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LÖWER DSM 2004 Video

Number of sanding units: 4 pcs
Sanding width: 190 mm
Maximum sanding height: 180 mm
Control system: Yes
Weight: 3300 kg
Dimensions (L/W/H): 2600 x 920 x 1890 mm
Extraction port diameter: 2 x 180 mm, 2 x 120 mm
Double-sided sanding machine Löwer DSM 2004
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4-belt sanding machine with top/bottom disc unit

Manufacturer's description:
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Double-sided four-belt single-piece wood sanding machine for sanding solid wood, e.g. window scantlings etc. Robust premium design with innovative features. Suitable for high-duty cycles even with higher material removal rates.
- Consecutively arranged sanding units for pre-sanding, fine sanding, and finish sanding, each from above and below
1st belt sanding unit with heavy-duty steel roller
2nd belt sanding unit with rubber-coated roller and shoe
3rd finishing unit with fiber brush (see special accessories below)

- Direct-drive sanding rollers for slip-free power transmission
- Maintenance-free, wear-free CERMET-coated sanding shoes with excellent thermal conductivity and dimensional stability
- External cooling of the sanding zones for cooler grinding and longer belt life
- Forced pneumatic controlled sanding belt oscillation
- Effective sanding dust extraction directly at the sanding rollers
- Dust extraction for airborne dust at tension rollers
- Integrated brushing and finishing units with large dust extraction device
- Motorized sanding thickness adjustment via precision ball screws and generously dimensioned linear ball bearings on hardened and ground precision shafts with dust and dirt protection
- Material removal setting below via precision spindle with scale ring display (resolution 0.1 mm)
- Sanding belt tensioning via pneumatic cylinder with constant tension pressure
- Quick sanding belt change via pneumatic belt release in seconds
- Adjustable sanding belt tracking during belt change
- Electro-pneumatic compressed air monitoring
- Infeed protection via contact roller for over-thick workpieces
- Workpiece transport via calibrated, non-slip and adhesive transport belts over heavy cast tables with finely planed surface and spring-loaded pressure rollers with fine adjustment
- Universal joint drive shaft for smooth, even workpiece transport
- Feed gear motor with stepless speed control, 4–20 m/min
- All motors electrically protected
- Ergonomically arranged control elements
- Digital thickness display (0.1 mm resolution) with modern magnetic tape system

Technical data:
- Sanding belt speed: 22 m/s
- Sanding belt length: 1,800 mm
- Sanding belt width: 200 mm
- Working width: 190 mm
- Sanding thickness: 2–180 mm
- Four braking motors for drive: 5.5 kW
- Feed motor: 1.5 kW
- Feed speed: 4–20 m/min
- Automatic height adjustment: 0.37 kW
- Two brush units with fiber brushes D 120 x 200 mm, 0.37 kW each
- Extraction ports: 2 x 180 mm, 2 x 120 mm
- Extraction air speed: 20 m/s
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- Pneumatic connection: 6 bar
- Working height: 870 mm
- Length (with soft disc 2,740 mm): 2,600 mm
- Length with control panel (with soft disc 3,035 mm): 2,985 mm
- Width: 880 mm
- Height: 1,910 mm
- Weight: approx. 3,300 kg
- Operating voltage: 400 V, 50 Hz, 3P
- CE compliant

Equipped with the following options:

- Sanding belt air jet for 4-belt system via nozzles directly at the radii ...

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