A modular mini hot runner system designed for direct-gating of small and micromolded parts weighing as little as .01g was introduced by Hasco (Arden, NC). Minimum cluster spacing for this naturally ...

Filters, shown here in cross section, should be purged of foreign debris if elevated injection pressures appear. Nozzles have been threaded into the manifold in this two-shot system with air-actuated, ...