Tungsten

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Magnesium Tungstate 11

Like calcium tungstate (CaWO?), magnesium tungstate is an inorganic compound composed of a transition metal, an alkaline earth metal, and a non-metal element, exhibiting excellent optical, electrical, and magnetic properties, making it widely applicable in optoelectronics and chemical industries. Note: Both calcium and magnesium are alkaline earth metals, with atomic numbers 12 and 20, respectively. From a chemical composition perspective, magnesium tungstate is a self-activated fluorescent material made of tungsten, magnesium, and oxygen. It is a tungstate formed by divalent…

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Ferrous Tungstate 7

Like cobalt tungstate (CoWO?) and nickel tungstate (NiWO?), ferrous tungstate is an inorganic compound composed of transition metal elements, Group VIII elements, and non-metals, exhibiting excellent physicochemical properties and wide applications in the chemical industry. Note: Iron, cobalt, and nickel, known as iron-group elements, are all fourth-period, Group VIII elements with atomic numbers 26, 27, and 28, respectively. Their properties are similar, and they all display ferromagnetism. From a chemical composition perspective, ferrous tungstate is a material made of tungsten,…

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Application of Tungsten Wire in Glass Thermal Processing 10

The application of tungsten wire in glass thermal processing is mainly due to its high melting point, high temperature resistance and good thermal stability. Tungsten wire is mainly used as a heating element in glass thermal processing, used in melting, drawing, sealing and laboratory processing. 1. Heating Element in glass melting and molding Tungsten has a melting point of up to 3422°C and can withstand the high temperature required for glass melting (usually 1000-1600°C). It is often used as a…

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Environmental Performance of Tungsten Wire in Electric Heated Glass 9

Tungsten wire is widely used in the manufacture of electric heated glass due to its high melting point, low evaporation rate and excellent thermal properties. It is used as a heating element to achieve defog, defrost or insulation functions. Electric heated glass usually generates heat after power is turned on by embedding tungsten wire in laminated glass or coating conductive film on the surface of glass to achieve functions such as light transmission and insulation. The environmental performance of tungsten…

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Performance of Tungsten Wire in Glass Heat Treatment 8

The performance of tungsten wire in glass heat treatment is mainly related to its unique physical and chemical properties. The following is an analysis of its performance: 1. High Temperature Stability Excellent High Temperature Performance: Tungsten has an extremely high melting point (about 3422°C), the highest of all metals, so in the high temperature environment of glass heat treatment (usually between 600°C and 2000°C, depending on the type of glass), tungsten wire can maintain structural stability and mechanical strength, and…

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Application of Tungsten Wire in Glass Bending Process 7

Tungsten wire is mainly used as an efficient and stable heating element in glass bending process, and is widely used due to its unique high temperature performance and durability. I. Application Characteristics of Tungsten Wire in Glass Bending Process 1. High Temperature Heating: Tungsten wire has an extremely high melting point (about 3422°C) and can withstand the ultra-high temperature required for glass bending (usually between 600-1000°C, depending on the type of glass). Tungsten wire can be used as a resistive…

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Application of Tungsten Wire in Glass Heat Treatment 5

The application of tungsten wire in glass heat treatment is mainly reflected in its use as an efficient heating element. Because of its high melting point (about 3422°C), good conductivity and thermal stability, it is particularly suitable for heating needs in high temperature environments. The following are the specific applications and functions of tungsten wire in glass heat treatment: 1. Glass Melting and Forming Tungsten wire is often used in glass melting furnaces or heating equipment as a resistance heating…

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Key Technical Challenges of Tungsten Crucible in the Monocrystalline Silicon Growth 13

As a basic material in the semiconductor industry and photovoltaic field, the quality of monocrystalline silicon directly determines the performance and efficiency of downstream products. As an important high-temperature container in the monocrystalline silicon growth furnace, tungsten crucible plays the role of bearing and heat transfer of molten silicon, and its performance has a decisive impact on the stability and crystal quality of the crystal growth process. However, its application faces a number of key technical challenges, which require in-depth…

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How to Prevent Tungsten Crucible from Cracking? 15

In the actual use process, tungsten crucibles often face the risk of crack formation, which not only affects its service life, but also directly affects the stability of the process and product quality. Therefore, how to effectively prevent the formation of cracks has become the focus of the industry. In this paper, we will systematically discuss the strategies to prevent crucible cracks from the aspects of material selection, processing technology, use environment and operating procedures. First and foremost, material purity…

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Optimal Design of Tungsten Crucible in Crystal Growth Furnace 12

Tungsten crucible plays an important role in the process of crystal growth, such as bearing molten raw materials, high-temperature heat transfer and environmental isolation, and its reasonable design directly affects the quality, yield and stability of the whole process. Therefore, it is of great significance to carry out the optimal design of the crucible according to the special working conditions of the crystal growth furnace. First of all, the geometry of the crucible needs to be designed with the melt…

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