hot runner system
hot runner system
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hot runner start up operate


hot runner start up operate
Hot runner start up operate and preparation before start up.
    If the temperature should be different in mould fixed half and moving half,the two parts should have independent waterway.If the product have high requirement in product surface,it is better to connect moving half and fixed saperately.The hot half will produce more heat because of the hot runner system. So we can separate connect the hot half waterway.
    We should make sure the hot runner is connected well with the hot runner temperature controller. Fault connection will burnout the termocouple. Then we install the mould in the injection machine, and increase the injction machine screw temperature to set temperature, In the meanwhile,open the mould temperature controller and improve mould temperature.At last,increase hot runner temperature to the set temperature. For new hot runner mould,we should wait about 5-10 minutes after up to the set temperature. It can make the hot runner heat more balanced.
(2)Hot runner start up operate
    Check the plastic material last time injected and clean it according to the material character. Afther cleaning,open the mould and start injection. Each cavity should flow smoothly of the plastic melt. If some nozzles can't inject,we should increase the nozzle set temperature in temperature controller.Increase about 10-20 degree.Then try again.
    Anole is experienced in hot runner making.Any problem,please kindly contact us.



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