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1. The post-press glass is directly stacked together without isolation. If the glass is not completely dried, it is easy to cause high-temperature glass ink pollution on the non-printed surface of the glass. Therefore, in order to avoid such defects, and also to avoid causing post-press ink. Scratches on the film surface and scratches on the glass, it is recommended to isolate the glass piece by piece after printing.
Influence of Improper Operation of High Temperature Glass Ink After Printing
Due to the smoothness of glass, high temperature glass ink needs to have super adhesion ability. Glass ink has a wide range of applications, most of which are used to decorate automotive glass and decorative plate glass. In addition to spraying, the application methods of high temperature glass fiber reinforced plastic ink also include cylinder printing, curtain printing and screen printing. What are the tips for using high temperature glass ink? I will take you to understand.
Tips for using high temperature glass ink
Automotive tempered high-temperature glass ink refers to the use of automotive tempered glass around the edge to effectively reduce the UV transmittance, prevent chemical changes in the glue used to bond the glass and the car body, and at the same time shield the conductive silver paste to give the car an aesthetic appearance. Automotive tempered high-temperature glass ink is emerging with the large-scale application of tempered glass in automobiles. It is printed on a glass substrate using screen printing technology, dried at 150 ° C and transferred to a high-temperature tempered glass furnace for hot bending sintering, and finally cooled to obtain tempered glass printed with automotive tempered glass ink.
Development of Automobile Tempered High Temperature Glass Ink
With the rapid development of my country's economy and the continuous improvement of living standards, people have begun to pay more and more attention to the living environment and the aesthetics of household appliances. Colored crystal glass is gradually widely used in the home decoration and home appliance panel industries due to its low price, simple process and good decoration. As an indispensable key material in the processing of colored crystal glass, high-temperature glass ink has replaced traditional glass decoration processes such as carved glass, frosted glass, and painted glass. When most high-temperature glass inks are manufactured, silane is added to improve adhesion, water resistance, and chemical resistance.
Brief analysis on the preparation process of automobile tempered high temperature glass ink
There are many reasons for the failure of glass screen printing, involving many factors such as screen printing, screen printing scraper, screen printing ink, screen printing equipment, screen printing materials and operation technology. There is a single reason for the occurrence of screen printing failures, but more is the result of the cross-influence of various reasons. This is what the operator should pay special attention to when determining the cause of the failure and taking corresponding countermeasures.
Analysis and elimination of common faults in glass screen printing
Commonly used auxiliary materials for modulation printing ink: toner, kerosene, debinding agent, diluent, etc. In printing, toner is mainly used to increase the flow speed of ink. However, the thickness of toner is closely related to the drying speed. The thicker the toner oil, the faster the drying speed of the ink under the same conditions, because the drying speed of the ink is accelerated with the increase of the thickening degree of the ink.
The relationship between toner and drying speed
On December 20, 2017, the first batch of automotive glass water-based inks customized by Uzbekistan customers was produced and ready for shipment.
The first batch of automotive glass water-based inks customized by Uzbekistan customers has been produced and is ready for shipment
In automotive glass screen printing, high-temperature glass ink is mainly used. Before the glass is tempered or thermally bent, the ink printed on the glass surface must be dried, and the drying process of these ink layers has an impact on screen printing. Quality and speed play a crucial role.
Discussion on post-press drying process of high temperature glass ink for automobile
The vigorous development of screen printing has accelerated the development of various new types of screen printing high-temperature glass inks, such as fragrance, fluorescence, foaming, and quick-drying inks. These inks are generally dried at room temperature, and only glass printing and ceramics are dried at high temperatures. Dry at high temperatures, so high temperature resistant glass inks often refer to inks used for glass and ceramic printing.
The vigorous development of high temperature glass ink
High-temperature glass ink, also known as high-temperature tempered glass ink, has a sintering temperature of 720-850 ° C. After high-temperature tempering, the ink and glass are firmly fused together, and are widely used in building curtain walls, car glass, stove oven panels, etc. The high-temperature glass ink has been baked to 850 degrees (the baking temperature is selected according to product requirements) and the vitreous body is integrated to achieve the glass surface coloring effect. The color of the high-temperature glass ink and the vitreous after high-temperature baking is permanent and very stable. The color of the high-temperature glass ink is bright, the surface of the vitreous body is also very smooth, and it has good light transmittance and high-end temperament.
Brief Analysis of the Application of High Temperature Glass Ink
High temperature glass ink is composed of dyes, pigments, linkers, additives and other ingredients. As a carrier of pigments, solid particles such as powdered pigments can be mixed and connected, and the adhesive pigments can finally be attached to the surface of the printed matter. It should have good solubility, good pigment dispersion and high substrate adhesion.
Study on Polyurethane Adhesive for High Temperature Glass Ink
High temperature glass ink is mainly composed of pigments, co-solvents of low melting point glass powder and toner. Among them, pigments are pyrolysis products, and the firing temperature of at least 600 degrees Celsius must be guaranteed. Pigment, as the main material of color development, plays a decisive role in the quality and printability of high temperature glass ink.
Analyze the development status of screen printing high temperature resistant glass ink