Buy Graphite Crucible - Refractory SIC Crucible for Brass/Aluminum 2024
- Ref Price:
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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
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% |
Packaging & Shipping
Package: Wooden case and wooden pallet or pack as customer's requirement of graphite crucible.
Delivery time: depend on distance, usually 20 days to 50days after deposit of graphite crucible.
We can supply the products according to customer's drawings, samples and performance requirement.
Other Products
Welcome to visit our factory.
- Q: Can graphite crucibles be used for thermal analysis?
- Yes, graphite crucibles can be used for thermal analysis. Graphite has excellent thermal conductivity and can withstand high temperatures, making it suitable for various thermal analysis techniques such as thermal gravimetric analysis (TGA) and differential scanning calorimetry (DSC). Its inert nature also allows for accurate measurement and analysis of thermal properties of the sample.
- Q: Are there any health risks associated with using a graphite crucible?
- Using a graphite crucible can pose certain health risks. Graphite crucibles are commonly utilized in high-temperature applications like metal casting, melting, and chemical reactions. However, when exposed to high temperatures or during handling, graphite itself can emit small particles or fine dust. Inhaling graphite particles can potentially lead to respiratory problems, particularly for individuals with pre-existing respiratory conditions like asthma or chronic bronchitis. Prolonged exposure to graphite dust can also result in the development of a lung disease known as graphite pneumoconiosis. Moreover, graphite crucibles have the ability to absorb and release trace amounts of impurities, such as heavy metals or other toxic substances, which can contaminate the materials being processed. This poses a risk to both the workers handling the crucibles and the final products. To minimize these health risks, it is crucial to handle graphite crucibles with caution and utilize appropriate personal protective equipment like gloves and masks. Maintaining a well-ventilated workspace and regularly cleaning the crucibles are also important to reduce the release of graphite particles. It is advisable to regularly monitor and evaluate the air quality in the working environment to ensure the safety of the workers.
- Q: How do you prevent graphite crucibles from cracking due to thermal stress?
- To prevent graphite crucibles from cracking due to thermal stress, there are several measures that can be implemented: 1. Preheating: Before using a new graphite crucible, it is important to preheat it gradually. This helps to eliminate any moisture or volatile components that may be present in the crucible, reducing the risk of thermal shock. 2. Avoid sudden temperature changes: Rapid and extreme temperature changes can cause thermal stress, leading to cracking. To prevent this, it is essential to heat and cool the crucible gradually. A gradual heating and cooling process allows the crucible to expand and contract uniformly, reducing the risk of cracking. 3. Use proper heating techniques: When heating the crucible, it is important to use appropriate heating techniques such as applying a uniform heat source. Uneven heating can lead to localized expansion and contraction, increasing the chances of cracking. 4. Maintain proper temperature limits: Each type of graphite crucible has a specific temperature limit. Exceeding this limit can result in thermal stress and eventual cracking. It is crucial to operate within the recommended temperature range to prevent damage. 5. Handle with care: Graphite crucibles are delicate and can be easily damaged if mishandled. To prevent cracking, it is important to handle them with care, avoiding any sudden impacts or rough handling. 6. Regular inspection: Regularly inspecting the crucibles for any signs of wear, cracks, or damage is vital. If any issues are identified, it is best to replace the crucible immediately to prevent any further damage or potential accidents. By following these preventive measures, the risk of thermal stress and cracking in graphite crucibles can be significantly reduced, ensuring their long-lasting performance.
- Q: What are the common sizes available for graphite crucibles?
- Graphite crucibles are available in a range of sizes to suit different applications and industries. The common sizes typically available for graphite crucibles include 1kg, 2kg, 3kg, 4kg, 6kg, 8kg, 10kg, 12kg, 16kg, 20kg, 25kg, and 30kg. These sizes are commonly used in metallurgical, chemical, and scientific laboratories, as well as in industries such as jewelry making, metal casting, and manufacturing. However, it is important to note that the availability of sizes may vary depending on the manufacturer or supplier.
- Q: What are the components of a pencil core?
- Graphite (graphite) is a mineral name, usually produced in metamorphic rocks and is coal or carbonaceous rock (or sediment) formed by regional metamorphism or magmatic intrusion.
- Q: Graphite producer / graphite manufacturer / graphite enterprise brand, where is there?
- Our products are widely used in machinery, chemical, mold, oil, textile, mechanical and electrical, diamond sintering mold and other graphite products.
- Q: Graphite used in graphite in the glass industry?
- Graphite used in the glass industry, some graphite crucible furnace, because graphite temperature resistance is good, but the graphite products must be anti oxidation treatment.
- 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 with induction melting furnaces?
- Induction melting furnaces can indeed utilize graphite crucibles. The thermal conductivity and elevated melting points of graphite crucibles render them highly suitable for induction melting furnaces. The remarkable conductivity facilitates efficient heat transfer, guaranteeing even heating of the molten metal. Furthermore, graphite crucibles exhibit commendable resilience against thermal shock, a critical attribute in the intense heat atmosphere of induction melting furnaces. Nevertheless, it is imperative to ascertain that the graphite crucible is compatible with the precise metal being melted to prevent any chemical reactions or contamination.
- Q: How to make the aluminum liquid in the round graphite crucible solidified without holes in the middle?
- Aluminum water is melted and silicon is added. It should be noted that the surface of the aluminum should be cleaned before making the silicon. The broken silica fume should not be added, and the process of mixing silicon should be properly stirred. After a good silicification, a certain amount of aluminum ingot is used as a cooling material, because the temperature of the silicon will be higher, and the cooling material will be higher.
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Buy Graphite Crucible - Refractory SIC Crucible for Brass/Aluminum 2024
- 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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