Recycled Cullet - Advances And Current Concerns

Foreign or external cullet is making up a greater and greater proportion of the modern glass container batch. Roy Wright a consultant in glass technology, has been heavily involved in cullet processing since the start of the UK bottle bank scheme in the late 1970's. He related the progress made in the collection and subsequent use of this material to the NE Section's meeting at GB Glass, Lemington. The article covers processing, quality (including current specification) and refining and redox.