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 Currently, the glass market has become increasingly popular, and the detection of glass quality is usually important when purchasing goblet. For the inspection connected with glass sheets, the appearance quality is principally to check the flatness and observe the coffee quality defects such as bubbles, inclusions, scores, lines and fog destinations. If there is such a defective glass, deformation may occur during use, which reduces the transparency in the glass, mechanical strength and thermal stability of the glass, and is not made for engineering use. Since the glass is often a transparent object, the appearance can be detected during the time of selection, and the quality is usually basically identified.
Inspecting glass processed products, in addition towards the requirements of flat goblet, should also check this processing quality, check whether the conventional size, processing accuracy and pattern definition meet certain requirements, and the side is just not allowed to be faulty.
The appearance quality of the hollow glass brick should not be cracked, and there should be no opaque unmelted material while in the glass blank, and the welding and bonding between the 2 glass bodies cannot be poor. Visual inspection with the brick body should be without any corrugations, bubbles and lamellar streaks resulting from inhomogeneities inside wholesale Laminated Glass blank. The outer surface with the large surface of the glass brick needs to be less than 1 mm, the convexity really should be less than 2 mm, the weight should meet the high quality standard, no surface warpage, level, burr and other high quality defects, the angle ought to be square.
The above is a general method for identifying the quality of glass. Special glass is required to be tested with special instruments.
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