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Injection Molding Machines
Brief introduction

Mega machinery Mold is China professional injection molding machine manufacturer, supplier and maker. Mega Machinery’s PET series injection molding machine has unique design. It perfect fit our PET preform molds. Special screw designs are optimized for perform production, ensuring the quality of melted PET and reducing acetaldehyde on preform.


* Injection unit

1. Special screw L/D ratio for PET prefrom molding.
2. Nitrided screw & barrel ensure lasting service life.
3. Screw made by CNC thread grinder achieves powerful plasticizing capacity and homogeneous mixing.
4 High precision pressure gauges indicate injection pressure timely.
5. Adjustable pressure and flow proportional valve increase reliability and sensitivity.
6. High quality linear potentiometer for screw stroke control
7. Balanced double cylinder injection system ensures smooth movement.
8. Easily adjustable multi-step injection pressure and speed of injection & hold pressure.
9. Injection screw driven directly by a high hydraulic motor
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* Clamping unit
1. Computer optimized international standard toggle mechanism.
2. Platen and toggle in accuracy machined by CNC machine with large open stroke design, smooth and reliable movement.
3. Automatic tools-height adjustment by hydraulic motor through a planetary gears system ensures fast and constant settings.
4. Four high tensile strength tie-bars produced by CNC lathe and matched with anti-friction bushes to ensure the long service life.
5. Low-pressure mold protection.
6. Multi-eject functions with adjustable pressure, speed, position and delay time fit for various molding conditions.
7. Linear potentiometer for clamping and ejection position control.
8. Adjustable multi-stage speed for mold open and close.

* Control unit
1. Adopting Micro-processor Controller with large LCD display..
2. Alarm display indicates error during operation.
3. Screen display in numerous languages.
4. Clamping, injection and ejection are controlled by high precision linear transducer.
5. High capacity memory to store more than 60 sets of all molding parameters.
6. Self Locking function to protect the data from unauthorized modification.
7. Manual, semi-auto, auto mode available

injection molding machines
The optimization designed oblique ranked five-points supporting curved rib device, the cabinet-type mould board with limit-elements stress analysis.
injection molding machine
The movable mould platen is hydraulicself-adapt supporting, protect draw-bar and prolong the using life. At same time can keep the mould locking action insmooth and steady and keep the precisionfor long time.
injection molding machines
Double guide-pole supporting, double-cylinder balanced injection. the varied specification screw rodsand material tubes, on-step, large-torquehydraulic motor, the adjustable multi-step injection pressure force and speed control, as will as adjustable back pressure, canguarantee various plastic to be injected and shaped.
PLC Controller

Used reliable and high-precision plastic machine specially-use computer made by international famous manufacturers, which owns high anti-interference performance and accurate parameter device as will as working monitoring trouble checking functions. And equipped optimization designed electric circuit and imported electric elements, working in stable. convenience for operation
injection molding machine
Mould adjusting partDouble mould

adjusting motors, guarantee the action of mould adjusting in steady and smooth.
The first board part

High inflexibility cabinet-type mould board
The injection- advancing part

The double injection-advancing hydro cylindersguarantee the injection processis steady and smooth and nodeformationfor foxed mould board
Valve plate part

The hydraulic system adopts pressure-flow double-scaling to control oil channels. Used L-international famous brand hydraulic elements, and accompanied with reasonable oil lines to ensure the machine running smoothly and steadily, as will as save energy.
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