Graphite Crucible for Steel - Refractory SIC Crucible for Melting Copper
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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 Refractory Crucibles Sic Crucible For Melting Copper/Brass/Aluminum
| 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 |
Refractory Crucibles Sic Crucible For Melting Copper/Brass/Aluminum
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.
Refractory Crucibles Sic Crucible For Melting Copper/Brass/Aluminum
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% |
FAQ
1.What's your MOQ?
We will indicate the MOQ for each item in the quotation list. We accept the sample and trail order.
2.Can I negotiate the Prices?
Sure, we may consider discounts for bulk order of products.
3.How long will it take to complete my order?
For the stock items, we can arrange the shippment within 2~3days after received your payment. For the customized items, we will indicate the delivery time in the quotation list.
4.Can you give warranty of your products?
Yes, we extend a 100% satifisfaction guarantee on all items. Please feel free to provide timely feedback if you're not satisfied with N&D's Quality and Service. For the overseas orders, if there is a quality problem, please kindly to provide the picturers to show the problem by e-mail. We will provide the replacements to you at our cost according to actual conditions.
5.Can I visit you?
Sure. If you're a volume buyer and would like to visit our in-house products and production line, please contact us to make an appointment.
- Q: Are there any special precautions to be taken while using graphite crucibles?
- While using graphite crucibles, it is essential to take special precautions into consideration. Careful handling is crucial as these crucibles are delicate and prone to breakage. To prevent cracks or damage, it is important to avoid dropping or mishandling them. Furthermore, storing graphite crucibles in a clean and dry environment is necessary to prevent contamination. Impurities from the surroundings can be absorbed by graphite, impacting its performance and durability. Hence, maintaining a contamination-free storage space is advised. To avoid thermal shock, which can cause cracks or breakage, it is crucial to refrain from subjecting graphite crucibles to sudden temperature changes. Gradually heating or cooling the crucible within the recommended temperature range is recommended to prevent thermal shock. Prior to initial use, it is important to properly season or preheat the graphite crucible. This process involves slowly heating the crucible to a specific temperature to eliminate any moisture or volatile substances present. Neglecting to season the crucible appropriately can result in cracking or premature failure during subsequent use. Additionally, it is vital to avoid overloading the crucible with excessive material, as graphite crucibles have specific capacity limits. Overloading can lead to crucible failure or reduce its lifespan. Lastly, when handling molten materials or pouring them into the crucible, it is essential to wear suitable personal protective equipment. This includes heat-resistant gloves, face shields, and other protective clothing to prevent burns or injuries. By adhering to these precautions, users can ensure the safe and effective use of graphite crucibles while maximizing their lifespan and performance.
- Q: What is the purpose of using a graphite crucible?
- The primary function of a graphite crucible is to contain and endure high temperatures in diverse industrial procedures. Graphite possesses exceptional refractory properties, which means it can withstand intense heat without easily melting or reacting with surrounding materials. This makes graphite crucibles highly suitable for tasks involving metal melting, casting, and purification. Graphite crucibles find widespread usage in foundries, laboratories, and manufacturing facilities that require temperatures surpassing the melting point of most metals. The crucible serves as a vessel for the molten metal, preventing its escape and ensuring precise control over the melting process. Moreover, graphite crucibles exhibit outstanding thermal conductivity, enabling efficient heat transfer to the substance being melted. This facilitates uniform heating and consistent melting, resulting in the production of high-quality end products. Additionally, graphite's high thermal shock resistance allows for rapid heating and cooling cycles without causing any harm to the crucible. Graphite crucibles are also chemically inert, meaning they do not react with the majority of substances. This renders them suitable for handling various corrosive materials or compounds that have the potential to react with other materials. The inert nature of graphite guarantees the preservation of the purity and integrity of the materials being processed. In conclusion, the purpose of employing a graphite crucible is to provide a long-lasting, heat-resistant, and chemically inert container for high-temperature operations such as melting, casting, and purification. The ability of graphite crucibles to endure extreme heat, exhibit excellent thermal conductivity, and remain chemically inert makes them indispensable tools in a wide array of industrial applications.
- Q: Can graphite crucibles be used for alloy preparation?
- Yes, graphite crucibles can be used for alloy preparation. Graphite is a suitable material for crucibles due to its high melting point, excellent thermal conductivity, and chemical inertness. It can withstand high temperatures and is commonly used in metallurgical processes for smelting and alloying different metals.
- Q: Can a graphite crucible be used for powder injection molding?
