616.368.2684 chris@bluebilles.com

Weld Lines and Meld Lines-Can I Find Them?

The Problem “Where will the weld lines be?”  “What is a meld line?” “Weld lines” is term that is used when two plastic flow fronts come together.  Typically, this happens around screw bosses, differential thicknesses in part geometry and multiple gate locations in a...

How to Design Plastic Parts with Intent by Jeff Osman

Design Plastics Parts with Intent Article by Jeff Osman of SOLIDWORKS. Communication between the part designer and mold designer is crucial to keep the tool design and build on schedule. Increasing emphasis on concurrent part and tool design makes the associability...

Mold Filling Simulation: What, When, Why, How

Mold filling simulation is the computer simulation of molten plastic flow into a given mold geometry. This could be a plastic part, hot or cold runner, gate, nozzle tip, sprue, rib, etc. For a mold, the flow is predicted to the point of 99% filled; packing is a...