10kg Graphite Crucible - High Quality Graphite Products

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 50 Sets set

Supply Capability:: 5000 Sets per Month set/month

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Detailed Product Description

high purity graphite block, has good mechanical and chemical behaviours

High Purity Graphite is suitable for the graphite( anode, inner grid, outside grid,reverberation pole, and excitation) which is applied in all kinds of small size silver rectifier, and for the graphite(anode, grid) which is appplied in electronics tubes. It is used in monocrystal furnace as grapite heater, heating preservation cover,crucibles etc. The specification that our company mainly produces is as follows: Dia.40mm---275mm; height 100---150 and 2*120, 200*200, 200*320(Cube); Thickness 50---12. The special request can be customized.

Q: Can a graphite crucible be used for sapphire crystal growth?: Indeed, a graphite crucible is capable of being utilized for the purpose of sapphire crystal growth. It is a widely employed instrument in applications that involve high temperatures, particularly in processes pertaining to crystal growth. The growth of sapphire crystals necessitates temperatures exceeding 2000°C, and graphite crucibles possess the ability to endure such extreme temperatures without undergoing any reaction or contaminating the crystal. Moreover, graphite crucibles exhibit exceptional thermal conductivity, thereby assisting in the maintenance of a consistently uniform temperature throughout the crystal growth process. Consequently, graphite crucibles emerge as a fitting option for the growth of sapphire crystals.

Q: How do you determine the melting capacity of a graphite crucible?: There are several factors to take into account when determining the melting capacity of a graphite crucible. Firstly, the size and shape of the crucible are significant factors. The dimensions of the crucible directly affect the amount of molten material it can hold. Crucibles come in various sizes, so it is crucial to choose the appropriate size that matches the desired melting capacity. Secondly, the material being melted and its melting point are important considerations. Different materials require different amounts of heat energy to reach their melting point. Therefore, the melting capacity of a crucible should be determined based on the specific material being melted and its corresponding temperature. Thirdly, the quality and composition of the graphite used in the crucible play a vital role. High-quality graphite with excellent thermal conductivity and resistance to thermal shock can withstand higher temperatures and facilitate efficient heat transfer. This ultimately results in a higher melting capacity. Lastly, the melting capacity can also be influenced by the heating method and equipment used. The heating rate, maximum temperature achievable, and overall efficiency of the heating system can impact the crucible's ability to melt materials. To determine the melting capacity of a graphite crucible, one can refer to the manufacturer's specifications or seek advice from experts in the field. Additionally, conducting trial runs with small quantities of the material being melted can provide practical insights into the crucible's melting capacity. It is important to follow safety precautions and guidelines to avoid any damage to the crucible or potential hazards while determining the melting capacity.

Q: Can a graphite crucible be used for laser melting applications?: Yes, a graphite crucible can be used for laser melting applications. Graphite crucibles are known for their high melting point, excellent thermal conductivity, and resistance to chemical reactions, making them suitable for high-temperature applications like laser melting. They can withstand the intense heat generated by laser beams and efficiently transfer heat to the material being melted, ensuring uniform and controlled melting. Additionally, graphite crucibles are often preferred for their durability and longevity, making them a cost-effective choice for laser melting applications.

Q: Can graphite crucibles be used for electron beam melting processes?: Yes, graphite crucibles can be used for electron beam melting processes. Graphite crucibles have excellent thermal conductivity, high melting point, and good resistance to chemical attack, making them suitable for high-temperature applications such as electron beam melting. The high thermal conductivity of graphite helps in efficient heat transfer, allowing for uniform heating and melting of the material. Additionally, graphite crucibles have good dimensional stability, which is important for maintaining precise control over the melting process. Overall, graphite crucibles are commonly used in electron beam melting processes due to their favorable properties.

Q: How long can a graphite crucible last?: The lifespan of a graphite crucible can vary depending on several factors such as the quality of the graphite used, the type of material being melted, the temperature at which it is used, and the care and maintenance practices followed. Generally, a graphite crucible can last for several months to several years. If used for lower temperature applications or with non-reactive materials, it can have a longer lifespan. On the other hand, if used for high-temperature applications or with corrosive materials, the crucible may wear out more quickly. Over time, the repeated heating and cooling cycles, as well as exposure to different chemicals, can cause the graphite crucible to develop cracks, erosion, or other signs of wear. It is important to regularly inspect the crucible for any damage and replace it if necessary to ensure the quality and safety of the melting process. Proper care and maintenance can also extend the lifespan of a graphite crucible. This includes preheating the crucible before use, avoiding thermal shock by gradually heating and cooling the crucible, and cleaning it properly after each use. Using appropriate crucible handling tools and avoiding rough handling can also help avoid unnecessary damage. In conclusion, while there is no exact lifespan for a graphite crucible, it can last for several months to several years depending on various factors. Regular inspection, proper care, and maintenance are crucial in maximizing the lifespan and performance of the crucible.

