Silver spray stalk hot channel is classified according to three basic types produced form:
Stem injection open format.
Channel Guide open format with spray can on a cylindrical or conical plastic to help prevent losses from the spray nozzle was stalked Put out. Channel of the injection nozzle in the machine should suit the rolling channel spray
spray stem decompression chamber.
Use with the aim of reducing pressure in the line of flexible plastic flow of hot channel system, prevent plastic flow strain and leakage from the nozzle when open molds quickly and prevent air into the spray silver book, because it can be compressed to reach high temperatures will burn plastic
spray stem closed-
equipped with one-way valves in channel 1 to be able to plastic flow through the nozzle by pulling in air or can go inside
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