Three-layer co-extrusion sheet mainly uses three extruders or two extruders working at the same time to form three layers of three materials at one time, which greatly improves production efficiency, shortens production period, reduces energy consumption in the production process, and reduces costs.
| 1． | SJ-120 / 33 single screw extruder | 1set |
| 2 | SJ-65 / 33 single screw extruder | 2set |
| 3． | Mold and net changing device | 3sets |
| 4． | L=1400MM three-roller optical press | 1set |
| 5． | Roller temperature control system | 1set |
| 6． | Cooling bracket | 1 set |
| 7． | Traction machine | 1 |
| 8． | winding machine | 1 |
| 9． | Complete electrical control system | 1et |
PE PP Three-layer Co-extrusion Board Machine mainly produces sheets with PE/PP as plastic raw materials. The products produced are corrosion-resistant, moisture-proof, and have certain flexibility. They can be used in packaging, medical, construction and other industries.
PE PP Double-layer Co-extrusion Board Machine-SJ-120 / 33 single screw extruder
Screw barrel and temperature control
| Screw material | 38CrMoAL, nitride steel |
| Screw hardness | HV950 |
| Machine cylinder material | Drum wear-resistant material, nitride steel |
| Machine cylinder hardness | HV 1050 |
| Screw diameter | 120mm |
| draw ratio | 33/1 |
| Power of main motor | 90KW |
| Bottle heating method | Casting aluminum or ceramics |
| Temperature control mode | Automatic temperature control, fan forced cooling |
SJ-65 / 33 single screw extruder
Screw barrel and temperature control
| Screw material | 38CrMoAL, nitride steel |
| Screw hardness | HV950 |
| Machine cylinder material | Drum wear-resistant material, nitride steel |
| Machine cylinder hardness | HV 1050 |
| Screw diameter | 65mm |
| draw ratio | 33/1 |
| Power of main motor | 37KW |
| Main engine heating of the total power | 20KW |
| Bottle heating method | Casting aluminum or ceramics |
| Temperature control mode | Automatic temperature control |
Hydraulic net changer
| specifications | Net diameter: 150mm |
| hydraulic pressure station | independent control |
| hydraulic fluid | 60 # Above |
| pumping power | 2.2KW |
| hydraulic component | Adopt Taiwan |
| pressure pickup | Adopt domestic brands |
Mold
| structure | Frack flow channel, T mold |
| material quality | High quality mold steel |
| The flow channel inside the mold is chrome-plated, and the minimum thickness of the chrome-plated layer is 0.03-0.05mm | |
| Polished to mirror (Ra 0.1 um, Ra 0.05 um) | |
| die width | 1250mm |
| Product thickness | 0.3-2.5mm |
Three calendar
| Roller diameter | 450mm |
| Effective width of roller | 1400mm |
| Roller material | 45 Steel |
| Roller structure | Qingdao roller making or Xuzhou Saite machinery special multi-flow channel design |
| axiality | ≤0.005mm |
| Roller finish | Ra ≤0.016um |
| Roller surface hardness | HRC58-62 |
| Chrome thickness | 0.08mm |
| Transmission deceleration box | Redson or Felocca brand |
| transmission power | 3×2.2KW |
| Speed control | Ying wei teng |
| Three-roller clearance adjustment mode | Cylinder adjustment, safety emergency stop switch, synchronous control system. |
| Three roll form | Slant 45° type |
| Three roll wall board | Integral steel plate welding processing |
| Three-roller centering roller bearing | Ha axis or tile house shop |
| revolving joint | Sino-foreign joint venture |
Cooling bracket
| The length of the bracket | 6 Meters |
| Hollers (unpowered) | Quality stainless steel roller |
| specifications | Φ 75×1400mm |
Tractor
| specifications | Ф220×1400mm |
| material quality | Nitrile roller |
| transmission | reduction box |
| power | 2.2Kw |
| control | Wei Chuang frequency conversion control |
| Step up the way | pneumatic |
cutting machine
a. Cutting width: 1000MM
b. Motor power: 2.2KW
c. Cutting control: Electric
d. Metering method: Korean Autonics encoder
e. Cutting length: Adjustable
Address
No. 88 Shandong Road, Beiguan Industrial Park, Jiaozhou City, Qingdao, Shandong Province, China
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