Universalios cilindrinės šlifavimo staklės

JAINNHER SHU-321M

JAINNHER Universal Cylindrical Grinding Machine (SHU-321M / ШУ-321М)
For sale: JAINNHER SHU-321M / ШУ-321М universal cylindrical grinding machine.
New condition.
Surplus stock. Quantity discounts available.
If you are interested, please do not hesitate to contact us!

APPLICATION
Designed for precision grinding of external surfaces, faces, tapers, and internal grinding
of high-precision cylindrical and conical parts.

SPECIFICATIONS:
Workpiece diameter Ø 0.025 – Ø 350 mm
Distance between centers 750 mm
Max. workpiece weight (kg): Between centers, 80 / In chuck, 20
Swivel angle of grinding head and carriage ±15°
Standard grinding wheel dimensions:
OD x Width x ID, 405 x 32-50 x 152.4 mm
Spindle speed rpm: 1650/1850/2100
Longitudinal stroke length 250 mm
Feed handwheel: One full turn (diameter) 2 mm
One division (diameter) 5 microns
Headstock spindle rotation: live/ dead center
Swivel angle: Towards operator 30°/away from operator 90°
Spindle speed (rpm), 6 steps at 50Hz: 50, 75, 100, 150, 200, 250
Center taper: MT4 / Tailstock quill taper: MT4
Through-hole diameter (mm) 25 / Tailstock quill diameter (mm) 32
Table swivel angle towards/away from operator: 4°/9°
Table feed per revolution: 12.5 mm
Feed rate mm/min: 50-4000
Internal grinding spindle speed attachment: 20,000 rpm
Drive: Grinding head motor kW (HP) 0.75 (1) / Headstock kW (HP) 3.7 (5)
Headstock auxiliary kW (HP) 0.4 (1/2)
Grinding spindle lubrication pump kW (HP) 0.1 (1/8) / Coolant pump kW (HP) 0.2 (1/4)
Tank capacities:
Grinding head spindle oil tank l (gallons) 24 (6)
Hydraulic tank l (gallons) 60 (15) / Coolant tank l (gallons) 80 (20)
DIMENSIONS: 3560 x 1520 x 1650 mm
Net weight approx. 2300 kg

Included equipment and accessories:
Grinding wheels
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Wear parts set (for 5,000 operating hours)
Spare belts
Set of fitters’ and assembly tools (toolbox)
Diamond dresser for grinding wheels
Internal grinding spindle
Mandrel set for internal grinding
Adapter flange for 3-jaw chuck
3-jaw chuck ø200 mm
Complete list available on request for further information.

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