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SUNDSTRAND H-30 Vertical Spindle Rotary Table Surface Grinder – Year 1972

SUNDSTRAND H-30 Vertical Spindle Rotary Table Surface Grinder – Year 1972
Specification	Metric	Imperial
Manufacturer	SUNDSTRAND	SUNDSTRAND
Model	H-30	H-30
Serial Number	44-62	44-62
Year of Manufacture	1972	1972
Magnetic Chuck Diameter	762 mm	30 in
Maximum Swing Inside Guards	838 mm	33 in
Maximum Work Height	254 mm	10 in
Standard Grinding Wheel Size	406 × 51 × 203 mm	16 × 2 × 8 in
Maximum Wheel Head Stroke	432 mm	17 in
Main Spindle Motor Power	7.5 kW	10 HP
Vertical Travel of Knee	635 mm	25 in
Angular Tilt of Table	±10°	±10°
Wheelhead Traverse Speed	0 – 3.05 m/min	0 – 10 FPM
Table Speed Range	30 – 125 RPM	30 – 125 RPM
Power Feed Adjustment	0.0025 – 0.038 mm	0.0001 – 0.0015 in
Table Slide Positioning	61 Positions/Minute	61 Positions/Minute
Total Installed Power	22.6 kW	30.25 HP
Electrical Requirement	575 V / 3 Phase / 60 Hz	575 V / 3 Phase / 60 Hz
Required Service	50 Amps	50 Amps
Machine Dimensions (L × W × H)	2896 × 1727 × 2032 mm	114 × 68 × 80 in
Machine Weight	5,897 kg	13,000 lbs
Equipped With	30″ Electro-Magnetic Chuck Concentric Pole Pattern Magnetic Chuck Excellent 5/8″ Chuck Life Remaining Variable Hold Neutrifier Hydraulic Over-the-Wheel Dresser Micrometer Adjustment on Dresser Power Table Elevation Automatic Incremental Upfeed Angular Table Adjustment Automatic Cycling with Indicator Lights BiJur Trabon Automatic Lubrication System External Hydraulic System External Coolant Tank with Pump
Grinding System	Vertical spindle rotary table grinding system designed for high-precision surface grinding of large circular components, rings, plates, tooling, and industrial workpieces.
Machine Condition	Exceptional condition and appearance. Available for inspection under power.
Description	The SUNDSTRAND H-30 Vertical Spindle Rotary Table Surface Grinder is a heavy-duty precision grinding machine manufactured in 1972 and designed for large-diameter surface grinding applications. Equipped with a 762 mm electro-magnetic rotary chuck, powerful 10 HP spindle motor, automatic incremental upfeed, hydraulic wheel dresser, automatic lubrication system, and rotary table speeds from 30 to 125 RPM, the machine delivers excellent productivity and grinding accuracy. The robust construction, large grinding envelope, and total installed power of 30.25 HP make it ideal for aerospace, bearing, energy, mold, toolroom, and general industrial grinding applications. The machine is reported to be in exceptional condition and can be inspected under power.

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SUNDSTRAND H-30 Vertical Spindle Rotary Table Surface Grinder – Year 1972

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