MANUAL TESTER OF THE METAL PACKAGING HERMETICITY

All the known systems for the determination of the hermeticity in metal containers destined to the canning factories, are based on producing a pressure difference between the inside and the outside of the containers, which is achieved in most of the occasions by the...

EXTERNAL OXIDATION IN THE LIDS TWIST-OFF

It is very important, for the good presentation of a preserves packed in glass jars, closed with “twist-off” type caps that are free of bumps and oxidations. To avoid the presence of the latter, the manufacturer of the covers should take all possible...

METAL CAPSULES Twist-Off

SUMMARY In this work, the characteristics of the metal caps used in wide-mouth glass bottles, screw-lock or pressure-sealed, as well as the different types and sizes on the market, the raw materials used in their manufacture, their most common applications and their...

OVERCAPS FOR AEROSOL PACKAGING

SUMMARY This article illustrates the quality that should be met by a cap intended for aerosol containers and how to define and control it   INTRODUCTION The objective of this work is the definition of quality characteristics, reliability, inspection methods and...

RECEPTION OF CANS IN A FILLING PLANT

A canner – canner, filler, etc. – You must define your policy in relation to the quality of your raw materials, among which are metal cans. In relation to these – or to any other product – you can take several positions: a) Full confidence...

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