I believe that everyone will be exposed to various glas […]
I believe that everyone will be exposed to various glass products every day, such as glass, glass doors, glass windows and so on. Although we often come into contact with them, we don't know much about the type and nature of these glasses. And because of the lack of understanding of glass materials, it often leads to various problems. We will introduce the purchase method of glassware to help you further understand the main process of glass bottle production process.
No obvious coloring is required for the clear glass. Bubbles A certain number of bubbles of a certain width and a certain length are allowed, and bubbles that can be pierced with a steel needle are not allowed to exist. Transparent enamel: refers to a glass body with uneven melting. For a glass with a capacity of less than 142L, no more than one length is less than for a glass with a capacity of no more than one length is less than 1.5mm. The transparency of the cup body is not allowed to exist.
Refers to opaque granular debris with a length of no more than and no more than one. The roundness of the cup mouth means that the cup mouth is not round, and the diameter difference is not more than, and the stripe: the distance is obviously not allowed. Cup height deviation cup height deviation the height difference between the height and the height of a cup is not more than . Cup thickness difference: no more than.
Shear printing: refers to stripe or braided shear marks, the length is not more than 20~25mm, the width is not more than 2.0mm, no more than one, more than the bottom of the cup, or hair White hair is bright, more than 3mm is not allowed. Molding: The cup body is a looming record of the record, and the flat view is obviously not allowed. Cup body sucking: refers to the unevenness of the cup body, and the flat eye is obviously not allowed. Wiping and scratching: Wiping refers to the friction between the glass and the diameter of the glass, leaving a trace of tarnishing in the cup, which is obviously not allowed. Abrasion refers to the collision between the glasses, and the scars left on the surface of the cup are not allowed to shine.