Tungsten

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Tungsten Carbide Balls Manufacturing Process 41

The manufacturing process for tungsten carbide balls primarily includes the following steps, covering the entire process from raw material preparation to finished product inspection: 1. Raw Material Preparation: Raw Material Selection: Select high-purity tungsten carbide (WC) powder, cobalt (Co) powder, or other metal binders (such as nickel and iron), as well as possible additives (such as titanium carbide and niobium carbide) to adjust properties. Batching: Based on the performance requirements of the tungsten carbide ball (such as hardness and wear…

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The Effect of Crystal Structure on the Properties of Cemented Carbide Balls 18

Cemented carbide balls are spherical products made through powder metallurgy, using tungsten carbide (WC) as the primary hard phase and a metal such as cobalt (Co) as a binder phase. Their crystal structure (including the crystal type, lattice parameters, defects, and interfacial structure of the hard and binder phases) plays a decisive role in properties such as hardness, toughness, wear resistance, and corrosion resistance. I. The Effect of the Crystal Structure of the Hard Phase WC As the core hard…

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Crystal Structure of Tungsten Cemented Carbide Balls 37

Tungsten cemented carbide balls are spherical products made of cemented carbide. Their core component is typically a tungsten carbide (WC) matrix, with metal binders such as cobalt (Co) and nickel (Ni). Their crystal structure is primarily determined by the phase structures of the tungsten carbide and the metal binder. I. Crystal Structure of Tungsten Carbide (WC) 1. Crystal Type: WC belongs to the hexagonal crystal system and has a typical hexagonal close-packed (HCP) structure. 2. Atomic Arrangement: Tungsten (W) atoms…

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Microstructural Characteristics of Cemented Carbide Balls 25

Cemented carbide balls are typically manufactured through a powder metallurgy process using a refractory metal, tungsten carbide (WC), as the hard phase and an iron-group metal (such as cobalt, Co, nickel, etc.) as the binder phase. They are high-performance materials commonly used in bearings, valves, oil drilling balls, and mining tools. Their microstructural characteristics have a decisive influence on mechanical properties, wear resistance, and corrosion resistance. Specific characteristics are as follows: 1. Two-Phase Composite Structure The microstructure of cemented carbide…

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Chemical Properties of Tungsten Cemented Carbide Balls 24

Tungsten cemented carbide balls are primarily manufactured through a powder metallurgy process using tungsten carbide (WC) and a metal binder (such as cobalt (Co) or nickel (Ni). Their chemical properties are primarily determined by these components. The following is an overview of the chemical properties of tungsten cemented carbide balls: 1. Chemical Stability: High Corrosion Resistance: Tungsten cemented carbide balls exhibit excellent chemical stability to most acids and bases at room temperature. For example, tungsten carbide (WC) exhibits strong corrosion…

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Physical Properties of Tungsten Cemented Carbide Balls 36

Tungsten cemented carbide balls are typically composed of tungsten carbide (WC) with a metal binder such as cobalt (Co). They possess the following key physical properties: 1. High Hardness: Tungsten cemented carbide balls have extremely high hardness, typically ranging from HRA 85-93 (Rockwell hardness) or HV 1200-2000 (Vickers hardness), approaching that of diamond, making them suitable for wear-resistant applications. 2. High Density: Density generally ranges from 13-15 g/cm3, depending on the composition (such as the WC-Co ratio). For example, WC-Co…

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Physical and Chemical Properties of Tungsten Cemented Carbide Balls 24

Tungsten cemented carbide balls (typically made of tungsten-cobalt alloy or other cemented carbide materials) possess the following key physical and chemical properties, making them suitable for industrial applications, cutting tools, bearings, and other fields: 1. Physical Properties Density: High, typically between 14.5–15.0 g/cm3 (depending on the specific composition, such as the WC-Co ratio). Hardness: Extremely high, typically ranging from HRA 85–92 (Rockwell hardness) or HV 1200–1800 (Vickers hardness), with excellent wear resistance. Strength: Extremely high compressive strength (up to 4000–6000…

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Materials and Properties of Tungsten Cemented Carbide Balls 22

Tungsten cemented carbide balls are primarily made of tungsten carbide (WC) and a binder (such as cobalt (Co) or nickel (Ni)) through a powder metallurgy process. They exhibit high hardness, high wear resistance, corrosion resistance, and good compressive strength. The following is a detailed analysis of their materials and properties: I. Material Composition 1. Main Components: Tungsten carbide (WC): The core component of tungsten cemented carbide balls, with extremely high hardness (close to diamond, HRA 85-92), providing excellent wear resistance…

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Characteristics of Tungsten Cemented Carbide Balls 25

Tungsten cemented carbide balls, due to their outstanding performance, are widely used in industrial applications such as precision bearings, valves, abrasive media, and metering instruments. Their high hardness and wear resistance make them outstanding in harsh environments. The basic characteristics of tungsten cemented carbide balls are as follows: 1. High Hardness: Tungsten cemented carbide balls are primarily composed of tungsten carbide (WC) and a binder such as cobalt (Co). Their hardness typically ranges from HRA 85-93 (close to diamond), making…

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What Are Tungsten Cemented Carbide Balls? 15

Tungsten cemented carbide balls are spherical components primarily made from tungsten carbide and a metal binder (such as cobalt) using a powder metallurgy process. They exhibit extremely high hardness, wear resistance, and corrosion resistance. Their unique properties have led to their widespread use in industries such as industry, manufacturing, and precision instruments. I. Properties of Tungsten Cemented Carbide Balls 1. High Hardness: Tungsten cemented carbide balls typically have a hardness approaching that of diamond, with a Vickers hardness of 1500-1800…

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