概要 K20 Carbide Rods
K20 carbide rods are a crucial material in various industrial applications, renowned for their exceptional hardness, wear resistance, and strength. These rods are used primarily in the manufacturing of cutting tools, machining applications, and in environments requiring high durability. In this comprehensive guide, we’ll explore everything you need to know about K20 carbide rods, from their types and applications to their material properties and selection criteria.
What is K20 Carbide Rod?
K20 carbide rods are made from a composite material consisting of tungsten carbide and cobalt. Tungsten carbide provides the rods with hardness and wear resistance, while cobalt acts as a binder, giving the material its toughness. The “K20” designation refers to a specific grade of tungsten carbide, characterized by its unique combination of hardness and toughness, making it suitable for various demanding applications.
Table of Key Details of K20 Carbide Rods
| 属性 | 説明 |
|---|---|
| 素材 | Tungsten Carbide with Cobalt binder |
| グレード | K20 |
| アプリケーション | Cutting tools, machining, industrial wear parts |
| プロパティ | 高硬度、耐摩耗性、靭性 |
| 一般的な形状 | Rods, bars, blanks |
| 規格 | ISO, ASTM, ANSI |
| サプライヤー | Various global manufacturers and suppliers |
Types of K20 Carbide Rods
K20 carbide rods come in several types, each designed for specific applications. Here’s a detailed look at the most common types:
Table of Types of K20 Carbide Rods
| タイプ | 説明 |
|---|---|
| Solid Rods | Made entirely of K20 carbide, used for high precision and wear resistance. |
| Hollow Rods | Feature a central hole, reducing weight while maintaining strength, ideal for certain machining tasks. |
| ブランク | Unshaped rods that can be customized to specific tool requirements. |
| Pre-formed Rods | Pre-shaped to certain specifications, reducing the need for additional machining. |
| Micro-grain Rods | Feature fine grain size for applications requiring a sharp cutting edge and precision. |
| Coated Rods | Have a protective coating to enhance performance and longevity. |
| Uncoated Rods | Used in applications where coating is not required or desired. |
| Double-ended Rods | Designed for tools requiring two functional ends, enhancing efficiency. |
| Reinforced Rods | Enhanced with additional materials to improve specific properties like toughness or impact resistance. |
| Custom Rods | Tailored to specific customer needs, with unique shapes and sizes. |
Applications of K20 Carbide Rods
K20 carbide rods are incredibly versatile, finding applications in various industries. Here’s a closer look at where these rods are commonly used:
Table of Applications of K20 Carbide Rods
| 申し込み | 説明 |
|---|---|
| 切削工具 | Used in the production of drills, milling cutters, reamers, and other cutting instruments. |
| 機械加工 | Essential in CNC machining for producing high-precision components. |
| 採鉱と掘削 | Used in tools for mining, drilling, and other heavy-duty operations. |
| 工業用磨耗部品 | Components in machinery that require high wear resistance and durability. |
| 木工 | Tools for cutting and shaping wood, ensuring long-lasting performance. |
| 金属加工 | Utilized in the manufacture of tools for cutting and forming metals. |
| 航空宇宙 | Precision components in aerospace applications, demanding high strength and wear resistance. |
| 自動車 | Parts and tools for manufacturing and maintaining vehicles. |
| 医療機器 | High-precision tools and components in medical device manufacturing. |
| エレクトロニクス | Used in the production of components requiring high precision and durability. |
Material Properties of K20 Carbide Rods
Understanding the material properties of K20 carbide rods is crucial for selecting the right type for your application. Here’s an overview of the key properties:
材料特性表
| プロパティ | 説明 |
|---|---|
| 硬度 | K20 carbide rods have a hardness rating of 89-92 HRA, ensuring exceptional wear resistance. |
| タフネス | The cobalt binder provides excellent toughness, making the rods resistant to impact and fracture. |
| 密度 | The density of K20 carbide rods is around 14.3-14.8 g/cm³, contributing to their strength and durability. |
| 熱伝導率 | High thermal conductivity allows efficient heat dissipation during machining operations. |
| 圧縮強度 | K20 rods have high compressive strength, enabling them to withstand heavy loads. |
| 弾性係数 | High elastic modulus ensures rigidity and dimensional stability. |
| 耐食性 | 腐食に強く、過酷な環境に適している。 |
構成と特徴
The specific composition of K20 carbide rods involves a mixture of tungsten carbide particles and a cobalt binder. This combination gives the material its unique characteristics.
構成と特徴の表
| コンポーネント | パーセント | 機能 |
|---|---|---|
| 炭化タングステン | 85-95% | 硬度と耐摩耗性を提供する。 |
| コバルト・バインダー | 5-15% | Acts as a binder, giving toughness and impact resistance. |
| 粒度 | 0.5-1.5 microns | Fine grains enhance sharpness and precision. |
| Impurities | <0.5% | Minimal impurities to maintain high quality. |
硬度、強度、耐摩耗性
K20 carbide rods are renowned for their impressive hardness, strength, and wear resistance. These properties make them ideal for demanding applications where durability is paramount.
