Руководство по полированным твердосплавным пластинам

Welcome to the world of polished carbide inserts! If you’re here, you’re probably looking to dive deep into the nuances of this highly specialized yet essential tool. Whether you’re a seasoned machinist or just getting started, this guide will help you navigate the intricate details of polished carbide inserts, from their types to their applications, properties, and how to select the right one for your needs.

Overview of Polished Carbide Inserts

Polished carbide inserts are a critical component in the manufacturing industry, primarily used in cutting, machining, and drilling operations. These inserts are known for their exceptional hardness, wear resistance, and ability to maintain a sharp edge under extreme conditions. Polished carbide inserts are made from a composite material, mainly tungsten carbide, with other metal powders added to enhance specific properties.

polished carbide inserts

Types of Polished Carbide Inserts

Polished carbide inserts come in various shapes and sizes, each designed for a specific type of machining operation. Let’s take a closer look at the different types and their unique features.

ТипОписание
Токарные вставкиUsed for turning operations, available in various shapes like square, triangular, and rhomboid.
Фрезерные вставкиDesigned for milling applications, these inserts come in rectangular and square shapes.
Буровые вставкиSpecifically made for drilling operations, typically cylindrical or bullet-shaped.
Вставки для обработки канавокUsed for creating grooves and cut-offs, often in a rectangular or rounded shape.
Резьбонарезные вставкиDesigned for threading operations, usually triangular with sharp points.
Расточные вставкиMade for boring operations, these are often cylindrical or round in shape.
Parting InsertsUsed for parting or cutting off material, typically narrow and rectangular.
Profiling InsertsDesigned for contouring and profiling, available in various shapes.
Пластины для торцевого фрезерованияUsed for face milling operations, often square or round.
Chamfering InsertsSpecifically designed for chamfering, typically in a diamond or triangular shape.

Applications of Polished Carbide Inserts

Polished carbide inserts are utilized in a wide range of applications due to their versatility and durability. Here are some common applications:

ПриложениеОписание
Автомобильная промышленностьUsed for machining engine parts, transmission components, and other critical automotive parts.
Аэрокосмическая промышленностьEssential for manufacturing high-precision components like turbine blades and aircraft structures.
Medical Device ManufacturingUsed in the production of surgical instruments and implants.
Нефтегазовая промышленностьVital for drilling and machining parts used in exploration and extraction equipment.
МеталлообработкаEmployed in general metal cutting, shaping, and forming processes.
Tool and Die MakingCrucial for creating molds, dies, and other precision tools.
ДеревообработкаUtilized in cutting and shaping wood materials.
Plastic and Composite MachiningUsed for machining plastic and composite materials in various industries.
Изготовление ювелирных изделийEmployed in the precise cutting and shaping of precious metals and stones.
Heavy Machinery ManufacturingEssential for machining large and heavy components for industrial machinery.

Material Properties of Polished Carbide Inserts

Understanding the material properties of polished carbide inserts is crucial for selecting the right type for your application. Here’s a detailed look at their properties:

НедвижимостьОписание
ТвердостьExceptional hardness, typically ranging from 85 to 92 HRA.
ЖесткостьHigh toughness, allowing them to withstand significant stress and impact.
ИзносостойкостьSuperior wear resistance, extending tool life and maintaining sharpness.
Термическая стабильностьExcellent thermal stability, capable of performing at high temperatures without degrading.
Химическая стойкостьHigh resistance to chemical reactions, ensuring longevity in corrosive environments.
Удержание краяOutstanding edge retention, maintaining a sharp cutting edge for extended periods.
ПлотностьHigh density, typically around 15 g/cm³, contributing to their durability and strength.
Прочность на изгибHigh flexural strength, preventing breakage and deformation under load.

Composition of Polished Carbide Inserts

The composition of polished carbide inserts is what gives them their unique properties. Let’s delve into the specific materials used:

КомпонентОписание
Карбид вольфрама (WC)Основной компонент, обеспечивающий твердость и износостойкость.
Кобальт (Co)Used as a binder, adding toughness and strength.
Карбид титана (TiC)Enhances wear resistance and thermal stability.
Карбид тантала (TaC)Improves toughness and resistance to thermal shock.
Карбид ниобия (NbC)Adds hardness and wear resistance.
Карбид хрома (CrC)Increases corrosion resistance and hardness.
Никель (Ni)Sometimes used as an alternative binder, providing toughness.
Карбид ванадия (VC)Enhances wear resistance and strength.
Другие добавкиVarious other elements can be added to tailor specific properties for different applications.

Hardness, Strength, and Wear Resistance of Polished Carbide Inserts

One of the key reasons for using polished carbide inserts is their exceptional hardness, strength, and wear resistance. Here’s how these properties compare:

НедвижимостьTypical Value
Твердость (HRA)85-92
Прочность на изгиб (МПа)2000-3000
Прочность на сжатие (МПа)4000-6000
Вязкость разрушения (МПа-м^1/2)6-10
ИзносостойкостьExtremely high, with wear rates significantly lower compared to other materials.

Specifications, Sizes, Shapes, and Standards of Polished Carbide Inserts

Polished carbide inserts are available in a variety of specifications, sizes, shapes, and standards. Here’s a detailed breakdown:

СпецификацияОписание
РазмерыRange from 3mm to 30mm in thickness, various lengths and widths depending on application.
ФормыSquare, triangular, rhomboid, rectangular, round, cylindrical, diamond, etc.
СтандартыISO, ANSI, DIN, and JIS standards ensure compatibility and quality.
ПокрытияAvailable with various coatings like TiN, TiAlN, AlCrN, and DLC for enhanced performance.

