Silicon Carbide Graphite Crucible Amazon

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 5 Pieces pc

Supply Capability:: 10000 Pieces per Month pc/month

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Detailed Product Description

1. Top quality crucibles offer consistent performance when melting ferrous, onferrous and precious metals.

2. Good thermal conductivity keeps metal from cooling too rapidly. Made of natural flake graphite and silicon carbide bonded with find clay, lined with mullite for long life.

Specification:

NO	Modle Number	Up Dia(mm)	Down Dia(mm)	High(mm)
1	80#	300	175	358
2	100#	326	200	366
3	120#	345	195	383
4	150#	370	192	430
5	200#	398	220	490
6	250#	450	240	550
7	300#	470	240	573
8	350#	485	275	610
9	400#	520	282	648
10	500#	540	313	698
11	800#	630	335	720
12	1000#	640	380	773

Q: How do you determine the appropriate crucible lid seal for a specific application?: To determine the suitable crucible lid seal for a specific application, several factors must be taken into account. The first step is to evaluate the type of material used in the crucible, as different materials may require different seal types. For instance, if the application involves high temperatures or corrosive materials, a seal that can withstand these conditions is necessary. Next, the operating temperature of the application should be considered. It is important to select a lid seal that can endure the temperature range without deteriorating or compromising the seal's integrity. In high-temperature applications, specialized seals made from materials like graphite or ceramic might be required. Pressure conditions inside the crucible are another crucial factor. If the application involves high-pressure environments, a lid seal that can handle the pressure without leaking or failing is essential. It is vital to choose a seal that can maintain a tight seal specifically under the pressure conditions of the application. Additionally, the size and shape of the crucible and lid should be taken into account. The seal must fit snugly and securely to ensure a proper seal. Accurate measurements of the dimensions are necessary, and a seal that matches the shape and size of the crucible and lid should be selected. Moreover, the frequency of lid removal should also be considered. If the crucible needs to be frequently opened and closed, a seal that is easy to install and remove without compromising effectiveness is required. Quick-release or reusable seals may be suitable for such applications. Lastly, seeking guidance from experts or manufacturers specializing in crucible lid seals is recommended. They can offer valuable advice based on their knowledge and experience. They can recommend specific seals based on the application requirements and provide information on the performance and compatibility of various seal options. In conclusion, determining the appropriate crucible lid seal for a specific application involves considering factors such as the material, operating temperature, pressure conditions, size, shape, lid removal frequency, and seeking expert advice. By carefully assessing these factors, a lid seal can be selected to ensure a secure and reliable sealing solution for the crucible application.

Q: Why is it a change of gold? Now it's black and muddy: 1., analysis of waste liquid: first, determine whether the waste liquid contains gold. In appearance, the gold waste liquid is mostly yellow. Then do a simple experiment, take the waste liquid on a clean filter paper and dry it slowly. If it is purple, it may contain gold2. reduction of gold powder: Gold liquor into the beaker, and then heated to 80-90 deg.C under stirring slowly adding ferrous chloride (or ferrous sulfate) solution, see the color of the solution changed from yellow to brown, and gradually see gold deposits at the bottom of the beaker. The precipitation, then add two drops of liquid, such as it may be considered that the blue precipitate, gold has been completely restored. Slowly pour out the liquid, spongy precipitate at the bottom of the beaker of yellow soil is the gold powder.3. purification of gold powder: in gold powder precipitation in the adsorption of some iron compound must be removed, in order to improve the purity of gold powder. With 1:2.5 hydrochloric acid into gold powder, boil, stirring for 5 minutes, then pour lotion. So 4-5 times, to the upper acid yellow for check (pickling, careful operation, reaction not too intense, so as not to spill). Then after pickling of gold powder were carefully rinsed with distilled water several times, and not so far (acidic with pH test paper).

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 heat treatment processes?: Yes, graphite crucibles can be used for heat treatment processes. Graphite has excellent thermal conductivity and high melting point, making it suitable for withstanding extremely high temperatures required for heat treatment. Additionally, graphite crucibles have good resistance to chemical corrosion, which is important when dealing with reactive or corrosive substances during heat treatment.

