To overcome the temperature sensitivities of optical materials like PC, PMMA, and cycloolefin copolymers, a new hot runner system eliminates local overheating of material and long residence times. The ...

Melt Design (St. Charles, IL) will bring its latest bolt-on hot runner systems with integrated mold plates to NPE 2003. Hot runner technology has long been the target of innovations, enhancements, and ...

The company has developed integrated hot-runner technology, combining a unitized design with a simple mold-design modification. Injection molders benefit from the integrated approach in several ways: ...

Cycle time is the primary cost measure of the molding process, and cooling represents about 80% of the molding cycle (see Figure 1). The thicker the part, the longer the cycle time. However, the ...

Running purging compound through hot runner channels can remove residual materials while leaving a minimal amount of residue behind. This ensures continued proper and efficient operation of a molding ...