| 摘要 |
An injection molding heated nozzle having a nozzle body defining an melt bore having an entry end and an exit end; a first heater carried by the nozzle body for heating the nozzle body along a length of the melt bore; and a second heater removably mounted to the nozzle body for heating the nozzle body, at least a portion of the second heater overlapping a portion of the first heater.
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