This line produces heat-resistant hoses made from a 3-layer PERT-Adhesive-PERT material. Here:
- PERT is a high-temperature resistant polyethylene pipe.
- Adhesive is the bonded layer.
- EVOH is an ethylene vinyl alcohol copolymer layer.
General Information about the Line
- Raw materials: EVOH and PERT granules
- Final product: PERT hose
- Production line length: 28 meters
- Production line height: 4 meters
- Production building: Enclosed building
- Humidity: 85%
- Air temperature: 0-40°C
- Voltage: 380V, 50 Hz, 3-phase
- Required power: 135 kW
- Water supply: Required
- Water temperature: ≤20°C
- Water flow pressure: ≥0.3 MPa
- Water consumption: 3 m³/hour
- Number of workers: 2-3 workers per 8-hour shift
Equipment in the Line
- High-speed single-screw extruder (PERT), model AF-65/43
- Single-screw extruder (EVOH and adhesive), model AF-30/25
- Single-screw extruder (EVOH), model AF-45/28
- Molds for 3-layer hoses (φ16, 20, 25, 32 mm)
- Water cooling and calibration equipment
- Cooling equipment
- Hose pulling equipment
- Automatic two-spool winding equipment
- Special printer
- Mixer
- PLC control system
High-Speed Single-Screw Extruder (PERT) Model AF-65/43
The first main extruder is used for producing the primary PERT layer of the hose.
Screw Diameter: 65 mm
Screw L/D Ratio: 34:1
Motor Power: 75 kW
Production Capacity: 180-200 kg/hour
Center Height: 1000 mm
Material: 38CrMoAIA
Surface Treatment Type: Nitrided
Nitriding Layer Thickness: 0.50~0.70 mm
Internal Surface Treatment Type: Nitrided
Heating Type: Circular heating device
Heating Device Material: Cast aluminum
Heating Power: 25 kW
Number of Heating Zones: 5 zones
Cooling: With fans
Cooling Power: 0.25 kW x 5 units
Extension Box Material: Cast HT200
Shaft Material: 40Cr
Vacuum Feeding Part: Hopper dryer 75 kg
Brands of Installed Devices
- Extension Box: CHANGZHOU Bulukerui (China)
- Screw and Barrel: ZHOUSHAN JUER (China)
- Motor: Chinese brand
- Inverter: Delta (Taiwan)
- Contactor: Schneider (France)
- Switch: Schneider (France)
Single-Screw Extruder (EVOH Adhesive), model AF-30/25
This extruder is used for coating the hose with an EVOH adhesive layer.
Screw Diameter: 30 mm
Screw L/D Ratio: 25:1
Motor Power: 4 kW
Production Capacity: 10 kg/hour
Center Height: 1000 mm
Material: 38CrMoAIA
Surface Treatment Type: Nitrided
Nitriding Layer Thickness: 0.50~0.70 mm
Internal Surface Treatment Type: Nitrided
Heating Type: Circular heating device
Heating Device Material: Cast aluminum
Heating Power: 1 kW
Number of Heating Zones: 2 zones
Cooling: With fans
Cooling Power: 0.085 kW x 2 units
Extension Box Material: Cast HT200
Shaft Material: 40Cr
Brands of Installed Devices
- Extension Box: Zhejiang Redson (China)
- Screw and Barrel: ZHOUSHAN JUER (China)
- Inverter: Delta (Taiwan)
- Contactor: Schneider (France)
- Switch: Schneider (France)
Single-Screw Extruder (EVOH), Model 45/28
This final extruder is used for coating with an EVOH layer.
Screw Diameter: 45 mm
Screw L/D Ratio: 28:1
Motor Power: 7.5 kW
Production Capacity: 20 kg/hour
Center Height: 1000 mm
Material: 38CrMoAIA
Surface Treatment Type: Nitrided
Nitriding Layer Thickness: 0.50~0.70 mm
Internal Surface Treatment Type: Nitrided
Heating Type: Circular heating device
Heating Device Material: Cast aluminum
Heating Power: 1 kW
Number of Heating Zones: 2 zones
Cooling: With fans
Cooling Power: 0.085 kW x 2 units
Extension Box Material: Cast HT200
Shaft Material: 40Cr
Brands of Installed Devices
- Extension Box: Zhejiang Redson (China)
- Screw and Barrel: ZHOUSHAN JUER (China)
- Inverter: Delta (Taiwan)
- Contactor: Schneider (France)
- Switch: Schneider (France)
Molds for 3-Layer Hoses (φ16, 20, 25, 32 mm)
Material: 40Cr
Calibration Mold Liner: Tin (lead) bronze
Mold Sizes: φ16, 20, 25, 32 mm
Water Cooling and Calibration Equipment
This equipment is used to maintain the ideal round shape of the hoses as they exit the extruder.
Material: SUS304
Calibration Range: φ16, 20, 25, 32 mm
Vacuum Pump: 1 unit
Vacuum Pump Capacity: 120*2 m³/hour
Vacuum Pump Motor Power: 2.2 kW
Vacuum Level: 0.06-0.04 MPa
Water Pump: 1 unit
Water Pump Motor Power: 2.2 kW
Mobile Device Motor Power: 0.75 kW
Equipment Length: 8 meters
Wall Thickness: 3 mm
Wastewater Discharge Method: Through valve path
Water Pump Brand: NINGBO GUANGLING (China)
Vacuum Pump Brand: NINGBO GUANGLING (China)
Water Cooling Equipment
The hoses exiting the extruder are hot. This equipment is used to cool them more quickly. It cools the hoses using water.
| Material | SUS304 |
| The length of the cooling section | 12 metr |
| Wall thickness | 2 mm |
| Central height range | 1000±50 mm |
| Hose dimensions | φ16,20,25,32 mm |
Hauling Machine (Shlanglarni tortish uskunasi)
The equipment ensures the movement of hoses at a constant speed through the extruders, calibration, and cooling equipment.
Hose Sizes: φ16, 20, 25, 32 mm
Servo Motor Power: 1 kW x 2
Pulling Force: 10,000 N
Pulling Speed: 0.5-35 m/min
Installed Equipment Brands:
- Inverter: Delta (Taiwan)
- Contactor: Schneider (France)
- Circuit Breaker: Schneider (France)
Automatic Dual-Bobbin Winding Equipment
The equipment is used for winding the produced hoses onto reels.
Hose Sizes: φ16, 20, 25, 32 mm
Motor Power: 0.75 kW x 2
Winding Bobbins: 2 pcs
Special Printer
This printer allows printing of necessary information such as the production date, brand name, logo, and similar details on the hoses.
Motor Power: 3 kW
Mixing Speed: 80 rpm
Capacity: 100 kg
Control Panel: DELTA





















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