Graphite Crucible for Sale Near Me - SIC Crucibles for Melting Aluminium, Copper, and Brass with High Heat Resistance
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
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
Features of SiC 95% silicon carbide sic crucible
1. resistance to deformation at high temperature,
2. thermal shock resistance, wear resistance, corrosion resistance.
3. anti-oxidation, anti- erosion.
Usage of SiC 95% silicon carbide sic crucible
electricity and steel slag trench,
coal chemical and mining transport pipeline.
- Q: What are the different methods of controlling temperature in a graphite crucible?
- There are several methods of controlling temperature in a graphite crucible, including the use of external heating sources such as gas burners or electric heaters, the addition of insulating materials to regulate heat transfer, and the implementation of temperature sensors and controllers to maintain a specific temperature range. Additionally, techniques like preheating the crucible or adjusting the gas flow rate can also impact and control the temperature inside the crucible.
- Q: How does the wall thickness of a graphite crucible affect the melting process?
- The wall thickness of a graphite crucible plays a significant role in the melting process. The thickness of the walls determines the heat transfer rate and the overall efficiency of the crucible. A thicker wall will have a higher thermal mass, meaning it can absorb and retain more heat. This can be advantageous in certain applications where a gradual and controlled heating or cooling process is desired. The increased thermal mass helps to stabilize the temperature and prevent rapid fluctuations, which can be detrimental to the melting process. On the other hand, a thinner wall will have a lower thermal mass and can facilitate faster heat transfer. This can be beneficial when quick and efficient melting is required. The thinner walls allow for faster heat transfer to the material being melted, resulting in shorter melting times and increased productivity. However, it is important to note that a thinner wall may also be more susceptible to thermal stress and cracking due to the higher temperature differentials between the inside and outside of the crucible. This can lead to potential contamination of the melted material or even failure of the crucible itself. Additionally, the wall thickness affects the overall durability and lifespan of the crucible. Thicker walls are generally more resistant to wear and tear, providing a longer operational life. This is particularly important in high-temperature applications where the crucible is subjected to extreme conditions. In summary, the wall thickness of a graphite crucible has a direct impact on the melting process. Thicker walls provide better temperature stability but may lead to longer melting times, while thinner walls allow for faster heat transfer but may be more prone to thermal stress. The choice of wall thickness depends on the specific requirements of the melting process and should be carefully considered to achieve optimal results.
- 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: Are there any alternative materials to graphite for crucibles?
- Yes, there are alternative materials to graphite for crucibles. Some common alternatives include silicon carbide, alumina, zirconia, and boron nitride. These materials are often preferred for their specific properties and applications. For example, silicon carbide exhibits excellent thermal conductivity and high mechanical strength, making it suitable for high-temperature applications. Alumina, on the other hand, is known for its chemical inertness and resistance to corrosion, making it ideal for handling reactive materials. Zirconia offers good thermal shock resistance and is often used in applications requiring rapid temperature changes. Lastly, boron nitride is preferred for its excellent thermal stability and lubricity. Each of these alternative materials has its own advantages and specific uses, making them viable options for crucibles depending on the specific requirements of the application.
- Q: Can graphite crucibles be used for electrode production?
- Indeed, electrode production can utilize graphite crucibles. Graphite, being endowed with a high melting point, commendable electrical conductivity, and chemical stability, proves to be an exceptional substance for electrode fabrication. Industries like metallurgy, foundries, and electrical engineering often employ graphite crucibles when creating diverse kinds of electrodes. These crucibles possess the capability to endure extreme temperatures, thereby creating a steadfast atmosphere for electrode production. Moreover, graphite crucibles possess the advantage of easy customization and shaping to cater to specific electrode necessities, rendering them a favored option in numerous applications.
- Q: Can a graphite crucible be used for smelting or refining ores?
- Certainly! A graphite crucible is capable of being utilized for the purpose of smelting or refining ores. High-temperature applications, such as metal smelting and refining, often rely on the usage of graphite crucibles. Due to its exceptional thermal conductivity and high melting point, graphite emerges as an optimal material for effectively containing and distributing heat throughout the smelting or refining procedure. Furthermore, the chemical resistance of graphite crucibles proves to be advantageous as it enables them to endure the corrosive properties of both the ores and the chemicals involved in the refining process. All in all, graphite crucibles are widely favored for smelting and refining operations due to their robustness, ability to withstand extreme heat, and chemical stability.
