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Manufacturing Process of Halogen Lamp Tungsten Wire 70

Halogen lamps are high-efficiency and long-lasting light sources, widely used in home lighting, automotive headlights, and stage lighting. One of their core components is tungsten wire, which plays a critical role in the high-temperature environment inside the lamp. The manufacturing process of tungsten wire is complex and generally involves the following key steps: 1. Tungsten Powder Preparation The raw material for tungsten wire is high-purity tungsten powder, which directly affects the final properties of the tungsten wire. Tungsten powder is…

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High-Temperature Resistance and Lifespan of Halogen Lamp Tungsten Wire 19

Halogen lamps are highly efficient light sources widely used in the lighting industry. Their unique structure and superior performance make them popular in various fields, including home lighting, automotive lighting, and stage lighting. One of the core components of halogen lamps is tungsten wire, whose high-temperature resistance directly affects the lamp’s efficiency and lifespan. 1. High-Temperature Properties of Tungsten Wire Tungsten is a metal with an extremely high melting point, reaching approximately 3422°C. This property allows tungsten to function reliably…

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Basic Properties and Applications of Halogen Lamp Tungsten Wire 23

Halogen lamp tungsten wire has extremely high mechanical strength and wear resistance, allowing it to withstand the high temperatures and frequent switching operations inside halogen lamps without easily breaking or deforming. As a result, it has a wide range of applications. Halogen lamps are high-efficiency lighting devices that are widely used in various fields, especially in automotive lighting, household lighting, and stage lighting. Their working principle is similar to that of traditional incandescent bulbs, but by adding a small amount…

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Industry Standard for Cut-Resistant Tungsten Wire 31

Below is a list of industry standard references for cut-resistant tungsten wire. These standards primarily originate from materials science, mechanical engineering, and related fields, covering aspects such as material properties, manufacturing processes, quality testing, microstructure, surface treatment, and industrial applications of tungsten wire. I. Material Properties and Manufacturing Processes 1. ASTM F288 – 96(2019) Standard Specification for Tungsten Wire for Electron Devices and Lamps This standard specifies the technical requirements for tungsten wire used in electronic devices and lamps, including…

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Comparative Advantages of Cut-Resistant vs. Regular Tungsten Wire 32

Cut-resistant tungsten wire excels over regular tungsten wire in hardness, strength, toughness, wear resistance, high-temperature stability, microstructure, surface protection, environmental adaptability, and interaction with cutting tools, giving it significant advantages in specific high-demand applications. 1. Hardness and Strength By doping with other elements or adopting special processing techniques, cut-resistant tungsten wire possesses higher hardness and strength, effectively resisting damage from cutting tools. Although regular tungsten wire also has high hardness, it is inferior to cut-resistant tungsten wire in terms of…

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Analysis of Tungsten Wire Cutting Resistance 31

The cutting resistance of tungsten wire is the result of the synergistic effect of multiple factors, including high hardness, high strength, fine grain structure, and surface protection, making it irreplaceable in industrial cutting wire, high-temperature saw wire, bulletproof fiber, and other fields. Below is an analysis of the principles behind tungsten wire’s resistance to cutting, organized into core mechanisms and influencing factors: 1. Intrinsic Material Properties Ultra-high Hardness: Tungsten’s Vickers hardness (300500HV) is much higher than most metals (such as…

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The Principle of Tungsten Wire Resistance to Cutting 29

The principle of tungsten wire’s resistance to cutting mainly hinges on its unique physical and chemical properties. Below is a detailed explanation of the principle: 1. High Strength and Hardness After undergoing processes such as forging and drawing, tungsten wire can be made into extremely fine specifications, and compared to stainless steel of similar specifications, its strength and hardness are significantly enhanced. This high strength and hardness enable tungsten wire to better resist deformation and fracture when subjected to cutting…

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Manufacturing Process of Cut-resistant Tungsten Wire 14

Below is a detailed introduction to the manufacturing process of cut-resistant tungsten wire, covering the entire procedure from raw material selection to final product inspection. 1. Raw Material Preparation Tungsten Powder Purification: Utilizing hydrogen reduction or chemical vapor deposition (CVD) to prepare high-purity tungsten powder (purity >99.95%), with controlled impurity levels of oxygen, carbon, etc. Doping and Modification: Adding trace alloy elements (such as rhenium, lanthanum oxide, thorium oxide) to improve ductility and high-temperature resistance. 2. Powder Metallurgy Forming Isostatic…

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Production Process of Cut-resistant Tungsten Wire 17

The production of cut-resistant tungsten wire primarily involves several key steps, which effectively enhance the wire’s cut-resistance while maintaining its high melting point and hardness. Here is a detailed overview of the production process: 1. Material Selection The first step in manufacturing cut-resistant tungsten wire is selecting high-purity tungsten powder as the raw material. High-purity tungsten powder ensures an excellent performance foundation for the wire and minimizes the impact of impurities on subsequent processing and usage. 2. Powder Metallurgy Tungsten…

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Chemical Properties of Cut-resistant Tungsten Wire 32

The chemical properties of cut-resistant tungsten wire are primarily based on the chemical characteristics of tungsten metal. Tungsten, a chemical element with the symbol W and atomic number 74, is renowned for its extremely high melting point and chemical stability. Below are the key chemical properties of cut-resistant tungsten wire: 1. Chemical Stability It exhibits high chemical inertia in normal temperature and dry environments, not reacting with water, oil, or organic solvents, making it suitable for humid or oily industrial…

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