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Timesavers 71 series wet grinding / polishing line

TimnScope of Supply
• Item 1: Timesavers machine model 71-serie-1600-WW-RT (for No. 4 finish).
• Item 2: Timesavers machine model 71-serie-1600-BB-RT (for SB finish).
• Item 3: Filtration equipment
• Item 4: Laminator UNIVERSAL LAMINATOR UL 2931
• Item 5: a lot of spare parts (contact rollers, billyrollers)
• Additional equipment: tables and pallet stacks
• Year of production: 2007
• Hours: 37000
• Machine working.


1.2.1 ITEM 1: First machine: 1 TIMESAVERS, 71 series-1600-WW-RT
General description: Grinding machine with two wide abrasive belt top contact rollers for grinding and finishing of stainless steel coils, NO. 4 FINISH.
Operation:
• Load meter indicates percentage of head motor load, allowing full use of available horsepower.
• Mitsubishi E 1070 Control unit including:
• Electronically digital feed speed read-out in mm/min.
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• Electronically digital thickness set-up read-out in mm.
• EMC-Filter (For the fluctuations in the electrics).
1st Head for No. 4 finish:
• Contact roller: 280 mm diameter with special vulcanised oil and heat resistant rubber, 55 Shore, with special profile groove.
• Heavy duty grinding head.
• Fine adjustment in height of the head with a precision of 0.01mm to change pressure or for abrasive belt thickness.
• The displacement can be readout on the dial indicator.
• Outboard support: quick release M20 bolt that locks and unlocks for quick change of abrasive belts and provides rigid support of the grinding head.
• Abrasive belt tension: air operated and activated by thumb switch. Air tensioning automatically compensates for belt stretch.
• Machine cannot be started unless belt is tensioned.
• Abrasive belt tracking: an electronic system automatically keeps the fast revolving abrasive belt on the head.
• Belt trimmer: lever to correct mistracking of the belt.
• Tracking limit switch safety stops grinding head in the event of tracking failure.
• Frequency controlled mainmotor 45 kW, 8-22 m/sec to achieve different finishes.

2nd Head for no. 4 finish:
(Specifications identical to the 1st head: 280 mm contact roller, 45 kW frequency controlled motor, etc.)

Technical specifications (Item 1):
• Max. working width: 1600 mm.
• Abrasive belt dimensions: 1600 x 2620
• Working height opening: 0.5-50 mm.
• Feed speed (frequency controlled): 0-30 m/min.
• Main motors (1st & 2nd head): 45 kW each.
• Total Installed power of system: Approx. 100 kW.
• Weight of machine: 9000 kg.
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ITEM 2: Second machine: TIMESAVERS, 71 series-1600-BB-RT
General description: Brushing machine with two BRUSH units for SB Scotch-brite brush finish.
Brush Head Specifications (1st & 2nd Head):
• Scotch-Brite brush 400 mm diameter.
• Motorised height adjustment.
• Oscillation: adjustable from 200 to 700 oscillations per minute.
• Mainmotor 22 kW per head, frequency controlled.


Technical Specifications (Item 2):
• Max. working width: 1600 mm.
• Brush dimension outside: 400 mm.
• Working height opening: 0.5-80 mm.
• Brush oscillation motor: 3 kW.
• Weight of machine: 12000 kg.