Injection molder uses a custom runner design to reduce shear-induced imbalances and control shrink and warp, dimensional instability, and shot-to-shot inconsistency.
Use of a new conformally cooled sprue bushing helped solve Midwest Mold Services’ problem with a big sprue that was hard to cool and preventing faster ejection times.
Choosing the right electrically-actuated hot runner system is important, so is asking the right questions upfront to better understand what you are buying. It’s easy to be sold on all the fantastic benefits you could see, while looking passed the downsides of the system you are choosing.
Hot runner valve gating has always offered pneumatic and hydraulic actuation, but today electric is an alternative to consider.
RJG and HRSflow have partnered up to provide an advanced process control solution, specifically for servo valve gate technology or independent cavity control.