3D filament extruder
3D Printing Filament Extrusion Line
Turnkey 3D printing filament extrusion line with single-screw extruder, precision die, vacuum and cooling stages, online diameter monitoring, haul-off, accumulator, and servo winder. Suitable for PLA, ABS, PE, PETG, TPU and similar consumables.
Key features
- Complete 8-module production line from extrusion to winding
- Typical output 20–30 kg/h (material and formula dependent)
- Materials: PLA, ABS, PE, PETG, TPU
- Footprint about 15 m (L) × 1.5 m (W) × 2.5 m (H)
- Indoor install: 0–40 °C, ≤85% RH (no condensation)
- Power: 3-phase 380 V, 50 Hz; installed power about 40 kW
Technical specifications
| Parameter | KBL45/28 line |
|---|---|
| Line model | KBL45/28 single-screw extrusion line |
| Included modules (×1 each) | Single-screw extruder; 3D filament die; vacuum cooling tank; 304 stainless cooling tank; single-axis diameter gauge; haul-off with hot-air dryer; 8 m horizontal accumulator; servo filament winder |
| Compatible materials | PLA, ABS, PE, PETG, TPU |
| Output capacity | 20–30 kg/h |
| Screw diameter / L/D | Ø45 mm / 28:1 |
| Screw & barrel material | 38CrMoAlA, nitrided 0.5–0.70 mm (≥ HV850) |
| Barrel heating zones | 4 zones, 50–350 °C (die-cast aluminum heaters, fan cooling) |
| Main extruder motor | 5.5 kW servo motor with AC drive |
| Die material / finish | S136 stainless, mirror polish; short flow path, minimal dead zones |
| Constant-temperature water tank | Total length 4000 mm (hot section 1600 mm + warm section 1600 mm); 304 stainless; heating 9 kW × 2; pumps 65 W × 2 |
| Cooling water tank | 304 stainless; circulation length about 3000 mm; pump 65 W |
| Diameter gauge | Accuracy 0.001 mm; real-time online monitoring |
| Haul-off machine | 4 PU-coated wheels; 0.75 kW servo; speed 0–300 m/min; hot-air blower 1.1 kW |
| Wire accumulator | 8000 mm length × 2000 mm height; ABS guide wheels; ~150 m storage |
| Winder | Servo positioning; 1.5 kW spindle motor; pneumatic roll change; length set-point stop/alarm |
| Cooling water supply | ≤ 20 °C, ≥ 0.3 MPa, about 25–35 m³/h |
| Compressed air | ≥ 0.6 MPa (0.6–0.8 MPa recommended) |
| Lubrication | L-CKC220/320 industrial gear oil (reference fill ~170 kg) |