Knowledge

Glass production

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container manufacture is also a geographical business; the product is heavy and large in volume, and the major raw materials (sand, soda ash and limestone) are generally readily available. Therefore production facilities need to be located close to their markets. A typical glass furnace holds hundreds of tonnes of molten glass, and so it is simply not practical to shut it down every night, or in fact in any period short of a month. Factories therefore run 24 hours a day 7 days a week. This means that there is little opportunity to either increase or decrease production rates by more than a few percent. New furnaces and forming machines cost tens of millions of dollars and require at least 18 months of planning. Given this fact, and the fact that there are usually more products than machine lines, products are sold from stock. The marketing/production challenge is therefore to predict demand both in the short 4- to 12-week term and over the 24- to 48-month-long term. Factories are generally sized to service the requirements of a city; in developed countries there is usually a factory per 1–2 million people. A typical factory will produce 1–3 million containers a day. Despite its positioning as a mature market product, glass does enjoy a high level of consumer acceptance and is perceived as a "premium" quality packaging format.
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impart a destructive element to the final glass product. For example, since these materials can withstand large amounts of thermal energy, they can cause the glass product to sustain thermal shock resulting in explosive destruction when heated. Other defects include bubbles in the glass called "blisters" and excessively thin walls. Another defect common in glass manufacturing is referred to as a "tear". In the "press and blow" forming, if a plunger and mould are out of alignment, or heated to an incorrect temperature, the glass will stick to either item and become torn. In addition to rejecting faulty containers, inspection equipment gathers statistical information and relays it to the forming machine operators in the hot end. Computer systems collect fault information and trace it to the mould that produced the container. This is done by reading the mould number on the container, which is encoded (as a numeral, or a binary code of dots) on the container by the mould that made it. Operators carry out a range of checks manually on samples of containers, usually visual and dimensional checks.
369:. This is usually accomplished through the injection of a sulfur- or fluorine-containing gas mixture into bottles at high temperatures. The gas is typically delivered to the container either in the air used in the forming process (that is, during the final blow of the container), or through a nozzle directing a stream of the gas into the mouth of the bottle after forming. The treatment renders the container more resistant to alkali extraction, which can cause increases in product pH, and in some cases container degradation. 522:, and in developing countries this is common, however the environmental impact of washing containers as against remelting them is uncertain. Factors to consider here are the chemicals and fresh water used in the washing, and the fact that a single-use container can be made much lighter, using less than half the glass (and therefore energy content) of a multiuse container. Also, a significant factor in the developed world's consideration of reuse are producer concerns over the risk and consequential 556: 297: 256:-fired, and operate at temperatures up to 1,575 Â°C (2,867 Â°F). The temperature is limited only by the quality of the furnace’s superstructure material and by the glass composition. Types of furnaces used in container glass making include "end-port" (end-fired), "side-port", and "oxy-fuel". Typically, furnace size is classified by metric tons per day (MTPD) production capability. 77:). Whether automated or manual, the batch house measures, assembles, mixes, and delivers the glass raw material recipe (batch) via an array of chutes, conveyors, and scales to the furnace. The batch enters the furnace at the "dog house" or "batch charger". Different glass types, colours, desired quality, raw material purity/availability, and furnace design will affect the batch recipe. 642:. How this noise is carried into the local neighborhood depends heavily on the layout of the factory. Another factor in noise production is truck movements. A typical factory will process 600 T of material a day. This means that some 600 T of raw material has to come onto the site and the same off the site again as finished product. 514:
and the glass industries in many countries have a policy, sometimes required by government regulations, of maintaining a high price on cullet to ensure high return rates. Return rates of 95% are not uncommon in the Nordic countries (Sweden, Norway, Denmark and Finland). Return rates of less than 50%
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which are generally cooled by water. Hot glass which is not used in the forming machine is diverted and this diverted glass (called "cullet") is generally cooled by water, and sometimes even processed and crushed in a water bath arrangement. Often cooling requirements are shared over banks of cooling
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The container is then picked up from the mould by the "take-out" mechanism, and held over the "deadplate", where air cooling helps cool down the still-soft glass. Finally, the bottles are swept onto a conveyor by the "push out paddles" that have air pockets to keep the bottles standing after landing
