Educate you How To Identify The grade of Glass


  •  At present, the glass market is starting to become increasingly popular, and the detection of glass quality is also important when purchasing glass. For the inspection involving glass sheets, the appearance quality is especially to check the flatness and observe the quality defects such as bubbles, inclusions, scores, lines and fog destinations. If there is a great defective glass, deformation will certainly occur during use, which reduces the transparency in the glass, mechanical strength and thermal stability of the glass, and is not suitable for engineering use. Since the glass is often a transparent object, the appearance can be detected at the time of selection, and the quality is usually basically identified.

    Inspecting tumbler processed products, in addition on the requirements of colored Laminated glass, should also check that processing quality, check whether typical size, processing accuracy and pattern definition meet the requirements, and the side is just not allowed to be malfunctioning.

    The appearance quality with the hollow glass brick must not be cracked, and there needs to be no opaque unmelted material while in the glass blank, and the welding and bonding between the 2 glass bodies cannot become poor. Visual inspection from the brick body should be without any corrugations, bubbles and lamellar streaks resulting from inhomogeneities inside the glass blank. The outer surface of the large surface of the glass brick ought to be less than 1 mm, the convexity need to be less than 2 mm, the weight should meet the standard standard, no surface warpage, notch, burr and other quality defects, the angle really should be square. The above is any general method for identifying the caliber of glass. Special glass needs to be tested with special tools.

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