High-Quality Crucible Graphite Metallurgy SIC Crucibles
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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 Graphite Crucibles For Melting Aluminium And Copper, Brass
| 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 Graphite Crucibles For Melting Aluminium And Copper, Brass
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
Physicochemical Properties of graphite crucible:
The crucible is an utensil or melting tank vessels that is made of refractory material (such as clay, graphite, quartz or difficult molten metal iron, etc.).
Graphite crucible, with is special advantages and Plasticity, is widely used in the smelting area, e.g. gold smelting, silver smelting, aluminum smelting, cooper smelting, etc.
high pure graphite | ||||
Item | Unit | baked twice | baked three time | baked four times |
impregnated once | impregnated twice | impregnated three times | ||
grain size | mm | ≤325μm | ≤325μm | ≤325μm |
Bulk density | g/cm3 | ≥1.68 | ≥1.78 | ≥1.85 |
Specific resistance | μΩ.m | ≤14 | ≤14 | ≤13 |
Bending strength | MPa | ≥25 | ≥40 | ≥45 |
Compressive strength | MPa | ≥50 | ≥60 | ≥65 |
Ash content | % | ≤0.15 | ≤0.1 | ≤0.05 |
Fine-grain Specialty Graphite FXG-1 | Fine-grain Specialty Graphite FXG-2 | ||||
Item | Unit | Guarantee value | Typical value | Guarantee value | Typical value |
Max grain size | mm | 0.8 | 0.8 | 0.8 | 0.8 |
Bulk density | g/cm3 | ≥1.70 | 1.73 | ≥1.73 | 1.76 |
Specific resistance | μΩ.m | ≤8.5 | 7.5 | ≤8.0 | 7 |
Bending strength | MPa | ≥10.0 | 11 | ≥12.0 | 12.5 |
Compressive strength | MPa | ≥24.0 | 27 | ≥31.0 | 34 |
Thermal Condcutivity | W/(m.k) | ≥120 | 150 | ≥130 | 160 |
C.T.E.(100-600) °C | 10-6/°C | ≤2.5 | 2.2 | ≤2.5 | 2.1 |
Ash content | % | ≤0.3 | 0.09 | ≤0.3 | 0.09 |
NO | Top diameter | Bottom diameter | Height | Tolerance | Capacity(Kg5%) |
2 | 90 | 50 | 55 | 2 | 0.3 |
3 | 105 | 80 | 93 | 2 | 0.5 |
4 | 102 | 80 | 100 | 2 | 0.6 |
5 | 112 | 82 | 130 | 2 | 0.8 |
6 | 120 | 82 | 141 | 2 | 0.9 |
8 | 138 | 90 | 153 | 2 | 1.2 |
12 | 148 | 100 | 181 | 2 | 1.8 |
16 | 156 | 110 | 190 | 2 | 2.3 |
20 | 180 | 120 | 230 | 2 | 3 |
25 | 186 | 128 | 248 | 2 | 3.7 |
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.
Our Services
Why choose CMAX?
High puriy material make sure high max working temperature,
Tight tolerance make sure the right installation.
Large quantity in stock ensured fast delivery.
Large capacity reduce materical prices.
Our service :
Inquiry response: Your inquiries will be replied in 24 hours.
Sample support: Two free samples are available in 3~5days.
Delivery time: Your shipment will be loaded in 15~25days.depends on quantity.
Payment term: T/T, L/C, Western Union (Sample only)
We can supply the products according to customer's drawings, samples and performance requirement.
Other Products
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.
Welcome to visit our factory.^_^
- Q: Is graphite crucible resistant to hydrofluoric acid?
- The graphite crucible has a maximum temperature of 1800 degrees Celsius and can be used for a long time! But generally graphite crucibles are used below 1300 degrees celsius!
- Q: How do you determine the appropriate crucible lid seal for a specific application?
- To determine the appropriate crucible lid seal for a specific application, there are a few factors to consider. Firstly, you need to understand the compatibility of the seal material with the crucible and its contents. Different materials have varying resistance to temperature, chemicals, and pressure, so choose a seal that can withstand the specific conditions of your application. Secondly, assess the sealing mechanism required. Depending on the application, you may need a seal that provides airtight or vacuum-tight closure, or one that allows for controlled gas flow. Consider the type of lid and crucible design as well, as certain seals may be better suited for specific configurations. Lastly, take into account the lifespan and maintenance requirements of the seal. Some applications may require frequent lid removal and seal replacement, while others may need a more durable and long-lasting solution. Overall, it is crucial to carefully evaluate the compatibility, sealing mechanism, and maintenance considerations to determine the appropriate crucible lid seal for a specific application.
- Q: How is a graphite crucible used in the production of carbon composites?
