High Temperature Melting Graphite Crucibles - SIC Grade
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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
| Application: | melting metals | Height: | depends on your requirement | Top Diameter: | 10-1200mm |
| Bottom Diameter: | 10-1200mm | Place of Origin: | China (Mainland) | Brand Name: | |
| product name: | SiC graphite crucible china graphite crucible | top diameter: | 10-1200mm | bottom diameter: | 10-1200mm |
| height: | depends on your requirement | application: | melting gold,silver and other metals | Specific resistance: | ≤14μΩ.m |
| Bending strength: | ≥25MPa | Compressive strength: | ≥50MPa | Bulk densit: | ≥1.68g/cm3 |
| Ash content: | ≤0.15% |
Packaging & Delivery
| Packaging Details: | woden case for SiC graphite crucible china graphite crucible |
| Delivery Detail: | within 20 days |
Introduction
1. Graphite crucible can be used for non-ferrous metal smelting and casting, dissolving gold
or silver ornaments, analysis of special type steel, sintering hard metal.
2. graphite crucible for smelting gold is specialized in melting gold in headgear and jewelryindustry. That requests graphite material has high density and purity, ablation-resistance, and it can be used many times. We can machine various crucibles accordingto customer's requirement.
3. Machined from high pure graphite and widely used in the gold,silver,platinum and other noble metal's melting.If it's used in oxygen atmosphere,it wil start to be oxygenized when the temperature is higher than 700-800°c. If it's used in the protective atmosphere, it can stand more than 2000°c.
4. widely used in such fields as industrial furnaces, mono-crystalline silicon machinery, mono-crystalline silicon machinery, electron, semi-conductor, metallurgy, oil, chemistry, textile, electrical machinery, electrical equipment, electrical furnace, traffic, communication industry, medicine, etc.
Advantages
1.good thermal conductivity
2.High-temperature resistance
3. Small thermal expansion coefficient.
4.Strong corrosion resistance to acid and alkali liquid
5.Good chemical stability
Technology parameter
Item | Unit | High pure graphite | ||
baked twice | baked three time | baked four times | ||
impregnated once | impregnated twice | impregnated three times | ||
Grain size | mm | ≤325mesh | ≤325mesh | ≤325mesh |
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 |
We accept small orders,please inquiry us freely. | ||||
Item | Unit | Fine-grain Specialty Graphite model 1 | Fine-grain Specialty Graphite model model2 | ||
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 |
We are always avliable to service you! | |||||
Parts sizes of graphite crucible table
Product name | Dimensions(mm) | Weight(g) | |||
Φ1 | Φ2 | Φ3 | H | ||
1 kg graphite crucible | 58 | 47 | 35 | 88 | 160 |
2kg graphite crucible
| 65 | 58 | 44 | 110 | 240 |
2.5kg graphite crucible
| 65 | 58 | 44 | 126 | 300 |
3kg graphite crucible
| 85 | 75 | 60 | 105 | 390 |
4kg graphite crucible
| 85 | 75 | 60 | 130 | 500 |
4kg graphite crucible
| 85 | 75 | 60 | 136 | 500 |
5kg graphite crucible
| 100 | 89 | 69 | 130 | 700 |
5.5kg graphite crucible
| 105 | 90 | 70 | 156 | 800 |
6kg graphite crucible
| 110 | 97 | 79 | 174 | 970 |
We have all kinds of sizes graphite crucibles in stock,please feel free to contact us. | |||||
packaging & shipping
Packaging
1. For each type, we can send you the detailed high-resolution pictures since we have the sample in our hand.
2. For packaging, we have the professional packaging starff, pls. don't worry about the shipping.
Our service
1.Delivery time is 5~7 days for sample and 15 working days for bulk order;
2. Strong production capacity and strict quality control system;
3. Your inquiry and problems related to our products or prices will be replied in 24 hours;
4. Well-trained and experienced staffs to answer all your inquires;
5. After-sale tracking service for all of our clients;
6. OEM is available; small quantities, mixed bulk orders are also welcome;
7. Payment: L/C, D/A, D/P, T/T, Paypal , Western Union, MoneyGram;
8. Delivery way: UPS, DHL, TNT, FEDEX, EMS, CHINA POST.
After-Sales Service
1.1year warranty for most of our products;
2.We will arrange delivery of the goods on time:
3.Within the warranty period, we will bear all the qulity problem of our produts;
4.Beyond the warranty period, we will despatch the replacement parts to help fix the products;
5.Without any problem, we will gain the feedbacks of our products to help improve better products.
FAQ
Q:How to get in touch with us?
A:You can clik "Contact Supplier" above, or click "Chat Now!". We provide 24-hour service!
Q: How can I get free samples?
A: Only carbon brush for power tools/automobiles/motorcycle----no more than 4 sets for each model is free of charge.
Q:How to order?
A:Quotation→Price comfirming→Sign a contract→Mass production→Delivery
Q:How to pay?
A:30% T/T deposit.→70% balance by T/T against B/L copy.
Q:How to get after-sales service?
A:You can contact with your appointed sales.
You can also get in touch with our Quality Assurance Department: zdatzddt.com
Company Information
Other refractory materials for High temperature industry
- Q: Use the tripod why use mud, and mud and three foot tripod supporting in the use of the crucible?
- The mud triangle is a shelfThree feet stand with a mud triangle and a crucible on the mud triangle
- Q: What graphite crucible is used to smelt aluminium by electromagnetic induction heating?
- You buy that is very cheap graphite crucible, graphite crucible is magnetic good, Wuxi branch cast professional supply excellent magnetic crucible, graphite crucible, we can according to the customer, provide excellent technology of graphite crucible,
- Q: How do you determine the appropriate crucible lid seal for a specific application?