Suppliers and Pricing Details of Polished Carbide Inserts

When it comes to purchasing polished carbide inserts, knowing where to buy and understanding the pricing can help you make an informed decision. Here’s a look at some suppliers and pricing details:

ПоставщикОписаниеЦена (приблизительно)
Sandvik CoromantLeading supplier with a wide range of inserts.$10 - $50 за вставку
KennametalOffers high-quality carbide inserts for various applications.$15 - $60 за вставку
ИскарKnown for innovative designs and high performance.$20 – $70 per insert
Sumitomo ElectricProvides reliable and durable inserts for multiple uses.$12 – $55 per insert
Инструменты SecoOffers a comprehensive range of carbide inserts.$18 – $65 per insert
Вальтер АГKnown for precision and longevity of their products.$22 – $75 per insert
TungaloySupplies high-performance inserts for demanding applications.$14 – $60 per insert
Mitsubishi MaterialsOffers a variety of carbide inserts for different machining needs.$15 – $65 per insert
КорлойKnown for cost-effective and durable inserts.$10 - $50 за вставку
CeratizitProvides premium quality carbide inserts.$20 – $70 per insert

How to Select the Right Polished Carbide Inserts

Choosing the right polished carbide inserts involves considering various factors to ensure optimal performance for your specific application. Here’s a guide to help you make the right choice:

ФакторОписание
Обрабатываемый материалThe type of material (steel, aluminum, titanium, etc.) significantly impacts the choice of insert.
Операция обработкиTurning, milling, drilling, etc., each requires a specific type of insert.
Условия резкиSpeed, feed rate, and depth of cut should be considered.
Геометрия вставкиThe shape and size of the insert should match the application.
Покрытие Coated inserts offer enhanced performance in specific conditions.
Совместимость с держателями инструментовEnsure the insert is compatible with the tool holder being used.
Стоимость Consider the cost-effectiveness relative to the performance and lifespan of the insert.
Brand and SupplierReputable brands and suppliers often offer higher quality and reliability.

Comparing Advantages and Limitations of Polished Carbide Inserts

Understanding the pros and cons of polished carbide inserts can help you decide if they are the right choice for your needs:

АспектПреимуществаОграничения
ТвердостьExtremely hard, allowing for precise cutting and long tool life.Can be brittle and prone to chipping under improper use.
ИзносостойкостьSuperior wear resistance reduces the need for frequent replacements.Более высокая первоначальная стоимость по сравнению с другими материалами.
Термическая стабильностьPerforms well under high temperatures, maintaining hardness and strength.Requires proper cooling and lubrication to maximize performance.
УниверсальностьSuitable for a wide range of materials and applications.May require specific coatings or treatments for optimal performance in certain conditions.
Удержание краяMaintains a sharp edge for longer periods, improving machining efficiency.Edge can degrade quickly if used improperly or on unsuitable materials.
СтоимостьCost-effective over the long term due to durability and reduced downtime.Higher upfront cost compared to other tool materials.

ЧАСТО ЗАДАВАЕМЫЕ ВОПРОСЫ

ВопросОтветить
What are polished carbide inserts?Polished carbide inserts are cutting tools made from tungsten carbide, used in machining operations.
Why are carbide inserts polished?Polishing reduces friction, improves surface finish, and increases tool life.
Как выбрать подходящую твердосплавную пластину?Consider the material, operation type, cutting conditions, insert geometry, and compatibility with your tool holder.
What are the benefits of using carbide inserts?High hardness, wear resistance, thermal stability, and long tool life.
Можно ли использовать твердосплавные вставки повторно?Yes, they can often be re-sharpened and reused, depending on the wear and damage.
What materials can carbide inserts machine?They can machine a wide range of materials, including steel, aluminum, titanium, and more.
Как изготавливаются твердосплавные вставки?They are made by sintering tungsten carbide powder with a metal binder, often cobalt.
Are there different grades of carbide inserts?Yes, different grades are available for various applications and materials.
Каков типичный срок службы твердосплавной вставки?It varies depending on usage, but they generally last longer than other tool materials due to their durability.
How should carbide inserts be stored?Store them in a dry, cool place to prevent rust and corrosion, ideally in their original packaging.

Заключение

Polished carbide inserts are indispensable tools in modern machining, offering unmatched hardness, wear resistance, and versatility. Whether you’re in the automotive, aerospace, or medical device industry, these inserts play a crucial role in achieving precision and efficiency. By understanding their types, applications, material properties, and how to select the right one, you can significantly enhance your machining operations. Remember to always consider the specific requirements of your application and consult with reputable suppliers to ensure you get the best performance out of your polished carbide inserts.

узнать больше Карбид вольфрама

Share This Post:

Ответить

Ваш адрес email не будет опубликован. Обязательные поля помечены *

Оглавление

Самые популярные

Свяжитесь с нами

Свяжитесь с нами

Для заполнения этой формы включите JavaScript в вашем браузере.
На ключе

Related Posts

carbide threading inserts

Вставки для иглодержателей из карбида вольфрама

Когда речь идет о точности хирургических инструментов, особенно иглодержателей, качество используемых вставок имеет первостепенное значение. Вставки для иглодержателей из карбида вольфрама стали золотым стандартом благодаря

blank carbide plate

Мощь высокопроизводительных наконечников с пайкой из карбида вольфрама: раскрытие производительности режущей кромки

Высокопроизводительные паяные наконечники из карбида вольфрама стали переломным моментом, позволяющим промышленным предприятиям по всему миру расширить границы возможного.

Связаться с Настоящее время

Для заполнения этой формы включите JavaScript в вашем браузере.