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Hair dryer making machine Haitian injection molding machine 250 tons plastic molding machinery
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Clamping Force: 250 Tons
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Injection Weight (PS): 500g
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Screw Diameter: 45mm
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Injection Speed: 240mm/s
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Control System: PLC Touchscreen Control
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Machine Condition: Used, thoroughly inspected, and in excellent working condition
Description
Product Overview
The Haitian 250T injection molding machine is designed for high-performance plastic molding, specifically ideal for producing plastic parts of hair dryers. Offering excellent precision and efficiency, this machine delivers reliable results for high-volume production.


Key Features
High Precision: Reduces defects in hair dryer parts.
Energy Efficient: Lowers power consumption and costs.
Stable Operation: Minimizes downtime with smooth injection.
Fully Automated: Boosts speed and reduces labor.
Easy Maintenance: Simplifies upkeep, ensuring minimal downtime.
Specification
Category | Specific Parameter | English Label | Unit | A | B | C |
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Injection Unit | Screw Diameter | Screw diameter | mm | 50 | 55 | 60 |
Screw L/D Ratio | Screw L/D ratio | L/D | 22 | 20 | 18.3 | |
Theoretical Injection Volume | Injection volume(theoretical) | cm³ | 471 | 570 | 679 | |
Injection Weight (PS) | Injection weight(PS) | g | 429 | 519 | 618 | |
Injection Rate | Injection rate | g/s | 165 | 200 | 238 | |
Injection Rate (ESG) | Injection rate (ESG) | g/s | 219 | 265 | 316 | |
Injection Pressure | Injection pressure | MPa | 224 | 185 | 155 | |
Plasticizing Rate (GPPS)① | Plasticizing rate (GPPS)① | g/s | 28.4 | 34.8 | 41.2 | |
Plasticizing Rate (HDPE) ② | Plasticizing rate (HDPE) ② | g/s | – | – | – | |
Screw Speed | Screw speed | rpm | 0-180 | – | – | |
Clamping Unit | Clamping Force | Clamping force | kN | 2500 | – | – |
Mold Opening Stroke | Mold opening stroke | mm | 540 | – | – | |
Distance Between Tie Bars (H×V) | Dist. between tie bars (H×V) | mm | 580×580 | – | – | |
Maximum Mold Height | Mold height max. | mm | 580 | – | – | |
Minimum Mold Height | Mold height min. | mm | 220 | – | – | |
Ejector Stroke | Ejector stroke | mm | 150 | – | – | |
Ejector Tonnage | Ejector tonnage | kN | 62 | – | – | |
Others | Pump Motor Power | Pump motor power | kW | 30 | – | – |
Heater Power | Heater power | kW | 17.8 | – | – | |
Machine Dimension (L×W×H) | Machine dimension (L×W×H) | m | 6.2×1.5×2.1 | – | – | |
Machine Weight | Machine weight | t | 8.4 | – | – | |
Hopper Capacity | Hopper capacity | kg | 50 | – | – | |
Oil Tank Volume | Oil tank | L | 265 | – | – |