- Determining the appropriate crucible lid seal for a specific application requires considering several factors. First, you need to assess the type of material being used in the crucible. Different materials may require different types of seals. For example, if you are working with high-temperature applications or corrosive materials, you might need a seal that can withstand those conditions. Next, consider the operating temperature of the application. You need to choose a lid seal that can withstand the temperature range without deteriorating or compromising the integrity of the seal. High-temperature applications may require specialized seals made from materials like graphite or ceramic. Another important factor is the pressure conditions within the crucible. If your application involves high-pressure environments, you need to select a lid seal that can handle the pressure without leaking or failing. It is crucial to choose a seal that can maintain a tight seal under the specific pressure conditions of your application. Additionally, consider the size and shape of the crucible and lid. The seal should fit snugly and securely to ensure a proper seal. It is essential to measure the dimensions accurately and choose a seal that matches the shape and size of the crucible and lid. Furthermore, consider the frequency of lid removal. If you need to frequently open and close the crucible, you may need a seal that is easy to install and remove without compromising its effectiveness. Quick-release or reusable seals might be suitable for such applications. Lastly, consult with experts or manufacturers who specialize in crucible lid seals. They can provide valuable guidance based on their knowledge and experience. They can recommend specific seals based on your application requirements and provide information on the performance and compatibility of different seal options. In conclusion, determining the appropriate crucible lid seal for a specific application involves considering the material, operating temperature, pressure conditions, size, shape, lid removal frequency, and seeking expert advice. By carefully assessing these factors, you can select a lid seal that ensures a secure and reliable sealing solution for your crucible application.
- Q: What is the recommended stirring method for a graphite crucible?
- To achieve optimal results, it is advised to employ a graphite rod or paddle as the preferred stirring technique for a graphite crucible. The utilization of graphite is highly advantageous due to its chemical inertness and exceptional thermal conductivity. To safeguard the integrity of the crucible, it is crucial to firmly grasp the graphite rod or paddle while abstaining from exerting excessive force. By gently stirring in either a circular or figure-eight motion, the likelihood of achieving thorough mixing and agitation within the crucible is greatly enhanced. Furthermore, it is recommended to periodically cleanse the graphite stirring implement in order to eliminate any accumulated residue or contaminants that could potentially compromise the quality of the stirred substance.
- Q: Are there any specific cleaning agents or methods recommended for graphite crucibles?
- There exist specific cleaning agents and techniques that are suggested for the purpose of cleaning graphite crucibles. Graphite crucibles are commonly employed in applications involving high temperatures, such as metal melting, and they can accumulate various impurities over time. A commonly suggested approach to clean graphite crucibles involves a combination of mechanical cleaning and chemical treatment. In mechanical cleaning, a soft brush or cloth is utilized to eliminate any solid debris or residue from the crucible. It is important to avoid using abrasive materials or engaging in harsh scrubbing, as this may result in damage to the crucible. Following mechanical cleaning, a chemical treatment is often required to remove any remaining impurities. Acidic solutions, for example hydrochloric acid or sulfuric acid, are frequently employed in the process of cleaning graphite crucibles. These solutions possess the capability to dissolve and eliminate organic and inorganic contaminants. However, it is crucial to be aware that handling and working with acid solutions can be hazardous and necessitates caution. It is recommended to wear personal protective equipment, such as gloves and goggles, and ensure adequate ventilation. Furthermore, it is of utmost importance to adhere to the manufacturer's instructions and guidelines for cleaning graphite crucibles. Certain crucibles may have specific requirements or limitations with regards to cleaning methods and agents, and it is vital to comply with these recommendations to prevent any damage to the crucible. In conclusion, while there are specific cleaning agents and techniques that are recommended for graphite crucibles, it is vital to exercise caution, follow safety guidelines, and consult the manufacturer's instructions to ensure proper cleaning and maintenance of the crucible.
- Q: What is the typical weight of a graphite crucible?
- The weight of a graphite crucible can differ based on its size and intended use. Generally, graphite crucibles can weigh anywhere from a few grams to several kilograms. For instance, smaller crucibles utilized in laboratories for minor experiments or analysis typically have a weight ranging from 10 to 50 grams. Conversely, larger crucibles employed in industrial applications like metal melting or casting can weigh several kilograms. The weight of a graphite crucible primarily hinges on its volume and the thickness of the graphite material utilized in its construction.
- Q: Can a graphite crucible be used for bronze casting?
- Yes, a graphite crucible can be used for bronze casting. Graphite crucibles are commonly used in metal casting processes due to their high melting point, excellent thermal conductivity, and resistance to thermal shock. Bronze, which is an alloy of copper and tin, typically has a lower melting point than graphite, making it suitable for casting in a graphite crucible. Additionally, graphite crucibles offer good chemical stability, which is important when working with molten metals. However, it is important to note that the crucible should be properly seasoned and preheated to prevent any potential reactions between the molten bronze and the graphite crucible.
- Q: What is the conductivity of graphite and copper, iron and zinc?
- Graphite and copper, iron, and zinc are electrically conductive. The conductivity and thermal conductivity are different for different grades of materials.
- 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: Can a graphite crucible be used for ceramic glazing?
- No, a graphite crucible is not suitable for ceramic glazing. Ceramic glazes require high firing temperatures that can cause the graphite crucible to degrade or react with the glaze materials, leading to contamination and poor results. It is recommended to use a crucible made from materials like alumina or porcelain for ceramic glazing.
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High Temperature Melting Graphite Crucibles - SIC Grade
- 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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