Tungsten (W) Crucible

A tungsten crucible is a high-performance container specifically designed for high-temperature industrial applications, with its main body meticulously forged from high-purity tungsten metal. Tungsten, as a rare metal, possesses exceptional physical and chemical properties.

The melting point of a tungsten crucible is extremely high, reaching approximately 3422°C, ranking first among all metals. Under extreme high-temperature conditions, the tungsten crucible remains stable without melting or deforming. Tungsten crucibles come in a rich variety of shapes, including common forms such as cylindrical, square, rectangular, and conical. They can also be customized according to customers' special requirements to meet the unique needs of different processes.

The purity of a tungsten crucible is exceptionally high, typically ranging between 99.9% and 99.999%, meaning it contains almost no impurities. The high-purity tungsten crucible maintains chemical inertness in high-temperature environments, preventing reactions with the materials inside the crucible, thereby ensuring the purity and quality of the processed materials.

Additionally, the surface of the tungsten crucible undergoes fine grinding or precision turning, which not only enhances its appearance but also reduces surface defects, improving the overall strength and durability of the crucible. This surface treatment ensures that the tungsten crucible maintains excellent performance during prolonged high-temperature use, providing a reliable and stable container solution for various high-temperature processes.

High Melting Point
The high melting point of the tungsten crucible is one of its most notable features. Due to its extremely high melting point, the tungsten crucible remains stable in high-temperature environments without melting or significant deformation, ensuring the continuity and stability of the production process.

Excellent Thermal Conductivity
The tungsten crucible exhibits excellent thermal conductivity, allowing it to efficiently transfer heat. When used for sintering, the superior thermal conductivity of the tungsten crucible ensures uniform heating of ceramic materials, resulting in high-quality, stable-performance ceramic products.

Low Thermal Expansion Coefficient
The tungsten crucible has a very low thermal expansion coefficient, meaning its volume and shape change minimally under temperature variations. Due to this low thermal expansion coefficient, the tungsten crucible maintains stable dimensions and shape during thermal cycling, reducing deformation and damage caused by thermal expansion, thereby enhancing its service life and reliability.

Outstanding Strength and Rigidity
The tungsten crucible possesses exceptional strength and rigidity. These properties enable it to withstand significant physical stress and pressure without easily deforming or breaking. Thanks to its high strength and rigidity, the tungsten crucible can safely contain and support molten metals, ensuring a secure and stable production process.

Corrosion Resistance
The tungsten crucible exhibits high resistance to many corrosive chemical environments. Due to its corrosion resistance, it can operate stably for extended periods in harsh chemical conditions without being eroded by chemicals, guaranteeing smooth production processes and consistent product quality.

High Density
Tungsten is a high-density metal material, with a density of approximately 19.3 g/cm³. This high density gives the tungsten crucible substantial weight and stability. Additionally, the high-density tungsten crucible offers superior impact resistance, better withstanding external forces and improving its safety and durability.

Metallurgical Processes
In the metallurgical industry, the tungsten crucible is an indispensable piece of equipment for metal casting and alloy production. The high melting point and excellent thermal conductivity of the tungsten crucible enable it to withstand the extreme temperatures of smelting processes while ensuring uniform heat distribution, guaranteeing both the quality and efficiency of metal melting.

Laboratory Applications
In scientific research and experimental settings, the tungsten crucible is widely used in various high-temperature experiments. Its high purity and stable chemical properties make it an ideal high-temperature container for laboratory applications.

Chemical Industry
Many processes in the chemical industry require operation under high temperatures and corrosive environments. The corrosion resistance and high melting point of the tungsten crucible allow it to withstand these harsh chemical conditions, providing a reliable container for chemical production. The tungsten crucible maintains stable performance in such high-temperature, corrosive environments without being degraded by chemical reactions, ensuring smooth chemical processes and consistent product quality.

Electronics Industry
In the electronics industry, the tungsten crucible plays a vital role in vacuum deposition processes such as electron beam evaporation and sputtering. Its high melting point and excellent electromagnetic shielding properties meet the stringent requirements of these processes. In sputtering applications, the tungsten crucible also provides stable support and heating for sputtering targets, ensuring uniform and stable deposition to produce high-quality thin-film materials.

Aerospace Industry
The aerospace industry demands materials with exceptional performance, particularly in terms of high-temperature resistance, strength, and corrosion resistance. In this regard, the tungsten crucible serves a critical function.

FAQ

Are you a factory or manufacturer?

A: Yes, we are a factory but we generally use our trading company to handle the business abroad. It will be more convenient to receive the remittance and arrange the shipment.

What is the delivery method?

A: Generally, we send cargo by UPS, DHL or FedEx. Also, we can send by sea to seaport or by air to the closest airport.

Why is your product so cost-effective?

A: We cut out the middlemen in the end-to-end manufacturing process and we obtain raw material directly from its source.

Do you do spot quality inspection or full inspection?

A: 100% full inspection for sure. All unqualified products are discarded.

How do you ensure your lead time?

A: From material preparation to machining and finally to a full inspection. Every stage of production is strictly monitored and controlled to give you an accurate delivery time.

What is the MOQ of Tungsten (W) Crucible ?

A: Depends on quantity, generally, no MOQ limit.

How to pay for it?

A: A bank transfer (T/T) will be acceptable.

What is the delivery time?

A: around 7-20 days which depends on the quantity and production.

What is kind of the package?

A: Generally, we use a carton case or plywood case with protective material inside to ensure the save of cargo

What is the lead time?

A: from order placed to cargo receiving will take around 10-25 days.

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