Tips of TZM Hot Nozzle Installation

TZM hot nozzle is an important part of TZM mold,there are several points should be noticed when installing TZM hot nozzle.
1.TZM hot nozzle should be carefully installed to prevent damage to the seal area or sharp-tongued, no scratches head mouth sealed plastic bits may cause drooling.
2. Check TZM hot nozzle opening frame size, dimensions and tolerances to ensure all correct.
3.Carefully TZM hot nozzle into the housing bore until after sealing area and hot mouth open frame touch, then gently press into place, not excessive force.
4.Before installation, the wire into the trough, and do not excessively bend the thermocouple wire, can not rely on wires to pull or turn TZM hot nozzle. Make sure when installing the heating wire and thermocouple wires will not be too off
Bent or damaged.
6. Ensure TZM hot nozzle and TZM mold maintain a minimum contact area at the time of contact.
Circuit control system should be checked
7. After installation, to ensure normal operation.

 

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