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The raw materials for glass-making are all dusty material and are delivered either as a powder or as a fine-grained material. Systems for controlling dusty materials tend to be difficult to maintain, and given the large amounts of material moved each day, only a small amount has to escape for there
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Glass container manufacture in the developed world is a mature market business. World demand for flat glass was approximately 52 million tonnes in 2009. The United States, Europe and China account for 75% of demand, with China's consumption having increased from 20% in the early 1990s to 50%. Glass
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brick lining of the melting furnace that break off and fall into the pool of molten glass, or more commonly oversized silica granules (sand) that have failed to melt and which subsequently are included in the final product. These are especially important to select out due to the fact that they can
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The "rings" are sealed from below by a short plunger. After the "settleblow" finishes, the plunger retracts slightly, to allow the skin that's formed to soften. "Counterblow" air then comes up through the plunger, to create the parison. The baffle rises and the blanks open. The parison is inverted
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In both methods, a stream of molten glass at its plastic temperature (1,050–1,200 Â°C ) is cut with a shearing blade to form a solid cylinder of glass, called a "gob". The gob is of predetermined weight just sufficient to make a bottle. Both processes start with the gob falling, by gravity, and
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In the "blow and blow" process, the glass is first blown through a valve in the baffle, forcing it down into the three-piece "ring mould" which is held in the "neckring arm" below the blanks, to form the "finish". The term "finish" describes the details (such as cap sealing surface, screw threads,
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As with all highly concentrated industries, glassworks suffer from moderately high local environmental impacts. Compounding this is that because they are mature market businesses, they often have been located on the same site for a long time and this has resulted in residential encroachment. The
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with between 1000 and 4000 containers each. This is carried out by automatic machines (palletisers) which arrange and stack containers separated by layer sheets. Other possibilities include boxes and even hand-sewn sacks. Once packed, the new "stock units" are labelled, warehoused, and ultimately
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Containers are made in two major stages. The first stage moulds all the details ("finish") around the opening, but the body of the container is initially made much smaller than its final size. These partly manufactured containers are called "parisons", and quite quickly, they are blow-molded into
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The role of the cold end of glass container production is to complete the final tasks in the manufacturing process: spray on a polyethylene coating for abrasion resistance and increased lubricity, inspect the containers for defects, label the containers, and package the containers for shipment.
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As the neckring arm reaches the end of its arc, two mould halves close around the parison. The neckring arm opens slightly to release its grip on the "finish", then reverts to the blank side. "Final blow", applied through the "blowhead", blows the glass out, expanding into the mould, to make the
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Batch processing is one of the initial steps of the glass-making process. The batch house simply houses the raw materials in large silos (fed by truck or railcar), and holds anywhere from 1–5 days of material. Some batch systems include material processing such as raw material screening/sieve,
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process, the parison is formed by a long metal plunger which rises up and presses the glass out, in order to fill the ring and blank moulds. The process then continues as before, with the parison being transferred to the final-shape mould, and the glass being blown out into the mould.
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Water is used to cool the furnace, compressor and unused molten glass. Water use in factories varies widely; it can be as little as one tonne water used per melted tonne of glass. Of the one tonne, roughly half is evaporated to provide cooling, the rest forms a wastewater stream.
442:. The resultant invisible combined coating gives a virtually unscratchable surface to the glass. Due to reduction of in-service surface damage, the coatings often are described as strengtheners, however a more correct definition might be strength-retaining coatings. 349:(totaling 30k–60k cfm) to provide the necessary compressed air. However in recent times servo drives have been implemented in the machines which achieve a better digital control of the forming process. It is one step to initialize industries 2.0 in this branch. 281:
retaining rib for a tamper-proof cap, etc.) at the open end of the container. Then compressed air is blown through the glass, which results in a hollow and partly formed container. Compressed air is then blown again at the second stage to give final shape.
