Small Graphite Crucible for SIC Mf Induction Furnace
- Ref Price:
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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: Can graphite crucibles be used for metal powder atomization?
- Yes, graphite crucibles can be used for metal powder atomization. Graphite crucibles are often preferred for their high melting point, excellent thermal conductivity, and chemical resistance. These properties make them suitable for the high-temperature process of metal powder atomization, where fine metal powders are produced by rapidly cooling molten metal. Additionally, graphite crucibles provide good control over the atomization process, making them a popular choice in industries such as aerospace, automotive, and additive manufacturing.
- Q: How do you prevent graphite crucibles from cracking due to thermal stress?
- There are several measures that can be implemented to prevent graphite crucibles from cracking due to thermal stress: 1. Gradual preheating is important before using a new graphite crucible. This helps eliminate any moisture or volatile components, reducing the risk of thermal shock. 2. To avoid cracking, it is crucial to gradually heat and cool the crucible, preventing rapid and extreme temperature changes. This allows for uniform expansion and contraction, minimizing the risk of cracking. 3. Proper heating techniques must be used, such as applying a uniform heat source. Uneven heating can cause localized expansion and contraction, increasing the chances of cracking. 4. It is important to maintain the recommended temperature range for each type of graphite crucible. Exceeding the temperature limit can lead to thermal stress and eventual cracking. 5. Handle graphite crucibles with care to prevent cracking. Avoid sudden impacts or rough handling that can easily damage them. 6. Regularly inspect crucibles for wear, cracks, or damage. If any issues are identified, replace the crucible immediately to prevent further damage or accidents. By implementing these preventive measures, the risk of thermal stress and cracking in graphite crucibles can be significantly reduced, ensuring their long-lasting performance.
- Q: What material can be used to build a furnace for intermediate frequency melting of aluminium bronze?
- Pingdu City Penghui crucible refractory equipment factory is good, you can try
- Q: Can graphite crucibles be used for melting refractory metals?
- Yes, graphite crucibles can be used for melting refractory metals. Graphite has excellent thermal conductivity and high melting point, making it suitable for high-temperature applications. Refractory metals, such as tungsten, molybdenum, and niobium, have extremely high melting points and can easily withstand the temperatures reached in a graphite crucible. Additionally, graphite has low reactivity with most metals, making it a suitable material for containing and melting refractory metals without contamination. However, it is important to choose a high-quality graphite crucible that is specifically designed for melting refractory metals to ensure optimal performance and durability.
- Q: Does a graphite crucible require any preheating before use?
- Yes, a graphite crucible typically requires preheating before use. This is because graphite crucibles are often used in high-temperature applications, such as melting metals or performing other heat-intensive processes. Preheating the crucible helps to reduce thermal shock and prevent cracks or damage to the crucible. Additionally, preheating helps to remove any moisture or impurities that may be present in the crucible, ensuring a clean and reliable container for the intended application. It is important to follow the manufacturer's instructions and guidelines for preheating to ensure the proper use and longevity of the graphite crucible.
- Q: Are graphite crucibles suitable for melting superalloys?
- No, graphite crucibles are not suitable for melting superalloys.
- Q: Who can give a detailed description of the degree of volatility of graphite at various temperatures?
- The melting point of graphite is 3850 + 50 DEG C, and the boiling point is 4250 DEG C. Even though the arc is burnt by ultra high temperature, the weight loss is very small, and the coefficient of thermal expansion is very small
- Q: How is a graphite crucible used in the production of graphite electrodes?
- A graphite crucible is an essential tool used in the production of graphite electrodes. Graphite electrodes are widely used in industries such as steelmaking, electric arc furnaces, and various other high-temperature applications. In the production process, a graphite crucible is used to hold and melt raw materials used for creating graphite electrodes. The crucible is made of high-quality graphite material, which has excellent thermal conductivity and can withstand extremely high temperatures. To begin, the raw materials are placed inside the graphite crucible. These materials typically consist of a mixture of petroleum coke, coal tar pitch, and other additives. Once loaded, the crucible is placed in a furnace or an electric arc furnace, where it is subjected to intense heat. As the temperature rises, the raw materials inside the crucible begin to melt and react with each other. Various chemical reactions take place, leading to the formation of a homogenous molten mass. The molten mixture is then carefully poured into molds, where it solidifies and takes the shape of a graphite electrode. The use of a graphite crucible is critical in this process for several reasons. Firstly, graphite has a high melting point, making it ideal for containing and withstanding the extreme temperatures required for melting the raw materials. The crucible also ensures that the molten mixture remains separate from the furnace, preventing any impurities or contaminants from affecting the quality of the final electrode. Furthermore, the thermal conductivity of graphite allows for efficient heat transfer, ensuring that the entire mass of raw materials melts uniformly. This uniformity is crucial for obtaining consistent and high-quality graphite electrodes. Additionally, the chemical inertness of graphite prevents any reactions between the crucible and the molten mixture, ensuring that the purity of the final electrode is not compromised. In conclusion, a graphite crucible plays a vital role in the production of graphite electrodes by providing a reliable and efficient container for melting raw materials. Its high melting point, thermal conductivity, and chemical inertness make it an ideal choice for this application, ensuring the production of high-quality graphite electrodes that meet the stringent requirements of various industries.
- Q: Is it possible to repair a cracked or damaged graphite crucible?
- No, it is not possible to repair a cracked or damaged graphite crucible. Graphite is a brittle material and once it is cracked or damaged, it cannot be repaired. It is recommended to replace the crucible to ensure proper functionality and safety.
- Q: How do you determine the appropriate crucible tongs for a specific application?
- To determine the appropriate crucible tongs for a specific application, you need to consider several factors. First, assess the size and shape of the crucible you will be using. Ensure that the tongs can securely grip and handle the crucible without any risk of slippage or damage. Additionally, consider the material being used in the crucible and the temperature it will be subjected to. Select tongs made from a material that can withstand the heat and chemical reactivity of the application. Finally, consider the weight of the crucible and the amount of control you require during handling. Choose tongs that are comfortable to hold and provide the necessary grip and control for safe and efficient handling.
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Small Graphite Crucible for SIC Mf Induction Furnace
- 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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