- The production of carbon composites relies heavily on the utilization of a graphite crucible. These composites are composed of carbon fibers embedded in a matrix material, typically a resin or a metal. During the production process, the graphite crucible serves as both a container and a mold for the molten matrix material. Its composition of graphite is specifically chosen due to its high melting point and exceptional thermal conductivity. This allows it to endure the extreme temperatures required for melting the matrix material, which can range anywhere from several hundred to several thousand degrees Celsius, depending on the specific composite being created. Initially, the carbon fibers are prepared by aligning them in a specific manner to achieve the desired mechanical properties of the final composite. These fibers are then inserted into the graphite crucible, taking on a predetermined shape or structure. Following this, the matrix material, such as a resin or metal, is heated until it reaches its melting point and is subsequently poured into the graphite crucible. By virtue of its superb heat conducting abilities, the crucible aids in distributing heat uniformly throughout the molten matrix material. This ensures consistency and prevents the formation of any hotspots or uneven curing. As the molten matrix material cools down, it solidifies around the carbon fibers, completely encapsulating them. This process, known as impregnation or infiltration, involves the matrix material filling the gaps between the carbon fibers, effectively binding them together and forming a solid composite structure. The graphite crucible plays a vital role in maintaining the desired shape and structure of the composite throughout this process. After the impregnation process is complete, the composite is allowed to cool and cure, resulting in a rigid and durable material with exceptional mechanical properties. Subsequently, the crucible is removed, leaving behind the carbon composite in the desired shape. In conclusion, the use of a graphite crucible is indispensable in the production of carbon composites. It provides a stable and controlled environment for the impregnation process, ensuring uniformity and consistency in the final composite product.
- Q: Can graphite crucibles be used for melting thermoplastics?
- No, graphite crucibles cannot be used for melting thermoplastics. Graphite crucibles are typically used for high-temperature applications such as melting metals and alloys due to their high melting point and excellent thermal conductivity. Thermoplastics have much lower melting points and require crucibles made of materials such as stainless steel or ceramic to withstand the lower temperatures and prevent contamination.
- Q: Rotary kiln dust removal, zinc coated sand and Zinc Oxide Technology
- The use of Nianzi extracted from zinc in zinc,
- Q: Can a graphite crucible be used for aluminum melting?
- Yes, a graphite crucible can be used for aluminum melting. Graphite is a commonly used material for crucibles due to its high melting point, thermal conductivity, and resistance to chemical attack. It can withstand the high temperatures required for melting aluminum, which typically range from 660°C to 700°C (1220°F to 1290°F). Additionally, graphite crucibles have good thermal shock resistance, allowing them to handle the rapid temperature changes associated with the aluminum melting process. However, it is important to note that graphite crucibles may oxidize at high temperatures, leading to the formation of a graphite oxide layer on the crucible's surface. This oxide layer can affect the purity of the melted aluminum. Therefore, it is advisable to use a new or properly cleaned graphite crucible to minimize any potential contamination.
- Q: Are graphite crucibles suitable for melting magnetic materials?
- No, graphite crucibles are not suitable for melting magnetic materials. Graphite is a non-magnetic material and has a low melting point, making it unsuitable for use with magnetic materials that typically require higher temperatures for melting. Additionally, graphite can react with certain magnetic materials, leading to contamination and impurities in the molten metal. To melt magnetic materials, it is recommended to use crucibles made from materials that are resistant to high temperatures and have low reactivity with the specific magnetic material being melted.
- Q: Is it possible to cast or mold materials using a graphite crucible?
- Yes, it is possible to cast or mold materials using a graphite crucible. Graphite crucibles are widely used in various industries, including foundries, jewelry making, and metal casting. Graphite has high thermal conductivity and can withstand high temperatures, making it an ideal material for melting and casting processes. It is commonly used for melting metals, alloys, and other materials that require high heat resistance. The graphite crucible provides a controlled environment for the molten material, ensuring efficient and precise casting or molding.
- Q: Can graphite crucibles be used for carbon and graphite production?
- Certainly! Graphite crucibles have the capability to facilitate carbon and graphite production. Manufactured using high-purity graphite, they are specifically engineered to endure intense temperatures and chemical interactions. With their exceptional thermal conductivity and resistance to thermal shock, these crucibles are exceptionally suitable for carbon and graphite production endeavors. Their versatility allows for utilization in diverse processes, encompassing the melting and refining of carbon and graphite substances. Moreover, graphite crucibles can be employed repeatedly, thus proving to be an economical option for carbon and graphite production.
- Q: Can graphite products be calcined in air for a long time?
- Because graphite has many excellent properties, it has been widely used in metallurgy, mechanical, electrical, chemical, textile, national defense and other industrial sectors. Refractory material. The graphite product keeps the original chemical properties of flake graphite and has a strong self lubrication performance. The characteristics of graphite powder is of high strength, corrosion resistance and acid resistance of the high temperature of 3000 DEG C and resistance to low temperature of -204 DEG C, and its compressive strength is greater than 800kg/Cm2, and the antioxidant, at 450 degrees Celsius in the air was 1%, rebound rate of 15-50% (density 1.1-1.5). Therefore, graphite products have been widely used in metallurgy, chemical, petrochemical, high energy physics, aerospace, electronics and so on.
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High-Quality Crucible Graphite Metallurgy SIC Crucibles
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
OKorder Financial Service
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