used on these series lathes, it's easy for people from different measuring systems countries; There are hand brake and foot brake for users to choose; These series lathes operate on power supply of different voltages (220V380V420V) and different frequencies (50Hz60Hz).ITEMS UNIT BJ1630G/40G/60GBJ1630GD/40GD/60GD BJ1830G/40G/60GBJ1830GD/40GD/60GDBJ1830D/B. 40D/B. 60D/B Capacity Max. swing dia. over bed mm φ 410 φ 458 Max. swing dia. over toolpost mm φ 240 φ 288 Max. turningdia. over bed mm φ 380 Max. swing dia. in gap mm φ 595 φ 640 Length in gap mm 155 Max. distance between centers mm 750/1000/1500 Max. machining length mm 650/900/1400 Spindle Spindlebore diameter mm φ 52 φ 52 D/B φ 77 Taper of spindlebore Morse No. 6 D/B series 1: 20 Type of spindle nose ISO 702/II No. 6 Cam-locking typeD/B series ISO 702/II No. 8 Cam-locking type Spindlespeed r/min 8 steps 80-2000GD series 12 steps 32-2000D/B series 12 steps 24-1600 Feed and thread Max. travelof uppertoolpost mm 120 Max. travelof lowertoolpost mm 230 Tool section mm 25× 25 X-axisfeeding range mm/r 40 kinds 0.015-0.45 Z-axisfeeding range mm/r 40 kinds 0.03-0.90 Metric threads mm 53 kinds 0.4-14 Inchthreads t. p. i 40 kinds 2-56 Modulethreads π mm 44 kinds 0.4-7 Diametric pitchthreads t. p. i. π 32 kinds 4-56 Tailstock Diameter ofquill mm φ 55 Max. travelof quill mm 120 Taper of quill (Morse) Morse No. 4 Motor Mainmotor power kW 4 Cooling pumpmotor power kW 0.09 Others Length mm 2000/2250/2750 Width mm 980 Height mm 1210 Weight kg 1450/1700/1950 1500/1750/2000