Q: Can graphite crucibles be used for powder compaction?: Graphite crucibles possess the capability of being utilized for powder compaction. Typically composed of high-quality graphite material, graphite crucibles exhibit exceptional thermal conductivity and resistance to high temperatures. As a result, they prove to be suitable for a diverse range of high-temperature applications, such as powder compaction. Throughout the process of powder compaction, the graphite crucible exhibits resilience against elevated pressures and temperatures, thereby ensuring effective compacting of the powder. The crucible's high thermal conductivity facilitates the uniform distribution of heat, enabling the powder to be compacted uniformly. Furthermore, graphite crucibles possess the advantage of being easily machinable into various shapes and sizes, rendering them versatile and adaptable to meet the requirements of different powder compaction scenarios. Their non-reactive nature with most substances also lends them the capability to handle a broad spectrum of powders without the risk of contamination. Nevertheless, it is crucial to take into consideration the specific demands of the powder being compacted and the compaction process itself. Certain powders may necessitate the use of specialized crucibles crafted from alternative materials in order to achieve optimal results. Therefore, it is advisable to seek guidance from experts or conduct comprehensive research to ascertain the suitability of graphite crucibles for a particular powder compaction application.

Q: Are there any alternative materials to graphite for crucibles?: Yes, there are alternative materials to graphite for crucibles. Some common alternatives include silicon carbide, alumina, zirconia, and boron nitride. These materials are often preferred for their specific properties and applications. For example, silicon carbide exhibits excellent thermal conductivity and high mechanical strength, making it suitable for high-temperature applications. Alumina, on the other hand, is known for its chemical inertness and resistance to corrosion, making it ideal for handling reactive materials. Zirconia offers good thermal shock resistance and is often used in applications requiring rapid temperature changes. Lastly, boron nitride is preferred for its excellent thermal stability and lubricity. Each of these alternative materials has its own advantages and specific uses, making them viable options for crucibles depending on the specific requirements of the application.

Q: Can a graphite crucible be used for melting pharmaceutical substances?: Yes, a graphite crucible can be used for melting pharmaceutical substances. Graphite is an excellent material for high-temperature applications and offers good thermal conductivity and resistance to chemical reactions, making it suitable for melting various substances, including pharmaceuticals.

Q: How do you determine the appropriate crucible capacity for a specific application?: To determine the appropriate crucible capacity for a specific application, there are several factors that need to be considered. Firstly, you need to consider the quantity of material that needs to be melted or heated in the crucible. This can be determined by the volume or weight of the material. It is important to choose a crucible size that can accommodate the material without overflowing or being too empty, as both scenarios can affect the heating efficiency and the quality of the final product. Secondly, you need to consider the melting or heating temperature required for the specific application. Different materials have different melting points, and some may require higher temperatures than others. The crucible should have the capacity to withstand and maintain the desired temperature without cracking or deforming. Additionally, the duration of the application should be taken into account. If the application requires a prolonged period of melting or heating, it is important to choose a crucible size that can hold the material for the required duration without the need for frequent refilling or emptying. This ensures a continuous and efficient operation. Furthermore, the type of crucible material is also important in determining the appropriate capacity. Different materials have different thermal conductivity and compatibility with certain materials. It is crucial to choose a crucible material that is suitable for the specific application to prevent contamination or reaction between the crucible and the material being heated. Lastly, it is recommended to consult the manufacturer or supplier of the crucible for their recommendations. They have the expertise and knowledge to guide you in selecting the appropriate crucible capacity based on your specific application requirements. By considering these factors and seeking expert advice, you can determine the appropriate crucible capacity for your specific application, ensuring optimal performance and desired results.

Q: The use of earthy graphite?: As refractory material: graphite and its products have the properties of high temperature resistance and high strength. They are mainly used in the metallurgical industry to make graphite crucibles. In the process of steelmaking, graphite is often used as a protective agent for steel ingots and lining of metallurgical furnaces.

Q: What are the recommended storage conditions for graphite crucibles?: The recommended storage conditions for graphite crucibles include keeping them in a cool, dry, and clean environment. Graphite crucibles should be stored in a temperature-controlled space where the temperature does not exceed 50 degrees Celsius (122 degrees Fahrenheit). It is important to avoid exposure to extreme temperatures, as excessive heat can cause the graphite to oxidize or degrade. Additionally, crucibles should be kept away from any sources of moisture or humidity, as water can react with the graphite and compromise its structural integrity. To prevent contamination, it is advisable to store graphite crucibles separately from other materials and ensure they are not in contact with any corrosive substances. Regular cleaning and inspection of crucibles before storage can also help maintain their quality and extend their lifespan.

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1. Manufacturer Overview

Location	Guangdong,China (Mainland)
Year Established	2010
Annual Output Value
Main Markets	North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe
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Export Percentage	61% - 70%
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Factory Size:	1,000-3,000 square meters
No. of Production Lines	Above 10
Contract Manufacturing	OEM Service Offered
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