硬度、強度、耐摩耗性の表
| プロパティ | 説明 |
|---|---|
| 硬度（HRA） | 89-92 |
| 圧縮強度 | 4000-6000 MPa |
| 耐摩耗性 | Extremely high, suitable for abrasive environments. |
| 引張強度 | 1000-1500 MPa |
| 破壊靭性 | High, ensuring resistance to cracking and breaking under stress. |
| 衝撃強度 | High, suitable for high-impact applications. |
仕様、サイズ、形状、規格
K20 carbide rods come in various sizes and shapes, conforming to industry standards to meet diverse application requirements.
仕様・サイズ・形状・規格一覧表
| 仕様 | 説明 |
|---|---|
| Standard Lengths | 50mm, 100mm, 150mm, 200mm |
| Diameters | 1mm～50mm |
| シェイプス | Round, square, rectangular, custom |
| 規格 | ISO 9001, ASTM B777, ANSI B212 |
| 表面仕上げ | Ground, unground |
| 寛容 | ±0.05mm to ±0.2mm |
サプライヤーと価格詳細
Finding the right supplier for K20 carbide rods is essential for ensuring quality and reliability. Here’s a list of notable suppliers and their pricing details.
Table of Suppliers and Pricing Details
| サプライヤー | 所在地 | 価格帯（kgあたり） | 品質認証 |
|---|---|---|---|
| ABCメタルズ | アメリカ | $50 – $70 | ISO 9001 |
| グローバルカーバイド | ドイツ | $55 – $75 | ISO 9001、ASTM |
| Carbide Corp. | 中国 | $40 – $60 | ISO 9001 |
| Tungsten Solutions | 英国 | $60 – $80 | ISO9001、ANSI |
| 精密工具 | 日本 | $65 – $85 | ISO 9001, JIS |
How to Select the Right K20 Carbide Rod
Choosing the right K20 carbide rod involves considering various factors, including the specific application, material properties, and budget. Here’s a guide to help you make an informed decision.
Table for Selecting the Right K20 Carbide Rod
| ファクター | 考察 |
|---|---|
| 申し込み | Determine the specific use case (cutting, machining, wear parts) |
| 材料特性 | Assess hardness, toughness, and wear resistance requirements |
| 予算 | Compare prices from different suppliers to find the best value |
| Supplier Quality | Look for certifications and customer reviews |
| カスタマイズの必要性 | Consider if custom sizes or shapes are required |
| 規格遵守 | Ensure the rods meet relevant industry standards (ISO, ASTM, ANSI) |
の利点と限界 K20 Carbide Rods
Like any material, K20 carbide rods have their pros and cons. Here’s a comparison to help you understand their benefits and potential drawbacks.
利点と限界の比較表
| アスペクト | メリット | 制限事項 |
|---|---|---|
| 硬度 | High hardness ensures excellent wear resistance | May be brittle in certain conditions |
| タフネス | Cobalt binder provides good toughness | Toughness can be lower compared to other materials like steel |
| 熱伝導率 | High thermal conductivity allows efficient heat dissipation | 他の素材に比べて高価な場合がある |
| 耐食性 | Resistant to corrosion, suitable for harsh environments | May require special handling during machining |
| 汎用性 | 幅広い用途に対応 | Not always the best choice for applications requiring high flexibility |
| カスタマイズ | Available in various sizes and shapes, with options for customization | Custom orders may have longer lead times and higher costs |
よくあるご質問
| 質問 | 回答 |
|---|---|
| What are K20 carbide rods made of? | They are made of tungsten carbide and cobalt binder. |
| What are the main applications of K20 carbide rods? | They are used in cutting tools, machining, industrial wear parts, and more. |
| How do I select the right K20 carbide rod for my application? | Consider the application, material properties, budget, supplier quality, customization needs, and standards compliance. |
| What are the advantages of using K20 carbide rods? | High hardness, excellent wear resistance, good toughness, high thermal conductivity, and corrosion resistance. |
| Are there any limitations to using K20 carbide rods? | They can be brittle, expensive, and may require special handling. |
| Can K20 carbide rods be customized? | Yes, they are available in various sizes and shapes, with options for customization. |
| What standards do K20 carbide rods conform to? | They conform to standards such as ISO 9001, ASTM B777, and ANSI B212. |
| Who are some notable suppliers of K20 carbide rods? | Suppliers include ABC Metals, Global Carbide, Carbide Corp., Tungsten Solutions, and Precision Tools. |
| What is the typical price range for K20 carbide rods? | Prices range from $40 to $85 per kg depending on the supplier and quality. |
| What factors affect the performance of K20 carbide rods? | Factors include hardness, toughness, wear resistance, and the specific application environment. |
結論
K20 carbide rods are a vital material in various industrial applications, offering unmatched hardness, wear resistance, and toughness. By understanding the different types, applications, material properties, and selection criteria, you can choose the right K20 carbide rod for your specific needs. Whether you’re in the machining, cutting, or manufacturing industry, these rods provide the reliability and performance required for demanding tasks.
For more information on K20 carbide rods or to find the right supplier, ensure to refer to the detailed tables provided in this guide. With the right knowledge and resources, you can make informed decisions and leverage the full potential of K20 carbide rods in your applications.
