The process is carried out under high vacuum in a closed chamber, in which several boots located under a process roller are used to evaporate aluminium wires. This material condensates on the web, running close by these boots.
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- Machine Code
- ME77
- Manufacturer
- GALILEO
- Modello
- MEGA 2410
- Year
- 2002
- Overhaul/renovation
- 2014 The evaporation boats are controlled by a separate cabinet with Eurotherm drives. It was installed with Eurotherm Thyristorunit , in 2014 was completely replaced with the latest technology , Eurotherm E-power converters along with new HMI
- Working width (mm)
- 2400
- Materials
- Polyester Film ( 8to65my) ; BOPP Film (8 to50my) ; CPP Film (15 to 75 my). Paper (50gsm to 175gsm ) If thickness is higher then machine speed needs to be reduced.
- Speed
- 90-840m/min (min/max mechanical speed )
- Max diameter reel unwinder
- 1000
- Max diameter reel rewinder
- 1000
- Evapouration Boots
- 27/ 120 x35 x10
- Pumping down time
- 10g/min max quantity of evaporated Alu per boat
- Pumping system
- -3 independent vacuum chambers with independent pumping systems to increase the efficiency of the vacuum. Metallization chamber : -3 Diffusion pumps capacity 50.000 l/s - 1 Roots pumps 5500 m3/h - 1 Cryogenic panel 200.000l/s - 1 Polycold PFC 1100 - 2 pump with rotating piston , 505 m3/h Rewinding chamber: 2 roots pumps 13.000 m3/h capacity 1 roots pumps 5500 m3/1 1 cryogenic panel 200.000 l/s 1 polycold PFC 1100 2 pump with rotating piston 505 m3/h Guard chamber 1 roots pumps 2400 m3/h 1 roots pumps 1000 m3/h
- Polycold
- 2
- Note
- -Material deposited Alu (diam of Aly wire 1.6mm ) ( recommended 99.8% purity) -Output 20 tons per day ( calculated for 12 mic Polyester Film in max width ) -min width 1200mm/max 2400mm core - core id : 6 inch - unwinding tension range /tension on capstan unit : 3.5 to 65kg / 90 kg -diam of process roller 500mm - additional Cooling System Corema Chilling unit for main process drum (-20 C) - PLC, Drives & Control : Siemens S7 with Simoreg Drives for the machine and process control, via supervision PC .The evaporation boats are controlled by a separate cabinet with Eurotherm drives. -max absorbed power (approx ) 340 kw - 2carriages for faster loading and unloading operations. ( first one on rewinding system, second on the evaporation system which is fully extractable from the machine body to facilitate the cleaning procedure ) - Optical control RF -Digitally control rewinding unit -two ceramic plated rollers, 2 bowed spreader rollers, oscillating arm on the rewinder with tension sensing control system. - Hydraulically driven robotic handling system by ICAP Group for the loading of the jumbo roll and unloading of the finished rolls. - 3 air shafts
| Machine Code | ME77 |
| Manufacturer | GALILEO |
| Modello | MEGA 2410 |
| Year | 2002 |
| Overhaul/renovation | 2014 The evaporation boats are controlled by a separate cabinet with Eurotherm drives. It was installed with Eurotherm Thyristorunit , in 2014 was completely replaced with the latest technology , Eurotherm E-power converters along with new HMI |
| Working width (mm) | 2400 |
| Materials | Polyester Film ( 8to65my) ; BOPP Film (8 to50my) ; CPP Film (15 to 75 my). Paper (50gsm to 175gsm ) If thickness is higher then machine speed needs to be reduced. |
| Speed | 90-840m/min (min/max mechanical speed ) |
| Max diameter reel unwinder | 1000 |
| Max diameter reel rewinder | 1000 |
| Evapouration Boots | 27/ 120 x35 x10 |
| Pumping down time | 10g/min max quantity of evaporated Alu per boat |
| Pumping system | -3 independent vacuum chambers with independent pumping systems to increase the efficiency of the vacuum. Metallization chamber : -3 Diffusion pumps capacity 50.000 l/s - 1 Roots pumps 5500 m3/h - 1 Cryogenic panel 200.000l/s - 1 Polycold PFC 1100 - 2 pump with rotating piston , 505 m3/h Rewinding chamber: 2 roots pumps 13.000 m3/h capacity 1 roots pumps 5500 m3/1 1 cryogenic panel 200.000 l/s 1 polycold PFC 1100 2 pump with rotating piston 505 m3/h Guard chamber 1 roots pumps 2400 m3/h 1 roots pumps 1000 m3/h |
| Polycold | 2 |
| Note | -Material deposited Alu (diam of Aly wire 1.6mm ) ( recommended 99.8% purity) -Output 20 tons per day ( calculated for 12 mic Polyester Film in max width ) -min width 1200mm/max 2400mm core - core id : 6 inch - unwinding tension range /tension on capstan unit : 3.5 to 65kg / 90 kg -diam of process roller 500mm - additional Cooling System Corema Chilling unit for main process drum (-20 C) - PLC, Drives & Control : Siemens S7 with Simoreg Drives for the machine and process control, via supervision PC .The evaporation boats are controlled by a separate cabinet with Eurotherm drives. -max absorbed power (approx ) 340 kw - 2carriages for faster loading and unloading operations. ( first one on rewinding system, second on the evaporation system which is fully extractable from the machine body to facilitate the cleaning procedure ) - Optical control RF -Digitally control rewinding unit -two ceramic plated rollers, 2 bowed spreader rollers, oscillating arm on the rewinder with tension sensing control system. - Hydraulically driven robotic handling system by ICAP Group for the loading of the jumbo roll and unloading of the finished rolls. - 3 air shafts |
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