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JUNG / Supromatik JF 50 EVO

Jung Supromatic HF 50 EVO

Jung Supromatic HF 50 EVO Surface Grinding Machine, year of manufacture 2000, in excellent, fully refurbished original condition.
The machine comes from the technical center of a renowned German mechanical engineering company.

Technical Specifications:

Year built: 2000
Worktable clamping area (L x W in mm): 600 x 200
Machinable area (L x W in mm): 600 x 250
Maximum magnet size (mm): 500 x 200
Grinding wheel dimensions max. (mm): 225 (250) x 25 x 51
Distance table/spindle center (mm): max. 400
Table longitudinal feed, oscillating (m/min): 1 – 20
Creep feed (mm/min): 0 – 500
Grinding spindle drive, speed (rpm): 800 – 4200
Power (kW, with creep feed): 1.6 – 2.2

Machine weight approx.: 2.0 t

Accessories and Equipment:

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• Magnetic chuck
• Coolant system
• Machine feet
• Grinding wheel

About the machine:

We are offering a Jung HF 50 EVO surface grinding machine, year 2000, in very good condition. Naturally, the machine is fully functional and, following its overhaul, has had approximately 50 operating hours. All slides run very smoothly and evenly. Even at high speeds, the Jung operates very quietly. This newer generation of surface grinding machines is very user-friendly and is capable of producing surfaces with a low Rz value. Take the opportunity to inspect this machine under power on site and see its condition for yourself.

Scope of Refurbishment

Mechanical Scope:
• Basic mechanical overhaul
• Hydraulics
• Feed mechanism
• Lubrication
• Cross and vertical adjustments
• Grinding spindle
• Dresser
• Painting to new-machine quality
Geometric Scope:
• Optional guideway grinding at manufacturer
• Scraping of guideways
• Column extraction, measurement, possible scraping/grinding, adjustment with new support stones, inspection and patterning of guideways
• Setting of crosshatch on spindle head
• Dresser alignment
• Grinding of table and magnetic chuck
• Machine acceptance as per manufacturer’s inspection sheet
Electrical Scope:
• Complete renewal of all electrics, limit switches, and buttons
• Conversion of the X-axis from cam switch to contactless limit switches (HF 50)
• New control cabinet
• RSF position display (2- or 3-axis display)
• Magnetic force regulation for 24V or EP magnetic chuck
Control System Modernization:
• New auxiliary control cabinet (operator panel right upper side)
• Thyristor-controlled grinding spindle drive
• Manual cylindrical dressing with head dresser or side dresser (for Diaform operation)

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