���@,Ifb�U�0�``��������, \ �l[ � ����JÂ��6@]/����|"@Z��U�C��t╔[?�hK��I3��- Ҍ@� � �Q� endstream endobj 213 0 obj <>/Metadata 25 0 R/Pages 210 0 R/StructTreeRoot 38 0 R/Type/Catalog/ViewerPreferences<>>> endobj 214 0 obj <>/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 215 0 obj <>stream Neck ring holders set too low on blow mold causing strain on neck ring during blank opens 11. Always remember; "The Price of a Quality Container is Eternal Vigilance." Glass bottles are made by mixing materials including sand, soda ash, limestone, and furnace-ready scrap glass, heating the mixture to as high as 1675 degrees Fahrenheit, then formed using a press-and-blow or blow-and-blow process. Let’s start from the top: the finish can best be described as ‘the lip of the bottle’.The term "finish" originated when glass bottles were still produced by mouth blown craftsman and the last step in completing a finished bottle was to "finish the lip." Types of joints & small recap. Fragile (C) Not fragile (M+) Problem. The types of glass bottle defects mainly include cracks, missing edges, dirty bottles, black spots, and so on. When a glass container fails on the customer’s filling line because of a manufacturing defect, the reputation of glass suffers, which results in a loss of customer good-will. H��Wˎ\���Wܥ�h�o��X�����Y$A`4$��9!���9U��ۏ�$������Xu�T�/�_�~��|�û�=�Y>����W_�^��駟�~���_�gWk\�����B������\��o�������c�Ǽ�R�հp��J,!ƶv7_>�����ov��3��m��������?�����r��\�����ۿ~���~���wˋ���W�yi�˴�/��_V#on�ϰf�}��AMW�%�EBs>���>���⻗տx����������_�����]��۝w-/ޥq�O;ё,)'1��t'= Class A defect make a package unacceptable on subjective matter. Stuckware. After testing quite a number of medicinal glass bottles, the method can be widely applied to common glass bottle port defects. Metal Manufacture Common Terms. It provides a visualization of typical glass container defects, describes their characteristics, the location of the defect on the bottle, and provides photos of the defects them selves. %PDF-1.6 %���� logout. ray_conrad_hernandez. Minor Glass Bottle Defects. 6 terms. Glass container production. Some common types of Glass Bottle applications include: Glass defects are typically unavoidable, but their occurrence must be minimized during the production of high-quality glasses. For material drop temperature is too low or mold is cold will produce bottle mouth, shoulders’ defects, like blowing is not full, chipped, deflated shoulder and patterns are not clear and so on. Key words: Fuzzy Decision Tree, classification, defects of the glass, CART, ANN. the glass surface. Is a defect where a small ridge of glass has been formedon the sealing surface of the finish3.Split. Summary:The most relevant defects in glasses are cate-. Always remember; "The … Scratches. First, concept of defect cause and classification Defects of general nature may be related to the nature of the glass itself, or they may be formed before, during, or during the molding process. Cold spots. Laboratory techniques used to identify solid inclusions such as stones cords, and knots in glass will be described. Camera Shots and Movement. A finish which has excessive glass projecting upward from the inside edge of the finish. The thirty-six sample bottles with missing edge defects had the lowest recognition rate of 91.6%. coarse seeds are very numerous, such as four or more �j�Ar�]k�=�f==\�QӪn��\���s��!�ɭ�ܳ0�.>�)��8wꃷψ/��Y�;�������5��XD�/�h�߮�،oԏ�8 %��|I�tWzq,)o#x'p One unusual stone defect in a pattern glass was recently discovered, and a scrupulous methodology was necessary to investigate its source. Disp Lec. Neck Spike. 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