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Jotes Spa 25/63 Surface grinding machine

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Jotes Spa 25/63 Surface grinding machine

Manufacturer Jotes
Model Spa 25/63
Year 1984
Location Poland PL
Category Grinding machines - surface grinders
Product id P90320184

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About this seller

Client type Dealer
Active since 2010
Offers online 135
Last activity May 29, 2020


Table length250.0 mm
Table width630.0 mm
CNC type
Max piece weight200.0 kg
Wheel diameter250.0 mm
Wheel width40.0 mm
Wheel bore
Max. wheel speed2900 rpm
Power13.0 kW
Length x width x height 3130.0 mm × 3140.0 mm × 188.0 mm
Weight3100.0 kg
Worked hours
Hours under power
State good
At local norms ---------


The JOTES SPA 25/63 surface grinding machine was produced in 1984 by Fabryka Szlifierek PONAR-ŁÓDŹ.

Technical data for the JOTES SPA 25/63 grinder:
- table size: 250 x 630 mm
- maximum grinding width, grinding wheel: 250 mm
- maximum grinding width without grinding wheel: 315 mm
- maximum grinding length: 630 mm
- grooves for fixing in the table: 1 pc.-14 H7 mm, 2 pcs.-14 H12 mm
- maximum distance between the area table and spindle axis for manual column movement: 500 mm
- the smallest distance between the table surface and the spindle axis: 75 mm
- maximum height of the workpiece with a diameter of 250 mm: 370 mm
- the smallest longitudinal travel of the table (hydraulic): 80 mm
- maximum weight of the workpiece: 200 kg (electromagnet on the table)
- range of infinitely adjustable table speed: 2-25 min.
- the amount of manual table advance for one turn of the wheel: 20 mm
- the largest horizontal column travel: 290 mm
- range of infinitely adjustable column travel speed: 0.2-3 m / min.
- range of infinitely adjustable column movement amount for each table pitch: 9.5-20 mm
- size of the manual cross-travel of the column for: 1 plot - 0.02 mm, 1 turn of the circle - 3 mm
- the amount of manual grinding of the grinding wheel into: 1 plot - 0.003 mm, 1 rotation - 1 mm
- minimal automatic grinding wheel infeed: 0.002 mm
- maximum automatic grinding wheel: 0.05 mm
- speed of accelerated grinding wheel: 0.3 m / min.
- grinding spindle revolutions: 2900/1445 rpm.
- supply voltage: 380 V
- control voltage: 220 V
- power supply: 13 kW
- hole for attaching the grinding wheel: 6 mm
- diameter of the new grinding wheel: 250 mm
- diameter of the grinding wheel: 135 mm
- grinding wheel width, normal: 25 mm
- grinding wheel width, maximum: 40 mm
- grinding wheel width, minimum: 16 mm
- dimensions of the machine (length x width x height): 3130x3140x188 mm
- weight: 3100 kg

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