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Glass containers are 100% inspected; automatic machines, or sometimes persons, inspect every container for a variety of faults. Typical faults include small cracks in the glass called "checks" and foreign inclusions called "stones" which are pieces of the
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Broadly, modern glass container factories are three-part operations: the "batch house", the "hot end", and the "cold end". The batch house handles the raw materials; the hot end handles the manufacture proper—the forehearth, forming machines, and
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machine (or IS machine). This machine has a bank of 5–20 identical sections, each of which contains one complete set of mechanisms to make containers. The sections are in a row, and the gobs feed into each section via a moving chute, called the
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As glass cools, it shrinks and solidifies. Uneven cooling may make glass more susceptible to fracture due to internal stresses: the surface cools first, then as the interior cools and contracts it creates tension. Even cooling is achieved by
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There are currently two primary methods of making glass containers: the "blow and blow" method for narrow-neck containers only, and the "press and blow" method used for jars and tapered narrow-neck containers.
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are a natural product of the burning of gas in air and are produced in large quantities by gas-fired furnaces. Some factories in cities with particular air pollution problems will mitigate this by using
329:(high pressure – 3.2 bar and low pressure – 2.8 bar), the mechanisms are electronically timed to coordinate all movements of the mechanisms. The most widely used forming machine arrangement is the 365:
After the forming process, some containers—particularly those intended for alcoholic spirits—undergo a treatment to improve the chemical resistance of the inside, called "internal treatment" or
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The hot end of a glassworks is where the molten glass is manufactured into glass products. The batch enters the furnace, then passes to the forming process, internal treatment, and annealing.
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are produced as a result of the glass melting process. Manipulating the batch formula can effect some limited mitigation of this; alternatively exhaust plume scrubbing can be used.
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or organo titanates can also be used. In all cases the coating renders the surface of the glass more adhesive to the cold end coating. At the cold end a layer of typically,
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The forming machines hold and move the parts that form the container. The machine consists of 19 basic mechanisms in operation to form a bottle and generally powered by
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B. H. W. S. de Jong, "Glass"; in "Ullmann's Encyclopedia of Industrial Chemistry"; 5th edition, vol. A12, VCH Publishers, Weinheim, Germany, 1989,
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The dilatometric softening point is not identical with the deformation point as sometimes presumed. For reference see experimental data for T
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Sometimes container factories will offer services such as "labelling". Several labelling technologies are available. Unique to glass is the
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guided, through troughs and chutes, into the blank moulds, two halves of which are clamped shut and then sealed by the "baffle" from above.
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Werner Vogel: "Glass Chemistry"; Springer-Verlag Berlin and Heidelberg GmbH & Co. K; 2nd revised edition (November 1994),
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Littleton Softening point (glass deforms visibly under its own weight. Standard procedures ASTM C338, ISO 7884-3)
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Noise is created by the forming machines. Operated by compressed air, they can produce noise levels of up to 106
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alloys were used in the past. This method gives the sheet uniform thickness and very flat surfaces. Modern
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glass are also produced using the float glass process. The float glass process is also known as the
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in an arc to the "mould side" by the "neckring arm", which holds the parison by the "finish".
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that produces bottles and other containers. It has been done in a variety of ways during the
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main impacts on residential housing and cities are noise, fresh water use, water pollution,
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Deformation point (Glass deforms under its own weight on the ÎŒm-scale within a few hours.)
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Not all flat panel display glass is produced by the float glass process. The company
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equipment that removes this emulsified oil to various degrees of effectiveness.
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ovens; and the cold end handles the product-inspection and packaging equipment.
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of using a component (the reused container) of unknown and unqualified safety.
