Double Drum JR 300 Wärtsilä Rewinder 3200mm
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- Product ID: VAK10383
- Name: Double Drum JR 300 Wärtsilä Rewinder 3200mm
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THE SALE OF THIS REWINDER IS CURRENTLY ON HOLD!
Double Drum JR 300 Wärtsilä Rewinder 3200mm
TECHNICAL INFORMATION
Used paper quality | SC 40 – 65gsm |
Cutting width | Max. 3200mm Min. 600mm |
Design speed | 25m/s (1500m/min) |
Operational speed | 25m/s (1500m/min) |
Max. acceleration andretardation |
0,3 m/s2 |
Max. web tension | 700 N/m (on coated paper 1000N/m) |
Rolling reject | |
Diameter inside, min. | 76,2mm |
Diameter outside, min. | 103mm |
Hand | Drive to the left, looked fromthe web direction |
UNWINDER PART
Output roll
* Diameter max. :1500mm
* Diameter min. :500mm
* Length max. :3200mm
* Length min. :400mm
* Weight :max. 6000kg
Usage and web tension
control :Hydraulic motors
Unwinder Clamp :1 pair, pneumatic 3”
(with extra parts 6”)
Clamp lift, landing
and logical shift :Electrical
CUTTING PART
Cutting table
* Roll diameter :198mm
* Cover material :Anodized aluminum
Cutting blade
Number :4 pairs
Upper knife :diameter 190mm, tool steel
Bottom knife :diameter 250mm, hard metal
On-off adjustment :pneumatic
Knife pressure adjustment :pneumatic
Blade motor :4 x 1,9kW invert-control squirrel gage motor
:Type DK137-76-2
Knife shift :TWINPOSIT, manual shift
Band nozzle
Bandwidth :max. 100mm
:min. 20mm
ROLLING PART
Finished rolls
* Roll weight :max. 4000kg (normal station)
:max. 6000kg (heavy station)
*Diameter :max. 1500mm
:min. 600mm
*Length :max. 3200mm
:min. 400mm/500mm (normal/heavy)
Guide Roll :Diameter 700mm x 3450mm
* Cover material :Steel
* Roll surface :Spiral grooving
* Emergency brake :Hydraulic disc brake
Rolling rolls :Diameter 850mm x 3450mm
* Number :2 pieces
* Cover material :Steel
* Roll surface :Spiral grooving
* Emergency brake :Hydraulic disc brake
ELECTRIC DRIVE OF THE UNWINDER
TECHNICAL DESCRIPTION
Manufacturer :Wärtsilä (JR 300)
Speed :25m/s (1500m/min)
Width :3200mm
Paper Grammage :30 – 65gsm
Paper Thickness :1200kg/m3
Output Roll :1500mm, J= 1908kgm2
Leading Roll
Rolling Rolls :2 pieces, 850mm, J= 578kgm2
Finished Roll :1500mm, J= 1908kgm2
Accelerating time :83,3s
Retardation time :83,3s
Web tension :0,7kN/m
Mains Voltage :3 x 525V (-5 … +10%)50 Hz
Driving Voltage :220V (-5 … +10%) 50Hz
Limitings :IEC
MOTORS WITH EQUIPMENT
Anchor Voltage :600V
Magnetization voltage :220V
Cooling type :IC 17
Housing :IP 23