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WJ250-2500-II Five-layer Corrugated Cardboard Production Line
The WJ250-2500-II Five-Layer Corrugated Board Production Line is designed for high-speed, precise, and energy-efficient cardboard manufacturing. With a maximum width of 2500 mm and production speed up to 250 m/min, it ensures consistent cutting accuracy, stable bonding, and excellent paper quality. Ideal for large-scale corrugated packaging plants requiring reliable performance and efficient operation.
product details
Technical Specifications of Corrugated Board Production Line
Model: WJ250-2500-II — Five-Layer Corrugated Board Production Line
| No. | Description | Specification |
|---|---|---|
| 1 | Maximum Production Width | 2500 mm |
| 2 | Designed Production Speed | 250 m/min |
| 3 | Working Speed (3-Ply) | 160–220 m/min |
| 4 | Working Speed (5-Ply) | 150–200 m/min |
| 5 | Working Speed (7-Ply) | — |
| 6 | Maximum Paper Change Speed | 150 m/min |
| 7 | Longitudinal Cutting Accuracy | ±1 mm |
| 8 | Cross Cutting Accuracy | ±1 mm |
Notes:
When operating at a production width of 2500 mm and a temperature of 175°C, the following paper specifications are recommended to ensure surface heating and bonding quality.
| Paper Type | Grammage (g/m²) | Ring Crush Index (N·m/g) | Moisture Content |
|---|---|---|---|
| Linerboard | 100–180 g/m² | ≥8 | 8–10% |
| Medium Paper | 80–160 g/m² | ≥5.6 | 8–10% |
| Inner Liner | 90–160 g/m² | ≥6 | 8–10% |
| No. | Description | Specification |
|---|---|---|
| 9 | Corrugation Combination | A & C & B Flute (customizable) |
| 10 | Steam Requirement | Max pressure: 16 kg/cm², normal use: 10–12 kg/cm², consumption: 400 kg/hr |
| 11 | Power Requirement | AC380V 50Hz 3PH, total installed capacity: 300 kW, average running power: 180 kW |
| 12 | Compressed Air | Max pressure: 8 kg/cm², normal use: 5–7 kg/cm², consumption: 1 m³/min |
| 13 | Space Requirement | Lmin 85 m × Wmin 8 m × Hmin 5 m (subject to final layout approval) |
Customer’s Preparation Requirements
- Steam Heating System:
Recommended 4000 kg/hr boiler, working pressure 1.25 MPa, with steam pipeline connection. - Air Supply & Pneumatic Piping:
Includes compressed air lines, glue transport, and control air circuits. - Electrical System:
Customer provides power cables, conduit, and grounding. - Water Supply:
Includes pipelines, water tank, and pump. - Facilities Construction:
The workshop, electrical, water, and foundation must be completed before equipment installation. - Raw Materials:
Include starch, caustic soda, industrial borax, and other adhesive additives. - Lubrication & Oil:
Customer prepares lubrication oil, hydraulic oil, and grease. - Installation Support:
Customer to provide lifting equipment, labor, accommodation, and transportation; supplier assists with on-site installation and technical guidance.
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- Dongguang County Jiuzhou Carton Machinery Co., Ltd.