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at a slow, controlled rate by the batch processing system. The furnaces are
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Glass containers are packaged in various ways. Popular in Europe are bulk
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Furnaces, compressors, and forming machines generate large quantities of
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fixpoints, applicable to large-scale glass production and experimental
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Glass containers typically receive two surface coatings, one at the
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High temperature glass melt property database for process modeling
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made by floating molten glass on a bed of molten metal, typically
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paint, which is then baked on. An example of this is the original
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is applied either using a safe organic compound or inorganic
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Annealing point (Stress is relieved within several minutes.)
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towers arranged to allow for backup during maintenance.
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Strain point (Stress is relieved within several hours.)
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How glass containers compare to other packaging types (
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on the "deadplate"; they're now ready for annealing.
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Melting point (glass melt homogenization and fining)
345:and a typical glass works will have several large 2117: 382:. An annealing oven (known in the industry as a 1047: 613:, who pioneered the technique (invented by Sir 593:are made from float glass. Most float glass is 138:Working point (pressing, blowing, gob forming) 1403: 1033: 609:, named after the British glass manufacturer 597:, but relatively minor quantities of special 54: 472:of the decoration onto the container with a 1417: 992:Industrial Chemistry: For Advanced Students 1410: 1396: 1040: 1026: 1683:Pauly & C. - Compagnia Venezia Murano 988: 888: 620: 554: 341:Forming machines are largely powered by 295: 271: 232: 649:Most factories use water containing an 518:Of course glass containers can also be 459: 445: 407:, just before annealing and one at the 43:process that produces sheet glass, and 14: 2118: 995:. Walter de Gruyter GmbH & Co KG. 989:Benvenuto, Mark Anthony (2015-02-24). 839: 837: 544: 1806:List of defunct glassmaking companies 1391: 1021: 360: 68:Batch processing system (batch house) 1075: 968:uses the float glass technique (see 916: 914: 884: 882: 858: 777: 834: 505: 320: 24: 1081:Extrusion / Drawing (glass fibers) 259: 25: 2142: 1076:Blowing and pressing (containers) 1013: 911: 891:Fundamentals of Inorganic Glasses 879: 635:and SOx air pollution, and dust. 88:The following table lists common 625: 240:feed doghouse of a glass furnace 39:involves two main methods – the 982: 434:, is applied via a water based 197:Glass transition temperature, T 171:Dilatometric softening Point, T 94:glass melting in the laboratory 950: 925: 817: 793: 653:oil to cool and lubricate the 561:Crystal Palace railway station 515:are usual in other countries. 