Multi-cavity mold vs family mold?
1. Cavity item:
Multi-cavity mold is the same part in a mold, it could be 2, 4, 8, 16, 32 or 64 etc. cavity number. Family mold is made two or more different parts in a mold.
Multi-cavity mold is for mass molding production, it usually make with hot runner. Such as cap of bottle. Family mold is popular for mold making, in order to save cost. Such as two part should make two mold in general, but it is ok just to make one family mold.
3. Multi-cavity molded part vs Family molded part
Mold design is including DFM, Mold Flow Analysis, 2D Mold Layout and 3D Mold Drawing. It is part lay out, part line making, gate design, runner design, gating way, ejection method, cooling layout, etc.
Mold making is based on mold making and purchase mold base, steel and component by machined by CNC, EDM, Lathe, Gun Drill and Milling etc., make mold fitting and mold trial in the end. To see the idea into real by mass production.
Mold trial is the last processing to check if the work is making well. You will get the molded part to inspection specification. Make decision if itt is ok or NG after mold trial.