At this time, the screw stops rotating, and, on proper signal, it will move forward to inject the measured-out material into the mold. ... allows the material to move into the metering section, but which, when in the rear position, seals off the screw from the metered material that is being injected into the mold. ... The forward or injection movement of the screw is actuated by single or twin hydraulic cylinders.
|Title||:||Injection Molds and Molding|
|Publisher||:||Springer Science & Business Media - 1987-04-30|