13: 1: 1743:Sterlite Optical Technologies 1593:Kokomo Opalescent Glass Works 770: 411:just after annealing. At the 73:drying, or pre-heating (i.e. 1259:Machine drawn cylinder sheet 895:Harcourt Brace & Company 510:Glass containers are wholly 496: 483: 372: 7: 1372:Glossary of glass art terms 962:overflow downdraw technique 691: 398: 389: 10: 2147: 845:"The Blow and Blow Method" 548: 244:The batch is fed into the 228: 80: 55:Glass container production 26: 1945: 1814: 1796: 1423: 1364: 1317: 1139: 1056: 466:Applied Ceramic Labelling 304:container forming process 1533:Firozabad glass industry 1528:Fenton Art Glass Company 1289:Satsuma Kiriko cut glass 1101:Overflow downdraw method 1096:Precision glass moulding 1091:Drawing (optical fibers) 889:Varshneya, Arun (1994). 29:Glassworks (composition) 18:Glass container industry 1837:Irving Wightman Colburn 1418:Glass makers and brands 1342:Shock metamorphic glass 866:"Glass-Forming Machine" 754:Packaging and labelling 749:Irving Wightman Colburn 468:process (ACL). This is 293:final container shape. 276:Glass container forming 684:to be a dust problem. 567: 559:Use of float glass at 425:Titanium tetrachloride 415:a very thin layer of 305: 277: 241: 1902:Henry William Stiegel 1633:Mats Jonasson MĂ„lerĂ„s 1573:Holmegaard Glassworks 714:Boston round (bottle) 621:Environmental impacts 558: 299: 275: 236: 1877:Michael Joseph Owens 1453:Aurora Glass Foundry 1204:Cylinder blown sheet 460:Secondary processing 446:Inspection equipment 175:, depending on load 1965:Bomex/Duran/Endural 1882:Alastair Pilkington 1558:Guardian Industries 1463:Barovier & Toso 1327:Radiative processes 1142:historic techniques 1066:Float glass process 739:Glassmakers' symbol 615:Alastair Pilkington 545:Float glass process 1827:Richard M. Atwater 1648:Nippon Sheet Glass 1588:Kingdom of Crystal 1508:Dartington Crystal 1121:Chemical polishing 975:2008-02-01 at the 933:"Schott Borofloat" 803:and viscosity in: 709:Borosilicate glass 607:Pilkington process 603:flat panel display 568: 361:Internal treatment 331:individual section 306: 278: 242: 2113: 2112: 1922:Tomasz Urbanowicz 1912:Lino Tagliapietra 1907:S. Donald Stookey 1758:Val Saint Lambert 1653:NiĆŸbor glassworks 1568:Hardman & Co. 1385: 1384: 1319:Natural processes 1234:Fourcault process 893:. San Diego, CA: 524:product liability 226: 225: 16:(Redirected from 2138: 2126:Glass production 1862:Edward D. Libbey 1832:Frederick Carder 1412: 1405: 1398: 1389: 1388: 1049:Glass production 1042: 1035: 1028: 1019: 1018: 1007: 1006: 986: 980: 954: 948: 947: 945: 944: 935:. 