hot runner system
hot runner system
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Hot runner problems and solution-1


Hot runner problem and solution!

Gate gel (solution)
Check the mould and operating temperature
Gate recommand too short (damaged, wear)
The gate is too small
Contact with the mouth range is too big
The stretched XS outward

The nozzle head front hit a mold
Mould processing dimension out of specification
Sprinkle with impurity particles
A large number of melt from the gate overflow and freezing
Injection molding cycle is irregular or too long


After the single nozzle in nozzle congelation [the solution]
Nozzle heater and thermocouple is flawed
Exposure to mold positioning ring or mold nozzle heater
A lack of nozzle heat-insulating ring
Mould locating ring inside diameter is too small (contact too much)

Gate nozzle head burst [the solution]
Nozzle head front end or cone hit a mold

Gate leakage of nozzle head (solution)
Diameter of the damage
Mould processing dimension out of specification
Lack of guide plate damage cause nozzle head diameter

The nozzle did not reach the set temperature (solution)
Thermocouple defective or damaged
Heater or tongue cone hit a mold
Gate seal leakage
Heater is defective or damaged

Any necessary and hot runner problem please contact me freely,I will provide you perfect solution.Thank you!


Post by Ashley



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