2kg Graphite Crucible for Melting Aluminium, Copper, Brass with High Heat Resistance
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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 Crucibles For Melting Aluminium,Copper, Brass with High Heat Resistance
| 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 Crucibles For Melting Aluminium,Copper, Brass with High Heat Resistance
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.
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.
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- Q: How should CPP aluminium plating film be produced?. Is the vacuum aluminizing machine necessary? How much is the machine?. What material does CPP aluminum plating film need?.
- The general use of Germany Leybold Vacuum aluminum plating machine, Italy Galileo system, domestic Shanghai Qingzhou Baofeng, Lanzhou Shuguang, vacuumThe required raw materials are CPP film, high-purity aluminum wire, graphite crucible and so on. You would like to know more about how to make CPP aluminized film. I suggest you go to the PP forum, and many of them are made of aluminized film
- Q: Can a graphite crucible be used for melting steel?
- No, a graphite crucible cannot be used for melting steel. Graphite has a relatively low melting point (around 3,600 degrees Fahrenheit or 2,000 degrees Celsius), while steel requires much higher temperatures to melt (around 2,500 degrees Fahrenheit or 1,370 degrees Celsius). Thus, using a graphite crucible would result in the crucible itself melting before achieving the desired temperature to melt the steel. For melting steel, a crucible made of materials with higher melting points, such as clay-graphite or silicon carbide, would be more suitable.
- Q: What are the different methods of removing impurities from a graphite crucible?
- Depending on the type and extent of impurities, there are various techniques available for removing impurities from a graphite crucible. 1. Mechanical Cleaning: To eliminate loose or adhered impurities, the crucible's surface can be physically scraped or brushed. A soft brush or sponge can be employed for this purpose. However, this method may not be adequate for stubborn or deeply ingrained impurities. 2. Chemical Cleaning: For the removal of organic impurities, chemical cleaning is often effective. Solvents like acetone or alcohol can be used to dissolve and eliminate oils, greases, or other organic contaminants. The crucible can be soaked in the solvent or the solvent can be scrubbed onto the surface using a cloth or brush. To ensure complete removal of the solvent, it is important to thoroughly rinse the crucible with water after chemical cleaning. 3. Thermal Cleaning: Subjecting the graphite crucible to high temperatures can aid in the elimination of certain impurities. This method is particularly useful for removing inorganic impurities or substances that can be oxidized or vaporized at high temperatures. The crucible can be heated in a furnace or exposed to a controlled flame. However, caution must be taken to avoid thermal shock or damage to the crucible during the heating process. 4. Electrochemical Cleaning: An electric current can be applied to the graphite crucible in the presence of a suitable electrolyte for electrochemical cleaning. This technique can assist in the removal of specific impurities, such as metal oxides or deposits, by inducing electrochemical reactions that cause them to dissolve or deposit onto an electrode. However, electrochemical cleaning requires specialized equipment and expertise. It is important to consider the specific impurities present and the requirements of the application when selecting a cleaning method. Regular maintenance and cleaning of the graphite crucible can also help in preventing impurity buildup and prolonging its lifespan.
- Q: How does the porosity of graphite affect the performance of a crucible?
- The porosity of graphite affects the performance of a crucible by influencing its thermal conductivity, chemical reactivity, and mechanical strength. Higher porosity allows for better heat transfer and distribution, making the crucible more efficient in conducting heat. However, excessive porosity can also increase the risk of chemical reactions between the crucible and its contents, leading to contamination or erosion. Additionally, porosity affects the mechanical strength and durability of the crucible, with lower porosity generally providing better resistance to cracking or breakage. Therefore, finding the right balance of porosity is crucial in determining the overall performance of a graphite crucible.
- Q: How is a graphite crucible cleaned after use?
- To clean a graphite crucible, one must follow a series of simple steps. Firstly, it is imperative to allow the crucible to cool down entirely before attempting to clean it. Once cooled, one can gently remove any remaining solid residues using a non-metallic tool such as a plastic scraper or a wooden stick. It is crucial to avoid metal tools as they have the potential to scratch or damage the graphite surface. Once the solid residues have been eliminated, the crucible can be washed utilizing warm water and a mild detergent. It is advisable to employ a soft sponge or cloth to gently scrub the interior and exterior surfaces of the crucible. This process will aid in the removal of any remaining impurities or contaminants. After the crucible has been thoroughly cleaned, it should be rinsed with clean water to eliminate any detergent residue. It is of utmost importance to ensure that the crucible is rinsed meticulously in order to prevent any chemicals from contaminating future experiments or processes. Following the rinsing, it is essential to dry the crucible entirely before storing or reusing it. It is recommended to air-dry the crucible in a well-ventilated area or employ a clean, lint-free cloth to wipe it dry. Ensuring the crucible is completely dry is of great importance as it prevents moisture from causing corrosion or other forms of damage. In summary, the process of cleaning a graphite crucible involves scraping off solid residues, washing with warm water and mild detergent, thorough rinsing, and complete drying before storing or reusing. By adhering to these steps, one can effectively clean and maintain the crucible for future use.
- Q: Does a graphite crucible react with any substances during use?
- No, a graphite crucible does not react with any substances during use. Graphite is chemically inert and has a high melting point, making it ideal for use in high-temperature applications such as melting metals. It does not react with the materials being melted or with any other substances present in the crucible. This property of graphite allows for the safe and efficient handling of various substances during processes such as metal casting, melting glass, or performing chemical reactions.
- Q: Why can't a f containing compound be used in a porcelain crucible, a Lilac Garden?
- The F containing compound can not be used in the ceramic crucible for combustion and drying. The main reason is that the corrosion of fluorine on porcelain at high temperature.
- Q: Can graphite crucibles be used with induction heating?
- Indeed, induction heating can make use of graphite crucibles. Graphite boasts excellent electrical conductivity and exceptional heat resistance, rendering it an impeccable choice for induction heating purposes. The mechanism behind induction heating involves the creation of an alternating magnetic field that triggers electrical currents within conductive substances such as graphite. These currents produce heat as a result of the material's resistance, facilitating the rapid and efficient elevation of temperatures within the graphite crucible. Moreover, the chemical inertness of graphite crucibles grants them the added benefit of versatility, rendering them suitable for an extensive array of applications, including those involving inductive heating procedures.
- Q: Can graphite crucibles be used for both melting and casting?
- Both melting and casting can be done using graphite crucibles. Graphite is well-known for its exceptional heat resistance and high melting point, making it an ideal choice for containing molten metals during the melting process. Furthermore, graphite crucibles possess excellent thermal conductivity, enabling efficient heat transfer and uniform heating of the molten metal. Once the metal has melted, the graphite crucible can also serve as a casting tool. The molten metal can be poured directly from the crucible into a mold, allowing for the creation of various shapes and forms. Graphite crucibles are typically durable and can withstand multiple heating and cooling cycles, making them suitable for both melting and casting procedures. However, it is essential to acknowledge that graphite crucibles may not be suitable for all types of metals. Some reactive or corrosive metals can react with graphite at high temperatures, leading to contamination of the molten metal. In such cases, alternative crucible materials, such as ceramic or refractory metals, may be more appropriate.
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2kg Graphite Crucible for Melting Aluminium, Copper, 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
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