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Turner 1810: 1798: 1792: 1773:Watts & Co. 1493:Caithness Glass 1425: 1419: 1416: 1386: 1381: 1377:Glass recycling 1360: 1313: 1219:Enamelled glass 1141: 1135: 1126:Diamond turning 1116:Flame polishing 1058: 1052: 1046: 1016: 1011: 1010: 1003: 987: 983: 977:Wayback Machine 955: 951: 942: 940: 931: 930: 926: 919: 912: 905: 897:. p. 518. 887: 880: 871: 869: 864: 863: 859: 850: 848: 843: 842: 835: 822: 818: 802: 798: 794: 782: 778: 773: 768: 694: 669:Nitrogen oxides 628: 623: 595:soda–lime glass 553: 547: 508: 499: 486: 474:vitreous enamel 470:screen-printing 462: 448: 401: 392: 375: 363: 336:gob distributor 323: 262: 260:Forming process 231: 200: 174: 112: 105: 83: 70: 57: 32: 23: 22: 15: 12: 11: 5: 2144: 2134: 2133: 2128: 2111: 2110: 2108: 2107: 2102: 2097: 2092: 2087: 2082: 2077: 2072: 2067: 2065:Satsuma Kiriko 2062: 2057: 2052: 2047: 2042: 2037: 2032: 2027: 2022: 2017: 2012: 2007: 2002: 1997: 1992: 1987: 1982: 1977: 1972: 1967: 1962: 1957: 1951: 1949: 1943: 1942: 1940: 1939: 1934: 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1314: 1312: 1311: 1309:Tempered glass 1306: 1301: 1296: 1291: 1286: 1281: 1276: 1274:Polished plate 1271: 1266: 1261: 1256: 1251: 1246: 1241: 1236: 1231: 1226: 1221: 1216: 1211: 1206: 1201: 1196: 1191: 1186: 1181: 1176: 1171: 1166: 1161: 1156: 1151: 1145: 1143: 1137: 1136: 1134: 1133: 1128: 1123: 1118: 1113: 1108: 1103: 1098: 1093: 1088: 1083: 1078: 1073: 1068: 1062: 1060: 1054: 1053: 1045: 1044: 1037: 1030: 1022: 1015: 1014:External links 1012: 1009: 1008: 1001: 981: 970:Schott website 949: 924: 910: 903: 878: 857: 833: 831:, pp. 365–432. 816: 800: 792: 775: 774: 772: 769: 767: 766: 761: 756: 751: 746: 741: 736: 731: 726: 721: 716: 711: 706: 701: 695: 693: 690: 627: 624: 622: 619: 573:is a sheet of 549:Main article: 546: 543: 507: 504: 498: 495: 485: 482: 461: 458: 447: 444: 400: 397: 391: 388: 374: 371: 367:dealkalization 362: 359: 343:compressed air 327:compressed air 322: 319: 310:press and blow 261: 258: 230: 227: 224: 223: 220: 217: 213: 212: 209: 206: 202: 201: 198: 195: 192: 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1817: 1813: 1807: 1804: 1803: 1801: 1795: 1789: 1786: 1784: 1781: 1779: 1778:World Kitchen 1776: 1774: 1771: 1769: 1766: 1764: 1761: 1759: 1756: 1754: 1751: 1749: 1746: 1744: 1741: 1739: 1736: 1734: 1731: 1729: 1726: 1724: 1721: 1719: 1716: 1714: 1711: 1709: 1706: 1704: 1701: 1699: 1696: 1694: 1691: 1689: 1686: 1684: 1681: 1679: 1678:Owens Corning 1676: 1674: 1671: 1669: 1666: 1664: 1661: 1659: 1656: 1654: 1651: 1649: 1646: 1644: 1641: 1639: 1636: 1634: 1631: 1629: 1626: 1624: 1621: 1619: 1616: 1614: 1611: 1609: 1606: 1604: 1601: 1599: 1596: 1594: 1591: 1589: 1586: 1584: 1581: 1579: 1576: 1574: 1571: 1569: 1566: 1564: 1561: 1559: 1556: 1554: 1551: 1549: 1546: 1544: 1541: 1539: 1536: 1534: 1531: 1529: 1526: 1524: 1521: 1519: 1516: 1514: 1511: 1509: 1506: 1504: 1501: 1499: 1496: 1494: 1491: 1489: 1486: 1484: 1481: 1479: 1476: 1474: 1471: 1469: 1466: 1464: 1461: 1459: 1456: 1454: 1451: 1449: 1446: 1444: 1441: 1439: 1436: 1434: 1431: 1430: 1428: 1422: 1413: 1408: 1406: 1401: 1399: 1394: 1393: 1390: 1378: 1375: 1373: 1370: 1369: 1367: 1363: 1357: 1354: 1352: 1349: 1347: 1343: 1340: 1338: 1335: 1333: 1330: 1328: 1325: 1324: 