- Yes, a graphite crucible can be used for powder injection molding. Graphite is a popular choice for crucibles in various high-temperature applications due to its excellent thermal conductivity, high melting point, and low chemical reactivity. In powder injection molding, a graphite crucible can withstand the high temperatures required for the process, typically ranging from 1300 to 1600 degrees Celsius. Additionally, graphite crucibles provide good resistance to thermal shock and can effectively contain the molten feedstock during the injection molding process. Overall, using a graphite crucible in powder injection molding is a suitable option due to its favorable characteristics and compatibility with the required operating conditions.
- Q: Are there different sizes available for graphite crucibles?
- Yes, there are different sizes available for graphite crucibles.
- Q: Are graphite crucibles suitable for melting alloys with low melting points?
- Graphite crucibles are indeed a suitable option for the melting of alloys with low melting points. The reason behind this lies in the fact that graphite possesses exceptional properties, such as a high melting point, remarkable thermal conductivity, and chemical inertness. These properties render graphite an ideal material for applications involving extreme temperatures, such as the melting of metals and alloys. The durability of graphite crucibles enables them to withstand the high temperatures required for melting alloys with low melting points, without undergoing any cracking or deformation. Furthermore, the heat retention capabilities of graphite crucibles guarantee efficient and evenly distributed heating of the alloy. Consequently, graphite crucibles find extensive usage in industries like metallurgy and foundries, where the melting of alloys with low melting points is a common practice.
- Q: What's the pot in the lab that puts in the oven?
- The laboratory uses the possibility of a silicon carbide crucible, followed by clay and graphite crucibles, and the 2 are black or black gray. Corundum crucible for red meat or close to white. The inner surface of the cast iron crucible is rough, and the stainless steel crucible is smooth and metallic.
- Q: Can graphite crucibles be used for melting rare earth metals?
- Melting rare earth metals is possible using graphite crucibles. Graphite possesses desirable qualities like a high melting point, excellent thermal conductivity, and resistance to chemical reactions. These properties make graphite an ideal material for applications that involve high temperatures, such as melting rare earth metals. Moreover, graphite crucibles are durable and can endure the harsh conditions associated with molten metals. This makes them a suitable choice for the melting and refining of rare earth metals. Nevertheless, it is crucial to acknowledge that certain rare earth metals, like cerium, can react with graphite when exposed to high temperatures. This can lead to the formation of carbonates. Hence, it is advisable to carefully consider the specific properties and reactivity of each rare earth metal before employing graphite crucibles for the purpose of melting.
- Q: There is a good graphite mold supplier, which is the kind of diamond cutter head?
- Henan Huixian a lot of people in the gold Goushi graphite mould tool industry.
- Q: What are the different methods of preventing graphite crucible breakage?
- There are several methods that can be employed to prevent graphite crucible breakage. 1. Proper handling and storage: One of the most effective ways to prevent graphite crucible breakage is by ensuring proper handling and storage. Crucibles should be handled with care, avoiding any rough or sudden movements that may cause impact or stress on the crucible. Additionally, crucibles should be stored in a safe and secure location, away from any potential hazards or sources of damage. 2. Controlled heating and cooling: Graphite crucibles are subjected to high temperatures during the melting process. To prevent breakage, it is important to follow proper heating and cooling procedures. Gradual heating and controlled cooling can help minimize thermal shock and stress on the crucible, reducing the risk of breakage. 3. Preheating: Preheating the graphite crucible before use can help prevent breakage. This process involves gradually heating the crucible to a specific temperature range prior to adding the molten material. Preheating helps to reduce the temperature differential between the crucible and the molten material, minimizing the risk of thermal shock and potential breakage. 4. Use of protective coatings: Applying a protective coating to the graphite crucible can provide an added layer of protection against breakage. Coatings such as boron nitride or alumina can help improve thermal shock resistance and reduce the likelihood of crucible failure. 5. Regular inspection and maintenance: Regularly inspecting the graphite crucible for any signs of damage or wear is crucial in preventing breakage. Any cracks, chips, or other defects should be addressed immediately to avoid further deterioration. Additionally, routine maintenance, such as cleaning and removing any build-up or impurities, can help prolong the life of the crucible and prevent breakage. By implementing these methods, individuals or industries can significantly reduce the risk of graphite crucible breakage, ensuring their longevity and performance in various high-temperature applications.
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Graphite Crucible for Steel - Refractory SIC Crucible for Melting Copper
- 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
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