Unit_3_-_Glass_Packaging (5)

Unit_3_-_Glass_Packaging (5) - while maintaining their...

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One of the advantages of press-and-blow over blow-and-blow is that it provides the ability for the glass to be distributed in the parison as desired, which allows for more control over glass thickness in the final container. Recently, a narrow neck press-and-blow process was developed, which is routinely used for beer bottles. Since there is better control over where the glass is located in the parison, it is possible to make bottles which are thinner and lighter
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Unformatted text preview: while maintaining their required strength. This has given the glass industry a competitive edge. It is also notable that some glass containers, such as drinking glasses, dont necessarily require the blow portion; they only need to be pressed. The limiting factor here is the ability of the plunger to be pulled out of the container. Comparison of wide-mouth and narrow-mouth parisons...
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This note was uploaded on 03/02/2012 for the course PKG 101 taught by Professor Haroldhughes during the Spring '08 term at Michigan State University.

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