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Refractory Crucibles Sic Crucible For Brass

Refractory Crucibles Sic Crucible For Brass

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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 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 Brass

Refractory Crucibles Sic Crucible For Brass


 

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%




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.


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Q:What's the difference between crucible furnace and non crucible furnace in die casting industry?
From the way of heating, the crucible furnace has gas, fuel, electricity, coal, coke and so on. The life of the furnace crucible depends on the material.
Q:Can industrial induction furnaces heat graphite?
However, it can heat something else and then heat the graphite by heat transfer.
Q:Can graphite crucibles be used for metal casting?
Metal casting can indeed utilize graphite crucibles. Due to their elevated melting point and exceptional thermal conductivity, graphite is frequently employed as a crucible material in metal casting. It is especially well-suited for casting non-ferrous metals like gold, silver, copper, and aluminum. Graphite crucibles are capable of enduring high temperatures without experiencing cracking or deformation, making them ideal for melting and pouring molten metal. Moreover, graphite exhibits low chemical reactivity, preventing any adverse reactions with the metal being cast. This characteristic ensures the preservation of purity and quality in the final cast metal. However, it should be noted that graphite crucibles may not be suitable for casting certain metals with high melting points, such as steel, as they may not withstand the extreme temperatures required for melting these metals. In such instances, alternative materials such as clay or ceramic crucibles may prove more appropriate.
Q:How to extract pure silver from sundry Silver
Remove iron: will displace the silver on the wok fried, the best fried silver to brown, reddish, and lumpy or granular. After cooling, with a magnet (magnet) to absorb with iron.
Q:Can magnesia crucible be melted into stainless steel?
In the smelting of titanium alloy, because there are a lot of active element Ti in the alloy, it is easy to react with C, N, O and other elements, resulting in the change of alloy composition
Q:Can a graphite crucible be used for melting curium?
No, a graphite crucible cannot be used for melting curium. Curium is a radioactive element and requires specialized equipment, such as high-temperature refractory materials, to handle and contain its unique properties.
Q:Is it possible to achieve a controlled atmosphere inside a graphite crucible?
Yes, it is possible to achieve a controlled atmosphere inside a graphite crucible. Graphite crucibles are often used in high-temperature applications such as metallurgy and chemical processes. They have excellent thermal conductivity and can withstand extreme temperatures. To create a controlled atmosphere, various methods can be employed, such as using gas purging techniques or introducing specific gases into the crucible to create the desired environment. The ability to achieve a controlled atmosphere depends on the design and sealing capabilities of the crucible, as well as the specific requirements of the process being carried out.
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:Can a graphite crucible be used for silver melting?
Indeed, silver melting can be accomplished by employing a graphite crucible. In the realm of high temperature tasks, such as the melting of silver and various other metals, graphite crucibles are widely utilized. Graphite, with its elevated melting point and exceptional thermal conductivity, proves to be an optimal choice for the task of silver melting and refining. It is worth mentioning that graphite crucibles exhibit commendable resistance to thermal shock, thus enduring rapid heating and cooling cycles without succumbing to cracks or fractures. Nevertheless, it is of utmost importance to bear in mind that proper preparation and conditioning of the graphite crucible is essential prior to employing it for silver melting, as this will prevent any impurities from tainting the silver.
Q:What are the different methods of preventing contamination from graphite particles?
There exist various techniques that can be employed to avoid the presence of graphite particles causing contamination. 1. Implementation of containment systems: One viable approach is to utilize containment systems, such as enclosed environments or glove boxes, to prevent the escape of graphite particles into the surrounding area. These containment systems can be equipped with air filtration and ventilation systems to eliminate any graphite particles present in the air. 2. Appropriate handling and storage: Another effective method to prevent contamination involves ensuring that graphite particles are handled and stored correctly. This may entail the use of sealed containers or bags for graphite storage and the adoption of proper handling techniques to minimize the dispersion of particles into the environment. 3. Regular cleaning and maintenance: Performing routine cleaning and maintenance on equipment and surfaces that come into contact with graphite can effectively prevent contamination. Specialized cleaning methods, such as wet cleaning or vacuuming, can be employed to eliminate any graphite particles that may be present. 4. Utilization of personal protective equipment: The utilization of personal protective equipment, including gloves, masks, and coveralls, can significantly mitigate the risk of contamination from graphite particles. These protective measures reduce direct contact with graphite, thereby minimizing the likelihood of contamination. 5. Provision of adequate training and education: Providing comprehensive training and education to personnel handling graphite is vital in raising awareness about contamination risks and the necessary precautions to be taken. This training can encompass proper handling techniques, the use of personal protective equipment, and the importance of regular cleaning and maintenance. By implementing these techniques, contamination from graphite particles can be effectively prevented, thereby ensuring a secure and sanitary working environment.

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