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Timesavers 71 series wet grinding / polishing line

Timn Scope 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: Extensive set of spare parts (contact rollers, billyrollers)
• Additional equipment: tables and pallet stacks
• Year of manufacture: 2007
• Operating hours: 37,000
• Machine in working condition.

1.2.1 ITEM 1: First Machine: 1 TIMESAVERS, 71 series-1600-WW-RT
General Description: Grinding machine equipped with two wide abrasive belt top contact rollers for grinding and finishing stainless steel coils to a NO. 4 finish.
Operation:
• Load meter indicates percentage of head motor load, allowing full utilization of available horsepower.
• Mitsubishi E 1070 Control unit including:
• Electronically digital feed speed read-out in mm/min.
• Electronically digital thickness set-up read-out in mm.
• EMC Filter (for fluctuations in the electrical supply).
1st Head for No. 4 finish:
• Contact roller: Ø280 mm, with special vulcanized oil and heat-resistant rubber, 55 Shore hardness, with special profile groove.
• Heavy-duty grinding head.
• Fine height adjustment of the head, precision to 0.01 mm for pressure or abrasive belt thickness adjustment.
• Displacement can be read out on the dial indicator.
• Outboard support: quick-release M20 bolt for fast abrasive belt changes and rigid head support.
• 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: electronic system automatically keeps the high-speed abrasive belt on the head.
• Belt trimmer: lever to correct belt mis-tracking.
• Tracking limit switch: safety stops the grinding head in case of tracking failure.
• Frequency-controlled main motor, 45 kW, 8-22 m/sec for achieving different finishes.

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

Technical Specifications (Item 1):
• Max. working width: 1600 mm
• Abrasive belt dimensions: 1600 x 2620 mm
• 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: Approx. 100 kW
• Machine weight: 9,000 kg
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ITEM 2: Second Machine: TIMESAVERS, 71 series-1600-BB-RT
General Description: Brushing machine equipped with two brush units for SB Scotch-Brite brush finish.
Brush Head Specifications (1st & 2nd Head):
• Scotch-Brite brush: Ø400 mm
• Motorized height adjustment
• Adjustable oscillation: 200 to 700 oscillations per minute
• Frequency-controlled main motor, 22 kW per head

Technical Specifications (Item 2):
• Max. working width: 1600 mm
• Brush diameter: 400 mm
• Working height opening: 0.5-80 mm
• Brush oscillation motor: 3 kW
• Machine weight: 12,000 kg

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