Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible

Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible System 1

Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible System 2

Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible System 3

Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible System 4

Graphite Crucible Price for SIC Crucibles Melting Aluminium, Copper, Brass, Clay Graphite Crucible

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 1 pc

Supply Capability:: 1000 pc/month

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Quick Details for SiC Graphite Crucibles

Type:	High Strength, graphite crucible crucible	Application:	melting metal	Height:	as your requirements
Composition:	High Pure	Top Diameter:	10-600mm	Bottom Diameter:	10-1000mm
Place of Origin:	China (Mainland)	Brand Name:		Model Number:
Color:	Black grey	Si3N4%:	5min	Fe2O3%:	0.7max
C%:	30-45	Apparent porosity:	30max	Refractoriness:	1680
Bulk Density:	1.71min	Using life:	>5000 hours	MAX temperature:	1600c

Packaging & Delivery

Packaging Details:	Seaworty packing or as per customer's detail requirement of graphite crucible.
Delivery Detail:	within 20-30 days after confirm order of graphite cru

SiC Graphite Crucibles For Melting Aluminium And Copper, Brass

Product Description

Specifications for Graphite Silicon Carbide Crucible For Aluminum Melting :

1.Long working lifetime: its working lifetime is increased 3-5 times over normal clay-crucible due to the compact body formed under high pressure.

2.High thermal conductivity: high-density body and low apparent porosity greatly improve its heat conductivity.

3.New-style materials: new heat conduction material ensures faster heat conductivity and pollution-free product, reduces adherent slag.

4.Resistance to corrosion:better anti-corrosion than normal clay-crucible.

5.Resistance to oxidation: advanced process dramatically improves its oxidation resistance, which ensures persistent heat conductivity and long working lifetime.

6.High-strength: high-density body and logical structure make the product better compression property.

7.Eco-friendly: energy-efficient and pollution-free, not only ensure metal product purity, but also ensure sustainable development on environment.

8.Multi-function: Can be used in induction graphite crucible furnace

SiC Crucibles For Melting Aluminium And Copper, Brass,Clay Graphite Crucible

Physicochemical Properties

Type of Crucible	Type S	Type D
Carbon Content/%	≥38	≥45
Bulk Density/(g/cm3)	≥1.70	≥1.85
Apparent Porosity/%	≤29	≤21
Compression Strength/MPa	≥20	≥25
Refractoriness/°C	≥1400	≥1400

Type S: Clay graphite crucible

Type D: Isostatic pressing graphite crucible

Cited from CNS China National Standard of Graphite Crucible, which is solely drifted by TIANFU company.

Content Composition

C%	Sic%	AL2O3%	SIO2%
45%-50%	20%-30%	10%-12%	15-25%

Sic%

AL2O3%

SIO2%

45%-50%

20%-30%

10%-12%

15-25%

Q:How does the gas permeability of graphite affect crucible performance?: The performance of a crucible heavily relies on the gas permeability of graphite. Graphite possesses exceptional gas permeability, which means it allows gases to pass through it effortlessly. This characteristic proves advantageous in a crucible because it permits the release of gases that may be produced during high-temperature procedures, like melting or heat treatment. When a crucible is exposed to elevated temperatures, it may undergo several chemical reactions that lead to the generation of gases, such as carbon dioxide or carbon monoxide. If these gases become trapped inside the crucible, they can create a buildup of pressure, resulting in cracks or even explosions. However, thanks to the gas permeability of graphite, these gases can escape through the walls of the crucible, averting any potential damage. Furthermore, the gas permeability of graphite also aids in eliminating impurities or volatile substances from the crucible. During certain processes, impurities or volatile materials might be present in the material being melted or treated. If these substances are not allowed to escape, they can contaminate the final product or compromise the quality of the procedure. The gas permeability of graphite facilitates the effortless removal of these impurities, ensuring a cleaner and more efficient process. In conclusion, the gas permeability of graphite is crucial for the performance of a crucible as it enables the secure release of gases produced during high-temperature procedures and facilitates the removal of impurities. By permitting gases to escape and preventing pressure buildup, graphite crucibles can maintain their structural integrity and durability. Additionally, the gas permeability of graphite supports cleaner procedures and guarantees the quality of the end product.

Q:How does a graphite crucible handle corrosive substances?: A graphite crucible is highly resistant to corrosion when handling corrosive substances. Graphite is known for its exceptional chemical stability, making it an ideal material for handling such substances. Its unique structure and bonding properties make it resistant to attack from acids, alkalis, and other corrosive agents. Graphite has a high melting point, low coefficient of thermal expansion, and excellent thermal conductivity, which allows it to withstand extreme temperatures and rapid temperature changes without cracking or deforming. This makes it suitable for use in various industries, including metallurgy, foundries, and laboratories, where corrosive substances are frequently encountered. Furthermore, graphite has a non-wetting property, meaning it does not react with molten metals or other corrosive materials. This non-reactivity prevents any contamination or chemical reaction between the crucible and the corrosive substances it contains. As a result, the graphite crucible maintains its integrity and does not compromise the quality or purity of the substances it is handling. In summary, a graphite crucible is an excellent choice for handling corrosive substances due to its exceptional chemical stability, resistance to corrosion, high melting point, thermal conductivity, and non-wetting property. Its ability to withstand harsh conditions and maintain its structural integrity makes it a reliable and durable option in various applications where corrosive substances are involved.

