spure Archives - Professional industrial design services, High value-added mold and High quality product suppliers

please don’t forget cold-slug in molding

please don’t forget cold-slug, it well usually locates at the end of the spure. That is, at the end of the runner and on the core-retainer plate, on directly opposite side of the spure.

By First-rate Mold Solution Co., Ltd. Team|2015-02-14T09:50:21+08:00May 8th, 2012|Mirco Blog|2 Comments

spure is located at the entrance of a mold

we have discussed too much about the feed system of a injection mold. Today I want to say more details about feed system assembly, […]

By First-rate Mold Solution Co., Ltd. Team|2015-02-14T10:02:10+08:00May 8th, 2012|Mirco Blog|0 Comments

what is the primary principle in selecting a feeding system in mold design?

so when we select a feeding system, what is the primary principle? I think it is to maintain the temperature and pressure as it flows out of the nozzle and fill out the cavity easily. Commonly, it prefers a “ short and thick” spure, runner, and gate. Other considerations are also given to the requirement [...]

By First-rate Mold Solution Co., Ltd. Team|2024-09-02T15:53:01+08:00April 26th, 2012|Mirco Blog|4 Comments

through feeding system, the melt plastic fills into mold cavity

yes! You are right, while the melt plastic passes the spure, runners and gate, it fills out at elevated temperature and reduced pressure, due to friction. The melt plastic material gradually cools off in the cavity by heat transfer.