A new source of internally heated hot-runner nozzles that eliminate the risk of external heater-wire damage is Melt Design Inc., St. Charles, Ill. The nozzles use a ceramic-insulated resistance wire that is compacted to nearly its theoretical limit for the highest heat transfer and longer heater life. Other features include a removable thermocouple located close to the tip. (800) 634-6659 • www.meltdesign.com
Melt Design Inc
3803 E Illinois Ave St. Charles, IL 60174
Phone (630) 443-4000 Fax (630) 443-4140
Editor PickBlock Cavities and Keep Molding
It goes against conventional wisdom, but molding with blocked cavities can be done while maintaining quality with the help of appropriate in-cavity sensors and process-control software.