Q:Does the silicon carbide graphite Tong have a magnetic field in the intermediate frequency furnace?: Efficiency --- reduce downtime and costSilicon carbide graphite crucible, silicon carbide particles ranging in content in the raw material inside the graphite crucible, such as the content is 50%, there are 24%, there are other different content, of course, can also be customized according to the different requirements of customers, not the same amount of silicon carbide containing graphite crucible.

Q:How do you prevent graphite crucibles from sticking to the melted material?: To prevent graphite crucibles from sticking to the melted material, there are several steps that can be taken: 1. Apply a release agent: Before placing the material in the crucible, a thin layer of a release agent can be applied to the inside surface of the crucible. This can be done using a brush or spray. The release agent acts as a barrier between the crucible and the melted material, preventing them from sticking together. 2. Preheat the crucible: Prior to adding the material, preheating the graphite crucible can help reduce the chances of sticking. Heating the crucible to a temperature slightly higher than the melting point of the material can create a thermal barrier that prevents the material from adhering to the crucible. 3. Use flux: In some cases, the addition of a flux can help prevent sticking. Flux is a chemical compound that lowers the melting point of the material and facilitates its flow. It can also act as a protective barrier between the crucible and the melted material, preventing them from sticking together. 4. Control the temperature: It is important to maintain the proper temperature throughout the melting process. If the temperature is too high, it can cause the material to become more reactive with the crucible, leading to sticking. Conversely, if the temperature is too low, the material may not fully melt, increasing the chances of sticking. Following the recommended temperature range for the material being melted can help prevent sticking. 5. Properly clean and maintain the crucible: Regularly cleaning the crucible after each use is essential to prevent buildup or contamination that can lead to sticking. It is important to remove any residual material or debris from the crucible using appropriate cleaning methods. Additionally, inspecting the crucible for any signs of wear or damage and replacing it when necessary can help prevent sticking. By following these preventive measures, the risk of graphite crucibles sticking to the melted material can be significantly minimized, ensuring a smooth and efficient melting process.

Q:Can graphite crucibles be used for melting composite materials?: Indeed, composite materials can be melted using graphite crucibles. Renowned for their elevated melting point and excellent thermal conductivity, graphite crucibles are well-suited for the fusion of various materials, including composite ones. Moreover, their resistance to chemical reactions renders them optimal for managing and confining composite materials while undergoing the melting procedure. Nevertheless, it is crucial to thoroughly assess the composite material's specific composition and melting point to guarantee its compatibility with the graphite crucible.

Q:Can graphite crucibles be used for catalyst preparation?: Catalyst preparation can indeed make use of graphite crucibles. Given their exceptional thermal conductivity and resistance to thermal shock, graphite crucibles are frequently employed in high temperature scenarios. They are able to endure temperatures of up to 3000°C, rendering them well-suited for multiple catalyst preparation methods that necessitate high temperatures. Graphite crucibles furnish a steady and unreactive setting for catalyst synthesis and preparation. They do not readily interact with most chemicals, enabling compatibility with a wide array of catalyst materials and precursors. This facilitates effective catalyst synthesis without the risk of impurities or undesired reactions. Moreover, graphite crucibles are renowned for their durability and lengthy lifespan, making them a cost-effective choice for repetitive use in catalyst preparation. They can be effortlessly cleaned and reused, thereby reducing the overall expenditure of the catalyst preparation process. It is important to note that the selection of crucible material may be contingent upon the specific catalyst preparation process and the chemicals involved. While graphite crucibles generally prove suitable for numerous catalyst preparation applications, some highly reactive or corrosive chemicals may necessitate the use of alternative crucible materials, such as ceramic or quartz crucibles. Consequently, it is crucial to consider the specific requirements of the catalyst preparation process before opting for a particular crucible material.

Q:Can a graphite crucible be used for powder injection molding?: Yes, a graphite crucible can be used for powder injection molding. Graphite crucibles are commonly used in powder injection molding processes due to their high temperature resistance, excellent thermal conductivity, and non-reactivity with most metals and alloys, making them suitable for melting and shaping powdered materials.

Q:The difference between the graphite rod and graphite electrode, graphite and blank refers to what: Graphite electrode is an electrode product to guide the processing of graphite material with good electrical properties. Bars are usually cylindrical. Most of the graphite electrodes are cylindrical, but also have square and multi ribbed shapes. Graphite blank refers to the firing of raw materials without processing graphite.

Q:What is the conductivity of graphite and the conductivity of graphite?: It is necessary to determine the material or grade of the graphite to have the corresponding technical parameters. The letter Ruida graphite thermal field | graphite heater | graphite crucible | isostatic graphite, when processing will also consider these problems, depends on the specific application!

Q:What is the white product in the crucible?: Reacts with oxygen in the air to produce a white Zinc Oxide, producing white smoke, which does not melt into brass liquid, and the remaining copper in the crucible is also Zinc Oxide, so the phenomenon that you describe

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