0.2 to 2
2 to 20
5 to 50 (considered standard)
10 to 90
Range is set by changing gear boxes.
1 to 70 m/min
No change of gearbox required.
1 to 50 m/min
No change of gearbox required.
Operator controls
Conventional knobs & switches.
Colour touch screen (HMI).
Colour touch screen (HMI).
Operator language
Multilingual on HMI.
Multilingual on HMI.
Electrical control cabinet
External floor or wall mounted.
Integral control panel.
Remote floor standing control panel.
Web width
Up to 300mm.
Up to 300mm.
Up to 300mm.
Applicator diameter, mm
67.5 or (100 for gravure design cylinder).
81mm – 100mm for gravure design.
81mm – 100mm for gravure design.
Drive
Single ac motor.
2 x servo motors.
2 x servo motors.
Speed control
Frequency inverter analogue setting.
Servo controllers digital setting.
Servo controllers digital setting.
Dimensions, L-W-H, m
2 – 1 – 2.3
2.4 – 1 – 1.8
2.4 – 1 – 1.8
Max reel diameter, mm
300
300
300
Max reel wt, Kgs
25
60
60
Web tension range, Kg
5 – 10
1 – 20 kg
1 – 20 kg
Tension control
Manual
Manual
Automatic closed loop loadcell.
Unwind & rewind
Removable self-locking chuck.
Cantilevered self-locking chuck
Pneumatic chucks also available.
Cantilevered self-locking chuck
Pneumatic chucks also available.
Unwind brake
Calliper
Pneumatic
Magnetic particle brake.
Rewind clutch
Pneumatic
Pneumatic
Magnetic particle clutch.
Operating noise level dB @ 1m
>75
70
70
Dryer tunnel length, mm
600
900
900
Number of nozzles
5
11
11
Max nozzle velocity, m/s
1
5
5
Nozzle gap, mm
1 to 2
1 to 2
1 to 2
Inlet and exhaust duct dia., mm
50
100
100
Heater power, Kw
11
11
11
Air flow adjustment.
Nozzle gap & dampers.
Nozzle gap & dampers.
Nozzle gap & dampers.
Vapour removal
Exhaust duct to front and rear of coating tray. Exhaust duct on dryer inlet & outlet.
Enclosed coating area with exhaust. Integrated exhaust duct at back of dryer.
Enclosed coating area with exhaust. Integrated exhaust duct at back of dryer.
Coating area extraction certified to :
ATEX
ATEX & NFPA
ATEX & NFPA
Dryer threading
Removable bottom plate allowing threading from below tunnel.
Clam shell type, with pneumatic opening for easy threading.
Clam shell type, with pneumatic opening for easy threading.
Dryer tunnel insulation
None
12mm silicone foam (low heat loss).
12mm silicone foam (low heat loss).
Dryer ducting
50mm flexible silicone hose.
100mm flexible silicone hose.
100mm flexible silicone hose.
Installation steps
Position and level bench.
Position ROKO base onto bench & fix.
Position and fix dryers to framework.
Position & fix electrical cabinet & supply fan.
Connect power cable to cabinet.
Connect all electrical cables between base unit and cabinet and supply fan.
Fit hosing / ducting between supply fan & dryers.
Connect compressed air & water lines.
Position and level machine.
Connect power cable to machine (integral cabinet).
Connect compressed air & water lines.
Position & level machine.
Connect power cable to machine.
Connect compressed air & water line.
Route & connect control cables from VCML to control panel.
