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
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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.
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- Q: How do you determine the appropriate crucible diameter for a specific application?
- The appropriate crucible diameter for a specific application is typically determined by considering factors such as the desired sample size, the melting or reaction temperature, the thermal conductivity of the material being heated, and the available heating equipment. Additionally, the crucible should have sufficient room for the sample to expand during heating without overflowing. It is important to consult relevant literature, technical specifications, or seek expert advice to ensure the appropriate crucible diameter is selected for the specific application.
- Q: Can graphite crucibles be used for metal powder atomization?
- Yes, graphite crucibles can be used for metal powder atomization. Graphite crucibles are commonly used in metallurgical processes due to their high thermal conductivity, chemical inertness, and resistance to high temperatures. In metal powder atomization, the crucible is heated to a high temperature, and the metal feedstock is melted and then atomized into fine powder particles using a gas or water jet. The graphite crucible helps to maintain a stable temperature during the atomization process and allows for efficient heat transfer, resulting in consistent and high-quality metal powder production. Additionally, graphite crucibles can withstand the corrosive nature of molten metals, making them suitable for various metal powder atomization applications.
- Q: Is the silicon carbide crucible good for use? What's the difference between an ordinary graphite crucible and a graphite crucible?
- The crucible can be placed on the iron tripod with either positive or oblique directions, and can be placed on the basis of the requirements of the experiment. When the crucible is heated, it cannot be immediately placed on a cold metal table to prevent it from breaking due to rapid cooling. It should not be placed on the wooden table immediately so as not to spoil the table or cause fire. The correct method is to cool the metal on the tripod or to let it cool slowly on the asbestos net. For crucible purposes, see the crucible tongs. The relevant information from the supply of silicon carbide crucible dachengxian Tianjin high silicon carbide crucible crucible factory released using the latest international technology of isostatic pressing method and strict quality assurance inspection system, using advanced refractory raw materials, high-tech formula developed a new generation of high-quality silicon carbide crucible, this product has a large volume density, high temperature resistant, fast heat, acid and alkali resistance, high temperature strength, oxidation resistance and high service life is 3 times that of the clay graphite crucible.
- Q: Why is the crucible burned and then black, oxidized, chemically?
- If the crucible is heated by an alcohol lamp, the black substance, which is the main component of the black substance after the fire has been burned, is one of the carbon elements, chemically called C., which is produced by incomplete combustion of alcohol
- Q: How do you determine the appropriate crucible depth for a specific application?
- To determine the appropriate crucible depth for a specific application, several factors need to be considered. Firstly, the type of material being melted or processed is crucial. Different materials have varying densities, melting points, and expansion properties, which influence the depth required for effective processing. For instance, materials with low melting points or high expansion rates may require a deeper crucible to accommodate the volume changes during heating. Secondly, the desired quantity of material to be processed is important. Larger quantities generally require deeper crucibles to ensure sufficient space for the molten material without overflowing or creating excessive turbulence during processing. Additionally, the heating method and equipment being used should be taken into account. Some heating methods, such as induction or resistance heating, may require specific crucible depths to optimize heat transfer and uniformity. The dimensions and specifications of the heating equipment also play a role in determining the appropriate crucible depth. Furthermore, the desired processing conditions and requirements should be considered. Factors such as desired mixing, stirring or agitation, temperature gradients, or the need for controlled cooling may influence the crucible depth. These requirements should be evaluated to ensure that the chosen crucible depth can fulfill the specific application's needs. Lastly, safety considerations and practical limitations should be taken into consideration. The crucible depth should be chosen to prevent any potential hazards, such as overflowing or splashing of molten material, and to ensure ease of handling and accessibility for loading and unloading. Overall, determining the appropriate crucible depth for a specific application requires assessing the material properties, processing requirements, heating method, and equipment specifications, while considering safety and practical limitations. It is advisable to consult relevant literature, equipment manufacturers, or experienced professionals to ensure an accurate determination of the crucible depth for optimal performance and safety.
- 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: Can graphite crucibles be used for melting refractory metals?
- Absolutely! When it comes to melting refractory metals, graphite crucibles are the way to go. The reason being is that graphite possesses exceptional thermal conductivity and a remarkably high melting point, which renders it ideal for applications involving high temperatures. Take refractory metals like tungsten, molybdenum, and niobium for instance; these metals boast extraordinary melting points and can effortlessly withstand the temperatures achieved within a graphite crucible. Moreover, graphite exhibits minimal reactivity with most metals, thereby making it a suitable material for securely housing and melting refractory metals without any risk of contamination. However, it is of utmost importance to select a top-notch graphite crucible that is specifically engineered for melting refractory metals in order to ensure optimal performance and durability.
- Q: Can a graphite crucible be used for alloying or mixing metals?
- Yes, a graphite crucible can be used for alloying or mixing metals. Graphite crucibles are known for their high melting point and excellent heat resistance, making them suitable for various high-temperature applications including alloying and mixing metals. The graphite material is non-reactive and does not contaminate the metals being melted or mixed. Additionally, graphite crucibles have good thermal conductivity, which ensures uniform heating and efficient mixing of the metals. They are commonly used in industries such as metal casting, jewelry making, and metallurgy for alloying and mixing different metals to create desired properties or compositions.
- Q: Can graphite crucibles be used for material synthesis?
- Yes, graphite crucibles can be used for material synthesis. Graphite has excellent thermal conductivity, chemical resistance, and high temperature resistance, making it suitable for various material synthesis processes such as melting, calcination, and fusion. Additionally, graphite crucibles can withstand rapid temperature changes and are inert, making them ideal for use in the synthesis of different materials.
- Q: Can the alumina crucible be heated by electromagnetic induction?
- We used graphite crucibles to heat copper up to the melting temperature and then pour it into the needed parts
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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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