TONGTAI HG-1250 HG SERIES – HIGH PERFORMANCE HORIZONTAL MACHINING CENTERS
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The Tongtai HA/HB/HG series of seven high-performance horizontal machining centers offers a comprehensive selection of machine sizes and capabilities.
Machine X-Y-Z travels range from 24″ x 23″ x 23″ (610 mm x 584 mm x 584 mm) to 79″ x 55″ x 50″ (2006 mm x 1397 mm x 1270mm). The three largest machines in the series have box guideways while the others have linear guides.
Both 40-taper and 50-taper spindles are available. Five machines have integral spindle drives, while the two largest machines feature 2-speed geared heads. With 40-taper spindles, 33.5 hp/12,000 rpm is standard, and with 50-taper spindles 40 hp/10,000 rpm is standard.
Pallet sizes range from 16″ x 16″ (404 mm x 404 mm) to 50″ x 50″ (1270 mm x 1270mm). Standard toolchanger capacity is 60 tools, with up to 240 tools optional. Toolchange time with 40-taper spindle is 1.5 sec., and with 50-taper spindles 2.4 sec. A 1 degree B-axis is standard, as is 1,000 psi through-spindle coolant. Rotary pallet changers are standard with except for the two largest machines for which they are side-by-side.
X Travel (in.) 79
Y Travel (in.) 55
Z Travel (in.) 50
W Travel (in.) 27.5
Spindle Taper 50
Rapids (in./min.) 787
Guide Ways Box Ways
Pallet Size (in.) 50 x 50
Pallet Load (lbs.) 8,800
Pallet Changer Side by Side
Spindle (HP) 35
RPM 6,000
Spindle Drive 2 Speed Geared Head
ATC Capacity (Arm-Type) 60 (up to 240 opt.)
ATC Time (sec.) 2.1
Weight (lbs.) 89,300
STANDARD ACCESSORIES
Full B-Axis
60 tool ATC’s (up to 240 opt.)
1.6 sec. tool change (40 taper)
2.1 sec. tool change (50 taper)
Deluxe chip management system
1,000 PSI coolant through spindle
Hydraulic fixture interface/Flex arm package
2,000 IPM Rapids in all axes
33.5 HP/12,000 RPM Integral spindle (40 taper)
40 HP/10,000 RPM Integral spindle (50 taper)
Fast rotary pallet changers
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