Thermal
paper coating machine
-
Application: thermal
paper coating
machine
Basis weight of base paper: 40-150gsm
The moisture of the base paper: 4-7%
The machine deckle:
2640mm
The dynamic balance speed: 600m/min
The working speed:
450-500m/min
Coating system:
blade/rod coater for front coating + roll coater for back coating
Unwinder & winder:
auto splicing device for paper web auto joint
Drying system: air
floating drying system automatic temperature control
The steam pressure
required: 0.8-1.0Mpa
Finishing mode:
soft nip calander + dryer cylinder finishing
Tension control: high
precision DFE loadcell control
Electrical control system: Siemens
PLC system
Power supply:
3 phase*380V/50Hz
Control voltage:
220V/50Hz & 24 VDC
Compressed air required: 0.6MPa,
Dewatered with filtration treatment
2.
The parameter of the process
|
Coating method
|
Coating deposit[gsm]
|
Solid content [%]
|
|
Design range
|
Coating Precision
|
Drying capacity
|
Design range
|
Operation condition
|
Drying capacity tested
by
|
|
1# blade coater
（
base
coating ）
|
6-12
|
8±0.6
|
8
|
45-60
|
50-55
|
55
|
|
2# blade coater
（
thermal
chemical coating）
|
2.5-6
|
4±0.6
|
4
|
28-45
|
30-40
|
35
|
|
3# roll coater
（
back
water）
|
3
|
2-3
|
3
|
|
|
|
