24 cavities valve needle Hot Runner PET bottle Preform injection Mould
Valve pin type of Hot runner
Self-locking system for each single cavity;
off-center adjustment system for perform thickness error<0.05mm;
International Screw thread standard to adopt for no cutting gate;
Cooling system: independent cooling system for each single core ,cavity and valve gate.
Cavity and core: stainless steel 2316 with fine polishing, high hardness to get mold's high precision and good quality
Mechanical treatment cavity and core to prolong service life;
Nitriding treatment with neck screw, with fitly operation to guarantee mould life over 2 million shots.
Injection Gate System:
Pin-valve gate, pneumatic-driving the nozzle pin simultaneous high speed open and close action;
Able to control the injection hole open and close actions on each cavity;
reliable seal function, smooth moving, low thermal expansion rate, long using life and also saves electric energy.
Hot Runner System:
ideal and prompt heating effect for preform production;
cavity with lower injection pressure to reduce wear and tear of mould parts;
double heating system separate temperature control mode;
the heat bars are used to heat the mould manifold plate;
small heaters supply the heating temperature for cavity nozzle continuously.
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