1322: 1320: 1316: 1310: 1307: 1305: 1302: 1300: 1299:Stained glass 1297: 1295: 1292: 1290: 1287: 1285: 1284:Rippled glass 1282: 1280: 1277: 1275: 1272: 1270: 1267: 1265: 1262: 1260: 1257: 1255: 1252: 1250: 1247: 1245: 1242: 1240: 1237: 1235: 1232: 1230: 1227: 1225: 1224:Flashed glass 1222: 1220: 1217: 1215: 1212: 1210: 1207: 1205: 1202: 1200: 1197: 1195: 1192: 1190: 1187: 1185: 1182: 1180: 1177: 1175: 1172: 1170: 1167: 1165: 1162: 1160: 1157: 1155: 1152: 1150: 1147: 1146: 1144: 1138: 1132: 1129: 1127: 1124: 1122: 1119: 1117: 1114: 1112: 1109: 1107: 1104: 1102: 1099: 1097: 1094: 1092: 1089: 1087: 1084: 1082: 1079: 1077: 1074: 1072: 1071:Fritted glass 1069: 1067: 1064: 1063: 1061: 1055: 1050: 1043: 1038: 1036: 1031: 1029: 1024: 1023: 1020: 1004: 1002:9783110351705 998: 994: 993: 985: 978: 974: 971: 967: 963: 960:is using the 959: 953: 939:on 2009-05-05 938: 934: 928: 922: 921:zbindendesign 917: 915: 906: 904:0-12-714970-8 900: 896: 892: 885: 883: 867: 861: 846: 840: 838: 830: 829:3-527-20112-2 826: 820: 814: 813:1-57498-225-7 810: 806: 796: 790: 789:3-540-57572-3 786: 780: 776: 765: 762: 760: 757: 755: 752: 750: 747: 745: 742: 740: 737: 735: 732: 730: 729:Glass disease 727: 725: 722: 720: 717: 715: 712: 710: 707: 705: 704:Blow moulding 702: 700: 697: 696: 689: 687: 681: 679: 678:Sulfur oxides 675: 674:liquid oxygen 670: 666: 664: 660: 656: 652: 647: 643: 641: 636: 634: 626:Local impacts 618: 616: 612: 608: 604: 600: 596: 592: 588: 587:melting point 584: 580: 576: 572: 566: 562: 557: 552: 542: 540: 536: 532: 527: 525: 521: 516: 513: 503: 494: 491: 481: 479: 475: 471: 467: 457: 454: 443: 441: 437: 433: 430: 426: 422: 418: 417:tin(IV) oxide 414: 410: 406: 396: 387: 385: 381: 370: 368: 358: 355: 350: 348: 344: 339: 337: 332: 328: 318: 314: 311: 303: 302:blow and blow 300:Steps during 298: 294: 290: 286: 285:final shape. 282: 274: 270: 266: 257: 255: 251: 247: 239: 235: 221: 218: 215: 214: 210: 207: 204: 203: 196: 193: 190: 189: 185: 182: 179: 178: 170: 167: 164: 163: 159: 156: 153: 152: 148: 145: 142: 141: 137: 134: 131: 130: 126: 123: 120: 119: 115: 108: 101: 100: 97: 95: 91: 86: 78: 76: 65: 63: 52: 50: 46: 42: 38: 34: 30: 19: 1975:Chevron bead 1927:Paolo Venini 1872:Antonio Neri 1852:A. H. Heisey 1763:VallĂ©rysthal 1723:Saint-Gobain 1643:Mosser Glass 1473:Blenko Glass 1443:Ardagh Group 1438:Arc Holdings 1304:Studio glass 1279:Porous glass 1244:Glass mosaic 1229:Forest glass 1140:Artistic and 1048: 991: 984: 952: 941:. Retrieved 937:the original 927: 890: 870:. Retrieved 860: 849:. Retrieved 819: 804: 795: 779: 685: 682: 667: 659:shear blades 658: 654: 648: 644: 637: 629: 606: 599:borosilicate 570: 569: 528: 517: 509: 500: 487: 465: 463: 449: 429:polyethylene 412: 408: 404: 402: 393: 376: 364: 351: 340: 335: 330: 324: 315: 309: 307: 301: 291: 287: 283: 279: 267: 263: 243: 116:Description 87: 84: 71: 58: 45:glassblowing 36: 35: 33: 2000:Dragontrail 1985:CorningWare 1897:Otto Schott 1887:Flavio Poli 1815:Glassmakers 1783:Xinyi Glass 1728:Saint-Louis 1638:Moser Glass 1538:Franz Mayer 1254:Lampworking 1194:Crown glass 1189:Cased glass 1184:Caneworking 