Energy costs drop about 23% for every 10% cullet used in the manufacturing process. Glass fibres manufacturing, properties and applications. When autoplay is enabled, a suggested video will automatically play next. In this paper the production process nnpb narrow neck press. Postapproval changes related to drug product quality. The annealing process allows the glass to be cut and worked without such issues. Peter scheid, cameraman ho chi minh city vietnam 193,386 views. In other words, it has been supercooled, that is cooled at a rate too high to allow crystal to form. The procedures for manufacturing glass are the same for all products except forming and finishing. Pultrusion, gun roving, filament winding helical winding. Properties of glass materials 3 that occurs above the glasses melting point the liquidus line is known as stable immiscibility, whereas phase separation at temperatures below the liquidus is. Me 330 manufacturing processes casting processes cont. For every six tons of recycled container glass used, one ton of carbon dioxide, a greenhouse gas, is reduced. Manufacturing process of a glass bottle machines and.
If so, share your ppt presentation slides online with. Glass is an amorphous solid with the structure of a liquid. This is a chemistry video for grade 1011 students that elaborates the process of glass making in glass industry. Presentation organization 1 we start by looking at the natural resources for making glass. Blow and blow process compressed air is used to form the gob into a parison, which establishes the neck finish and gives the. Fiberglass manufacturing how fiberglass is made youtube. Enjoy a very satisfying clip of machines forming, analyzing and testing a glass bottle. Benefits of using quality cullet over a ton of natural resources are saved for every ton of glass recycled. Chapter 6 presents information on emerging techniques as defined in article 314 of the. Brief description of the fiberglass manufacturing processes. Plastics and their uses is the property of its rightful owner. Production of glass bottles video productioncameraman peter scheid vietnam duration. Visit our channel and see a new and even more satisfying video of this manufacturing process, with a lot of.
This process of slow and homogeneous cooling of glass articles is known as the annealing of glass. Ppt glass, industrial process design kerim goztepe. Ppt glass industry powerpoint presentation free to download id. Container glass and pressed and blown glass, 51 and 25 percent respectively of total sodalime. Glass manufacturing process saintgobain building glass. Any excessive stress present in the glass may cause fractures whilst cutting, handling or processing. Postapproval changes related to drug product quality, manufacturing, and controls that may be documented in annual reports. If glass articles are allowed to cool down rapidly, the. The products of this industry are flat glass, container glass, and pressed and blown glass. The shaping processes to fabricate glass products can be grouped into. Ppt plastics and their uses powerpoint presentation. Exercises 6 summary summary the edition addresses issues essential to modern manufacturing, ranging from.
The processes are float glass process and rolled glass process. The annealing of glass is a very important process. Me 312 manuf act ur i ng technol ogy vi kr ant shar ma, mechani cal engi neer i ng depar t ment. In industries of white cement, iron and steel, glass, paper, sugarrefining, water. Technical seminar on nasir glass industries limited joinabazar, sreepur, gazipur, bangladesh. Preface ii manufacture of glass chapter 5 presents the bat conclusions as defined in article 312 of the directive. Overview of the material glass is one of three basic types of ceramics the others are. The glass articles, after being manufactured, are to be cooled down slowly and gradually. Chapters 1 and 2 provide general information on the glass industry and on the industrial processes and techniques used within this sector.
The glass ribbon is continually cooled to approximately 100c, at a controlled rate, in order to prevent the generation of stresses within the glass. Plastics manufacturing processes injection molding heated plastic is forced by a movable plunger through a nozzle and then into a mold. Several processes melting, refining, homogenising take place simultaneously in the 2,000 tonnes of molten. Download free ebooks at manufacturing processes and materials. Glass manufacturing materials can be divided into 5 categories 1. Pdf improving the quality of glass containers production with.
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