- Q: What are the different methods of preventing contamination from graphite particles?
- There exist various techniques that can be employed to avoid the presence of graphite particles causing contamination. 1. Implementation of containment systems: One viable approach is to utilize containment systems, such as enclosed environments or glove boxes, to prevent the escape of graphite particles into the surrounding area. These containment systems can be equipped with air filtration and ventilation systems to eliminate any graphite particles present in the air. 2. Appropriate handling and storage: Another effective method to prevent contamination involves ensuring that graphite particles are handled and stored correctly. This may entail the use of sealed containers or bags for graphite storage and the adoption of proper handling techniques to minimize the dispersion of particles into the environment. 3. Regular cleaning and maintenance: Performing routine cleaning and maintenance on equipment and surfaces that come into contact with graphite can effectively prevent contamination. Specialized cleaning methods, such as wet cleaning or vacuuming, can be employed to eliminate any graphite particles that may be present. 4. Utilization of personal protective equipment: The utilization of personal protective equipment, including gloves, masks, and coveralls, can significantly mitigate the risk of contamination from graphite particles. These protective measures reduce direct contact with graphite, thereby minimizing the likelihood of contamination. 5. Provision of adequate training and education: Providing comprehensive training and education to personnel handling graphite is vital in raising awareness about contamination risks and the necessary precautions to be taken. This training can encompass proper handling techniques, the use of personal protective equipment, and the importance of regular cleaning and maintenance. By implementing these techniques, contamination from graphite particles can be effectively prevented, thereby ensuring a secure and sanitary working environment.
- Q: Can a graphite crucible be used for aluminum casting?
- Yes, a graphite crucible can be used for aluminum casting. Graphite crucibles are commonly used for high-temperature applications, including aluminum casting, due to their excellent thermal conductivity and resistance to chemical reactions with molten aluminum.
- Q: Can a graphite crucible be used for ceramic molding?
- Using a graphite crucible for ceramic molding is not possible. Graphite crucibles are mainly designed for melting and holding metals and alloys at high temperatures. They lack the necessary properties to endure the high temperatures required for ceramic firing and molding procedures. The firing process in ceramic molding usually involves temperatures ranging from 1000 to 1600 degrees Celsius, which can result in the degradation, cracking, or melting of graphite crucibles. To successfully carry out ceramic molding, it is advisable to utilize crucibles made from materials like alumina, zirconia, or other refractory substances that can withstand the extreme temperatures involved in the ceramic firing process.
- Q: How do you determine the appropriate crucible material for a specific application?
- To determine the appropriate crucible material for a specific application, several factors need to be considered. Firstly, it is important to evaluate the temperature range of the application. Different crucible materials have different temperature limitations. For high-temperature applications, materials such as graphite or refractory metals like tungsten or molybdenum may be suitable, while for lower temperature applications, materials like porcelain or alumina may be sufficient. Secondly, the chemical compatibility of the crucible material with the substances being used in the application needs to be assessed. Certain materials may react with specific chemicals or gases, leading to contamination or degradation of the crucible. It is crucial to select a material that is chemically inert or resistant to the substances being used. Thirdly, the thermal conductivity and thermal shock resistance of the crucible material should be taken into account. Some applications require rapid heating and cooling cycles, which can cause thermal stress on the crucible. Materials with high thermal shock resistance, such as quartz or boron nitride, may be more suitable in such cases. Moreover, the mechanical strength and durability of the crucible material should be considered. Some applications involve mechanical forces, stirring, or pouring of molten materials, which can subject the crucible to physical stress. Materials like silicon carbide or stainless steel offer good mechanical strength and can withstand such conditions. Lastly, the cost and availability of the crucible material should be considered. Some materials, such as platinum or iridium, may offer excellent performance but can be expensive and difficult to procure. It is important to strike a balance between performance and cost-effectiveness. In conclusion, determining the appropriate crucible material for a specific application requires considering factors such as temperature range, chemical compatibility, thermal conductivity and shock resistance, mechanical strength, and cost. By carefully evaluating these factors, one can select a crucible material that will meet the requirements of the application effectively.
Send your message to us
Graphite Crucible for Sale Near Me - SIC Crucibles for Melting Aluminium, Copper, and Brass with High Heat Resistance
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