1179:Broad sheet 1174:Blown plate 847:. Eurotherm 759:Wine bottle 734:Glass Queen 724:Float glass 581:, although 571:Float glass 551:Float glass 347:compressors 250:natural gas 149:Flow point 41:float glass 2131:Containers 2120:Categories 2030:Millefiori 1948:and brands 1946:Trademarks 1822:John Adams 1693:Pilkington 1598:Kosta Boda 1264:Millefiori 1164:Beadmaking 1086:Glass wool 1059:techniques 1057:Commercial 1051:techniques 943:2011-03-26 872:2013-05-20 851:2013-05-20 771:References 651:emulsified 611:Pilkington 512:recyclable 453:refractory 354:waste heat 106:(η, Pa·s) 2095:Waterford 2085:Vitrolite 2060:Ravenhead 2010:Fire-King 1995:Cristallo 1990:Cranberry 1847:Friedrich 1799:companies 1768:Waterford 1753:Swarovski 1688:Phu Phong 1658:O-I Glass 1578:Holophane 1553:Glaverbel 1503:Crystalex 1426:companies 1346:Impactite 1337:Sea glass 1249:Glassware 1209:Engraving 1199:Cut glass 1159:Glass art 1154:Art glass 1149:Āina-kāri 719:Drinkware 539:aluminium 535:cardboard 497:Marketing 493:shipped. 484:Packaging 478:Coca-Cola 380:annealing 373:Annealing 90:viscosity 62:annealing 1960:Bohemian 1892:Salviati 1703:Preciosa 1668:Orrefors 1563:Hadeland 1458:Baccarat 1294:Slumping 1106:Pressing 973:Archived 964:, while 868:. Farlex 764:Cage cup 692:See also 657:cutting 480:bottle. 440:conveyor 436:emulsion 409:cold end 399:Coatings 390:Cold end 254:fuel oil 194:12–13.3 191:11–12.3 2105:Zerodur 2080:Vitrite 2075:Visions 2070:Tiffany 2040:Opaline 2020:Gorilla 2005:Favrile 1980:Corelle 1970:Burmese 1797:Defunct 1788:Zwiesel 1748:Steuben 1618:Luoyang 1613:Iittala 1523:Fanavid 1518:Duralex 1498:Corning 1488:Borosil 1424:Current 1365:Related 1214:Etching 1169:Blowing 1131:Rolling 1111:Casting 958:Corning 699:Mirrors 591:windows 531:plastic 490:pallets 413:hot end 405:hot end 308:In the 246:furnace 229:Furnace 113:(η, P) 81:Hot end 2100:Wood's 2045:Peking 2035:Murano 2015:Forest 1738:Schott 1733:Seguso 1708:Riedel 1628:Mannok 1603:Libbey 1269:Mirror 1239:Fusing 999:  966:Schott 901:  827:  811:  787:  686:Cullet 565:London 520:reused 75:cullet 2090:Vycor 2050:Pyrex 2025:Macor 1955:Activ 1673:Osram 1663:Ohara 1548:Glava 1543:Fuyao 1478:Bodum 1448:Asahi 575:glass 252:- or 238:Batch 219:14.5 216:13.5 183:11.5 180:10.5 168:9–11 165:8–10 2055:Rona 1713:Rona 1583:Hoya 1513:Daum 997:ISBN 899:ISBN 825:ISBN 809:ISBN 785:ISBN 601:and 583:lead 384:lehr 157:7.6 154:6.6 655:gob 640:dBA 633:NOx 579:tin 432:wax 208:13 205:12 109:log 102:log 2122:: 979:). 913:^ 881:^ 836:^ 563:, 537:, 533:, 146:5 143:4 135:4 132:3 124:2 121:1 111:10 104:10 96:: 51:. 1411:e 1404:t 1397:v 1344:/ 1041:e 1034:t 1027:v 1005:. 946:. 907:. 875:. 854:. 801:d 199:g 173:d 31:. 20:)

Index

Glass container industry
Glassworks (composition)
float glass
glassblowing
history of glass
annealing
cullet
viscosity
glass melting in the laboratory

Batch
furnace
natural gas
fuel oil


compressed air
compressed air
compressors
waste heat
dealkalization
annealing
lehr
tin(IV) oxide
stannic chloride
Titanium tetrachloride
polyethylene
wax
emulsion
conveyor

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