Drag marks or drags are the most common cosmetic defects in die-casting productions. It characterizes casting deformation with roughness or undercuts, especially on the surfaces. The cast metals/alloys may stick to the mold during ejection to initiate drag marks. Drag marks shouldn’t be confused with solders as the two share considerable similarities in appearance. Unlike […]
Ejector pin marks are the white or glossy imprints on the casting surface from the ejector pins. This defect also goes by the name of ejector marks as well as pin pushes. It comprises multiple assembly marks resulting from different cavity bumps during the process. These marks can eventually lead to surface cracks upon using
Warpage refers to the somewhat alteration or distortion in the die-cast dimensions. Cast surfaces don’t follow or maintain the intended or specified design measurements. The exterior fails to align with the specs by a fine or visible margin after its removal from molds. This article highlights the causes, effects, and measures to prevent warpage in
