Hollow glass stoppers for decanters - with positively keyed over-moulded polyolefin joint face

摘要

Stoppers for glass flasks or decanters are made by blowing a hollow stopper body complete with a small throat which is fluted or slotted in at least two different directions, pref. longitudinally and circumferentially. The mouth of the throat is closed by a plug and the throat is then overmoulded with a plastic material(I) to produce a conical male seat to suit a standard socket mouth. Typically.