Q: Is pig iron smelted in a graphite crucible?: No, is cast iron and cast iron crucible for melting, Aluminum Alloy, zinc alloy, lead alloy, tin antimony alloy, alloy and other metal appliances, more durable than iron crucible.

Q: How to improve the service life of graphite crucible: 1. Adopt isostatic graphite material;2. Use in a vacuum or inert atmosphere;3, prevent cold, hot;4. Avoid melting material with crucible reaction;5, the structural design rationalization.

Q: What are the advantages of using a graphite crucible over other materials?: There are several advantages of using a graphite crucible over other materials. Firstly, graphite has a high melting point, which makes it ideal for containing and withstanding high temperatures. This characteristic allows for the crucible to be used in various applications such as metal casting, melting, and alloying processes. Secondly, graphite has excellent thermal conductivity. This means that heat is evenly distributed throughout the crucible, ensuring consistent and efficient melting or heating of the materials inside. This property also reduces the risk of thermal shock, which can cause damage to the crucible and lead to contamination of the material being processed. Additionally, graphite crucibles have exceptional chemical resistance. They are highly resistant to corrosion and do not react with most metals or chemicals, ensuring that the integrity of the material being processed is maintained. This is particularly important in the field of metallurgy, where the crucible must withstand exposure to various molten metals and alloys. Graphite crucibles also have a longer lifespan compared to other materials. They are highly durable and can withstand repeated use and exposure to high temperatures without significant degradation. This longevity reduces the need for frequent replacements, making them a cost-effective option in the long run. Furthermore, graphite crucibles are lightweight and easy to handle. This makes them convenient for use in both industrial and laboratory settings, where frequent handling and transportation may be required. Lastly, graphite crucibles offer excellent thermal shock resistance. They can withstand rapid temperature changes without cracking or breaking, ensuring the stability and safety of the processing environment. In summary, the advantages of using a graphite crucible over other materials include high melting point, excellent thermal conductivity, chemical resistance, long lifespan, lightweight design, and thermal shock resistance. These properties make graphite crucibles a preferred choice in various industries where high-temperature processing and chemical compatibility are essential.

Q: Graphite and diamond are elemental elements made of carbon. Why are physical properties so different?: Purpose: GraphiteIn the metallurgical industry, used in the manufacture of graphite crucible and foundry mold surface coating and furnace lining and protective slag;Electrical industry, do electrodes, brushes, batteries, positive conductive materials, carbon tubes and so on;In the chemical industry, it is used as catalyst material for acid and alkali products and chemical fertilizer industry, as well as high temperature resistant and high pressure seals;In addition, it can also be used as lubricant, anticorrosive paint, pigment, pencil core, gunpowder, neutron reduction agent in atomic reactor and anti corrosion agent in aerospace industry

Q: There is a good graphite mold supplier, which is the kind of diamond cutter head?: Henan Huixian a lot of people in the gold Goushi graphite mould tool industry.

Our products are sold all over the country, and exported to America, Germany, Spain, India, Japan and Korea. Besides, we have strict management and advanced production technology. We promise we will win more clients and a larger market with honest commercial credit, high quality of products, competitive price and good service.

1. Manufacturer Overview

Location	Inner Mongolia,China (Mainland)
Year Established	2006
Annual Output Value	US$2.5 Million - US$5 Million
Main Markets	7.14% North America 7.14% South America 7.14% Eastern Europe 7.14% Southeast Asia 7.14% Africa 7.14% Oceania 7.14% Mid East 7.14% Eastern Asia 7.14% Western Europe 7.14% Central America 7.14% Northern Europe 7.14% Southern Europe 7.14% South Asia 7.14% Domestic Market
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3. Manufacturer Capability

a) Trade Capacity
Nearest Port	Xingang,Tianjin
Export Percentage	31% - 40%
No.of Employees in Trade Department	21-50 People
Language Spoken:	English, Chinese
b) Factory Information
Factory Size:	1,000-3,000 square meters
No. of Production Lines	7
Contract Manufacturing	1,000-3,000 square meters
Product Price Range	Low and/or Average