2008/5/10 9:39:23
The pressure on the supply chain is unrelenting for all things faster, better and cheaper. For moldmakers, getting molds built right the first time is critical to meeting these increasing demands. But how?Mold flow analysis is a sophisticated practice that’s gaining popularity. It helps identify a variety of potential problems and improvements for a mold before it gets built. The results are……
2008/5/10 9:36:53
The way to choose the right hot runner nozzle is to evaluate the entire molding system first.How do you go about evaluating hot runner nozzles? First, evaluate the entire molding system—including part design, plastics material, part weight, cycle time, mold, runner, gates (valve or thermal), nozzles, temperature control and molding machine characteristics. Secondly, move from theory to pract……
2008/4/21 8:44:24
WEB EXCLUSIVE A new hot-runner flow controller based on pressure rather than temperature was introduced recently by Mold-Masters Ltd., Georgetown, Ont. Its new Proportional Flow Control is designed to minimize melt imbalances and eliminate the need for a pressure or temperature transducer in thermal gating applications. It is an open-loop controller with two self-regulating valve pins. The system ……
2008/4/17 9:50:08
A new hot-runner temperature controller that regulates voltage to reduce or eliminate premature burn-out is new from Incoe Corp., Troy, Mich. The new Microcom hot-runner control features a patented voltage-correction technology that automatically maintains constant voltage output to the hot runner, even when line voltages fluctuate. The controller handles up to 48 zones. Features include two soft-……
2008/3/31 16:09:01
The German process heating specialist Friedrich Freek GmbH is presenting several distinguished lines of heating elements for hot runners at the 18th Fakuma. These include slim nozzle heaters for microinjection moulding and Xtreme heaters for demanding applications. Visitors to Fakuma can also examine HotMicroCoil heating elements for hot runners, highly innovative cartridge heaters, tubular heater……
2008/3/17 10:11:28
A new hot-runner temperature-control system is combined with a filling and cooling control system as an integrated package that helps molders achieve balanced filling in multi-cavity hot-runner molds. Introduced at the K 2007 show in Germany by Gammaflux L.P., Sterling, Va., the TTC-eDAQ 8102 system combines Gammaflux’s TTC temperature controller with the eDAQ Fill & Cool system from Pri……
2008/3/17 9:54:42
A drop-in hot-runner system for smaller molds and tips for direct gating were introduced at the K 2007 show in Dusseldorf by the German parent of Ewikon HotRunner Systems of America, East Dundee, Ill. The new L2X drop-in system comes completely assembled and wired. Users have a choice of two fully balanced manifold versions and nozzles with internal diameters from 4.5 to 12 mm and lengths up to 35……
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