PS fast food box line
Ⅰ 105/120 PS foam sheet extrusion line includes the following components
Ⅱ Main parameters
|
Item |
Unit |
Parameter |
Remark |
| Model |
FS-FPP105-120 |
||
| Applicable materials |
GPPS granule |
||
| Thickness of product |
mm |
1-4 |
|
| Width of sheet |
mm |
540-1200 |
|
| Foaming rate |
12-20 |
||
| Bulk weight of product |
Kg/m³ |
50-83 |
|
| Thermal conductivity of product |
W/m.k |
0.021-0.038 |
|
| Output |
kg/h |
150-200 |
|
| Rated power |
Kw |
200 |
|
| Power supply |
three phase 380v/50Hz |
||
| External dimension |
mm |
26000×7000×3000 |
|
| Complete machine weight |
Ton |
About12 |
Ⅲ Production flow chart
A． Automatic feeding system
1. Feeding style
Spiral feeding
2. Main parameters
| Hopper capacity of the mixer (kg) |
300 |
| Motor Power of the mixer（kw） |
3 |
| Feeding capacity of the feeder (kg/h) |
200 |
| Motor power of the feeder (kw) |
1.5 |
B. The first stage extruder
1. Screw and barrel materials
38CrMoAlA nitrogen treatment
2. Main motor style
AC-motors with frequency converters
3. Speed reducer
Extruder dedicated reducer，hard tooth surface，high torque，and low noise
4. Heater
Aluminum casted heater, solid-state relay contactless output, intelligent temperature controller control temperature
5. Technical parameters
| Driving motor power（kw） |
55 |
| Diameter of screw bolt（mm） |
Φ105 |
| L/D ratio of screw bolt |
34：1 |
| Max rev of screw（rpm） |
30 |
| Number of heating zones | 10 |
| Heating power （kw） |
40 |
C． Blowing agent injecting system
1. Sort of pump
Plunger type high precision and high pressure measuring pump, to match one-way valve to control, the injection volume is controlled by plunger lift
2. Main technical parameters
| Sort of blowing agent |
butane or LPG |
| Metering pump flow |
40（L／H） |
| Injection high pressure |
30（Mpa） |
| Pressure gauge |
0-40（Mpa） |
| Motor power |
3（kw） |
D． Non-stop machine hydraulic automatic replace filter system
Hydraulic quickly net changing device
Main parameters
| Oil pump motor power |
4（kw） |
| Oil pump max pressure |
20（Mpa） |
| Filter net quantity |
4（piece） |
| Heating power |
8（kw） |
E． The second stage extruder
1. Screw and barrel material
38CrMoAlA nitrogen treatment
2. Main motor style
AC-motor with frequency converters
3. Speed reducer
Extruder dedicated reducer，hard tooth surface，high torque，and low noise
4. Heater
Aluminum casted heater, solid-state relay contactless output, intelligent temperature controller control temperature ，Cooling water device in heater .
5. Cooling and temperature-reduction style Circulating water cooling ，automatic bypass system.
6. Technical parameters
| Driving motor power（kw） |
55 |
| Diameter of screw bolt（mm） |
Φ120 |
| L/D ratio of screw bolt |
34：1 |
| Max rev of screw（rpm） |
30 |
| Number of heating zones |
13 |
| Heating power（kw） |
50 |
6. Technical parameters
F. Extruder head and mold
1. Structure
Round of the extruder head，mold mouth can adjust，head with a pressure gauge and pressure output alarm device. The head heater with water cooling .
2.Material
High quality tool steel，heat-treated，flow channel surface roughness： Ra0.025μm
3. Main technical data
| Diameter of mold orifice |
According to the order contract |
| Quantity of temperature control zones |
2 |
| Accuracy of temperature control |
±1（℃） |
| Heating power |
5（kw） |
G. Shaping cooling and cutting system
1. Shaping style：shaping barrel
2.Cooling style：shaping barrel cools with water and external wind-ring
3.Structure：shaping barrel, cutting knife and rack components
4.Main technical parameters
| Shaping barrel size（mm） |
According to the order contract |
| Blower power（kw） |
Three phrase0.55 |
H． Pulling system
1.Pulling style：four-roller parallel pull, compress with air drive
2.Driving motor form：AC-motor, frequency conversion velocity modulation, speed reducer changes speed
3. Main parameters
| Pulling roller quantity（piece） |
4 |
| Pulling roller size （mm） |
Φ260×1300 |
| Motor power （kw） |
1.5 |
I. Electrostatic elimination system
Adapt to tod type ion rod electrostatic elimination system, working volt is 7KV above, can produce high effective and powerful ion wind, effectively eliminate electrostatic danger.
J.Winding system
1.Form
Double-arm air shaft type
2.Main technical parameters
| Coiling weight（kg） | Maximum40 |
| Coiling diameter （mm） | Max 1100 |
| Length control | Meter counter control, adjust length |
| Driving motor | Torque motor 8n.m×2 sets |
K. Electric control system
Heating control cabinet of the first stage extruder：one set
Heating control cabinet of the second stage extruder：one set
Winding control cabinet：one set
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