Hardinge Inc

The Hardinge Super-Precision QUEST GT27SP Gang Tool CNC Lathe combines high performance with high productivity. Surface finishes of 8 micro-inch and exacting part roundness of .000015 inches can be achieved*. Plus, a continuous machining accuracy of .0002 inches* gives the QUEST GT27SP a machining consistency to support SPC requirements. Accuracy Certification is included.

The QUEST GT27SP gives you the productivity you demand for lean manufacturing with the Hardinge-exclusive patented interchangeable tool top plate which dramatically reduces setup and cycle times.

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Key Specifications Features Documents

5C Collet Spindle
Spindle Configuration:	ANSI A2-4"
Round 5C Collet (Through capacity):	1.062"/27mm
5C Step Chuck (Gripping Capacity):	4.0"/101.6mm
AC Digital Spindle Drive System:	5 hp /3.7 kW
Speed Range (1-rpm Steps):	80 to 8,000 rpm
Collet Closer Stroke:	.5"/12.7mm
Max. Allowable Weight on Spindle:	75 lb /34 kg
16C Spindle Option
Spindle Configuration:	ANSI A2-4"
Round 16C Collet (Through Capacity):	1.625"/42mm
AC Digital Spindle Drive System:	5 hp /3.7 kW
Collet Closer Stroke:	.5"/12.7mm
Speed Range (1-rpm Steps):	50 to 5,000 rpm
Max. Allowable Weight on Spindle:	75 lb /34 kg
Capacity
Swing Diameter over Way Cover (Max.):	11.760"/298.7mm
Swing Diameter over Tooling Top Plate (Max.):	2.654"/674.0mm
Square Shank Tool Size (Max.):	1/2" /12mm
Round Shank Tool Size (Max.):	3/4" /20mm
X-Axis Traverse Rate (Max.):	708 ipm /18 mpm
Z-Axis Traverse Rate (Max.):	945 ipm /24 mpm
X-Axis Travel (Max.):	11.968"/304.0mm
Z-Axis Travel (Max.) - 5C Spindle:	11.062"/281.0mm
Z-Axis Travel (Max.) - 16C Spindle:	10.412"/264.5mm
Machine Dimensions
Shipping Weight (Approx.):	5,700 lb
Length:	70.00"/1778mm
Depth :	58.70"/1491mm
Height:	62.00"/1575mm

Key features include:

Fast acceleration/deceleration spindle--0 to 8,000-rpm in 3.5 seconds!

Precision 1-1/16" bar capacity collet spindle
Powerful 5-hp spindle drive with 80- to 8,000-rpm speed range
Quick spindle tooling changeover
Cut-to-cut time is drastically reduced with gang-tool configuration (no time lost on turret indexing)
Pre-tooled top plates can be removed and interchanged within .0002" in under one minute
Accommodates up to 12 tools for small diameter workpieces
Tools can be added or removed from any location without disturbing any other tool
Optional tool touch probe offset calibration
Low-friction/zero-stiction linear guideways for improved accuracy and part finishes
Rapid traverse rates of 708 ipm (X-Axis) and 945 ipm (Z-Axis)
Absolute encoders and preset servo drive positioning eliminate homing sequence for X- and Z-Axis
Super-stable, 1,800-lb HARCRETE® polymer composite base
Use of water- or oil-base coolants
6,000-rpm, 3-spindle Live tooling available
Coolant chiller and other options available

Document Number	Description	File Size
RP124	Accuracies	2 MB
TIB 229	The Hardinge Advantage	1 MB

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Hardinge Inc.
1 Hardinge Dr.
Elmira, NY 14902
800-843-8801

Hardinge is the leader in providing a wide range of highly reliable turning, milling, grinding and workholding solutions under the brands Hardinge, Bridgeport, Kellenberger, Hauser, Tripet and Tschudin. We never compromise on product design, so customers can count on Hardinge to help them make the right part to the required specification, every time.