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.
Other Products
- Q: Is the heat conductivity of the crucible good for graphite or iron?
- The thermal conductivity of special graphite is 83~150,The thermal conductivity of iron is 80,The thermal conductivity of cast iron is 43,
- Q: Is the silicon carbide crucible good for use? What's the difference between an ordinary graphite crucible and a graphite crucible?
- The silicon carbide crucible is a bowl shaped container with a ceramic bottom. When solids have to be heated by fire, the crucible must be used. Because it is more able to withstand high temperatures than glass. When used, the crucible does not usually fill the melt too much to prevent the heat from jumping out and allowing the air to pass in and out freely for possible oxidation. Because the bottom of the pot is very small, it usually needs to be placed on the clay triangle to heat it directly.
- Q: Can graphite crucibles be used with induction melting furnaces?
- Yes, graphite crucibles can be used with induction melting furnaces. Graphite crucibles have excellent thermal conductivity and high melting points, making them suitable for use in induction melting furnaces. The high conductivity allows for efficient heat transfer, ensuring uniform heating of the metal being melted. Additionally, graphite crucibles have good resistance to thermal shock, which is important in the intense heat environment of an induction melting furnace. However, it is essential to ensure that the graphite crucible is compatible with the specific metal being melted to avoid any chemical reactions or contamination.
- Q: What are the different methods of monitoring the melting process in a graphite crucible?
- There are several methods available for monitoring the melting process in a graphite crucible. These methods can provide valuable information about the temperature, consistency, and progress of the melting process. 1. Visual Inspection: One of the simplest methods is to visually inspect the melting process. This can be done by observing the color, consistency, and movement of the materials being melted. For example, if the materials are turning into a liquid state and flowing smoothly, it indicates that the melting process is progressing as expected. 2. Thermocouples: Thermocouples are widely used for temperature measurement in various industrial processes, including melting in graphite crucibles. These devices consist of two different metals joined together at one end. By measuring the voltage difference between the two ends, the temperature can be determined. Thermocouples can be inserted into the crucible or placed near it to monitor the temperature accurately. 3. Infrared Pyrometers: Infrared pyrometers are non-contact temperature measurement devices that use infrared radiation to determine the temperature of an object. They can be used to monitor the temperature of the graphite crucible during the melting process without physically touching it. Infrared pyrometers provide quick and accurate temperature readings. 4. Optical Emission Spectroscopy (OES): OES is a technique that analyzes the light emitted by the materials being melted to determine their composition and temperature. By analyzing the spectral lines and intensities of the emitted light, OES can provide valuable information about the melting process, including temperature and the presence of impurities or alloying elements. 5. Pressure Measurement: Monitoring the pressure inside the graphite crucible can also be an indicator of the melting process. As the materials melt and vaporize, the pressure inside the crucible may increase. Pressure sensors can be employed to measure the pressure changes during the melting process, providing insight into the progress of the melting and the behavior of the materials. These methods can be used individually or in combination to monitor the melting process in a graphite crucible. By employing one or more of these techniques, operators can ensure that the melting process is proceeding as intended and make any necessary adjustments or interventions to maintain optimal conditions.
- Q: Can a graphite crucible be used for ceramic coating applications?
- No, a graphite crucible cannot be used for ceramic coating applications. Graphite is a highly conductive material and can react with certain chemicals used in ceramic coating processes, resulting in contamination of the coating material. Additionally, graphite has a relatively low melting point compared to ceramic coating temperatures, which may cause the crucible to degrade or fail during the coating process. It is recommended to use crucibles made of materials specifically designed for ceramic coating applications, such as alumina or silica. These materials have higher melting points and are chemically inert, ensuring the integrity of the ceramic coating process.
- 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 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: How is a graphite crucible used in the production of graphite electrodes?
- A graphite crucible is an essential tool used in the production of graphite electrodes. Graphite electrodes are widely used in industries such as steelmaking, electric arc furnaces, and various other high-temperature applications. In the production process, a graphite crucible is used to hold and melt raw materials used for creating graphite electrodes. The crucible is made of high-quality graphite material, which has excellent thermal conductivity and can withstand extremely high temperatures. To begin, the raw materials are placed inside the graphite crucible. These materials typically consist of a mixture of petroleum coke, coal tar pitch, and other additives. Once loaded, the crucible is placed in a furnace or an electric arc furnace, where it is subjected to intense heat. As the temperature rises, the raw materials inside the crucible begin to melt and react with each other. Various chemical reactions take place, leading to the formation of a homogenous molten mass. The molten mixture is then carefully poured into molds, where it solidifies and takes the shape of a graphite electrode. The use of a graphite crucible is critical in this process for several reasons. Firstly, graphite has a high melting point, making it ideal for containing and withstanding the extreme temperatures required for melting the raw materials. The crucible also ensures that the molten mixture remains separate from the furnace, preventing any impurities or contaminants from affecting the quality of the final electrode. Furthermore, the thermal conductivity of graphite allows for efficient heat transfer, ensuring that the entire mass of raw materials melts uniformly. This uniformity is crucial for obtaining consistent and high-quality graphite electrodes. Additionally, the chemical inertness of graphite prevents any reactions between the crucible and the molten mixture, ensuring that the purity of the final electrode is not compromised. In conclusion, a graphite crucible plays a vital role in the production of graphite electrodes by providing a reliable and efficient container for melting raw materials. Its high melting point, thermal conductivity, and chemical inertness make it an ideal choice for this application, ensuring the production of high-quality graphite electrodes that meet the stringent requirements of various industries.
- Q: Are graphite crucibles suitable for use in a vacuum environment?
- Yes, graphite crucibles are suitable for use in a vacuum environment. Graphite is a highly stable material that can withstand high temperatures and corrosive environments, making it a popular choice for various industrial applications including vacuum environments. Graphite crucibles have excellent thermal conductivity and resistance to thermal shock, which are important properties for maintaining temperature stability in a vacuum. Additionally, graphite has low outgassing properties, meaning it releases minimal gas or vapor when exposed to a vacuum, further making it suitable for use in such environments. Overall, graphite crucibles are a reliable and effective choice for conducting experiments or processes in a vacuum environment.
- Q: Are there any safety precautions to take when using a graphite crucible?
- Yes, there are several safety precautions to take when using a graphite crucible. Firstly, it is important to always wear proper personal protective equipment (PPE) such as heat-resistant gloves, safety goggles, and a lab coat to protect against heat and potential splashes. Additionally, one should ensure that the crucible is not cracked or damaged before use, as this may lead to thermal shock and breakage during heating. When handling or transporting a hot crucible, using appropriate tongs or tools is crucial to avoid burns or accidents. It is also important to be aware of the proper temperature range for the crucible and avoid exceeding its maximum temperature limit, as this can cause it to degrade or break. Finally, always allow the crucible to cool down sufficiently before handling it after use to prevent burns.
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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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