Long Life Clay Graphite Crucible for Melting Metals
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- Min Order Qty:
- 1 pc
- Supply Capability:
- 1000 pc/month
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Quick Details for Sic Graphite Crucible with Long Working Life for Melting Metals
| 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: How do you prevent graphite crucibles from sticking to the melted material?
- There are several steps that can be taken to avoid the graphite crucibles from sticking to the melted material: 1. Applying a release agent: Prior to placing the material in the crucible, it is possible to apply a thin layer of a release agent to the inside surface of the crucible. This can be done either by using a brush or a spray. The purpose of the release agent is to create a barrier between the crucible and the melted material, thus preventing them from sticking together. 2. Preheating the crucible: By preheating the graphite crucible before adding the material, the chances of sticking can be reduced. Heating the crucible to a temperature slightly higher than the melting point of the material can establish a thermal barrier that prevents the material from adhering to the crucible. 3. Incorporating flux: In certain situations, the addition of flux can help prevent sticking. Flux is a chemical compound that lowers the melting point of the material and facilitates its flow. It can also function as a protective barrier between the crucible and the melted material, preventing them from sticking together. 4. Controlling the temperature: Maintaining the appropriate temperature throughout the melting process is crucial. If the temperature is too high, the material can become more reactive with the crucible, leading to sticking. Conversely, if the temperature is too low, the material may not fully melt, increasing the chances of sticking. Adhering to the recommended temperature range for the specific material being melted can help avoid sticking. 5. Properly cleaning and maintaining the crucible: It is vital to regularly clean the crucible after each use in order to prevent buildup or contamination that can result in sticking. Utilizing appropriate cleaning methods to remove any residual material or debris from the crucible is important. Additionally, inspecting the crucible for any signs of wear or damage and replacing it when necessary can help prevent sticking. By following these preventive measures, the risk of graphite crucibles sticking to the melted material can be significantly minimized, ensuring a smooth and efficient melting process.
- Q: How does the hardness of graphite affect the performance of a crucible?
- The hardness of graphite plays a crucial role in the performance of a crucible. A harder graphite crucible tends to have greater durability and resistance to wear and tear, resulting in a longer lifespan. Additionally, its higher hardness allows it to withstand higher temperatures without deforming or cracking, making it more suitable for use in high-temperature applications. So, the hardness of graphite directly impacts the performance and reliability of a crucible.
- Q: Can graphite crucibles be used for metal casting?
- Yes, graphite crucibles can be used for metal casting. Graphite is a common material used for crucibles in metal casting due to its high melting point and excellent thermal conductivity. It is particularly suitable for casting non-ferrous metals such as gold, silver, copper, and aluminum. Graphite crucibles can withstand high temperatures without cracking or deforming, making them ideal for melting and pouring molten metal. Additionally, graphite has low chemical reactivity, which prevents it from reacting with the metal being cast. This property ensures that the purity and quality of the final cast metal are maintained. However, it is important to note 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 cases, other materials like clay or ceramic crucibles may be more appropriate.
- Q: Graphite is widely used in industry and in daily life. It can not be used in industry
- Many devices for conveying corrosive media are made of graphite materials, piston cups, seals and bearings. They do not need to be lubricated when running. Graphite is many metal processing (drawing, drawing) the good lubricant.For the production of heat exchanger, reaction tank, condenser, combustion tower, absorption tower, cooler, heater, filter and pump equipment. Widely used in petroleum, chemical, hydrometallurgy, acid and alkali production, synthetic fiber, papermaking and other industrial sectors, can save a lot of metal materials.
- Q: What are the two methods of atomization? What orders of magnitude can be measured?
- It is mainly used in conjunction with the vapor generation process (hydride generation, high temperature purification, high atomization efficiency). C optical system (monochromator) by the concave mirror, graphite furnace atomizer (graphite furnace atomizer), cathodic sputtering atomizer (cathode sputtering atomizer): in the high temperature adjustable sample utilization rate of 100% high sensitivity. A flame atomization, tin. The atomization program is divided into drying, resolving power and collecting power, and the D detection system consists of detector (photomultiplier tube). D. The tube type graphite furnace atomizer is the most commonly used: simple operation, optical system and detection system, atomization is one kind will be placed in the tube wall and the graphite platform; the magnitude of mL, the performance of selenium: the detection limit of 10-6~10-14 samples of low dosage, slit or dispersion components dispersion element as a prism or diffraction grating monochromator is the dispersion rate and good reproducibility of B graphite furnace atomizer, also called low temperature atomization method, mercury vapor generation and volatile compounds), will be measured directly from the solid surface elements into atomic vapor and germanium micro determination of trace carbon or graphite, sample hole the crucible system atomization with electric heating to a high temperature can be measured by 10-13g/ graphite furnace atomic absorption spectrometry.
- Q: Where is the difference between the silicon carbide crucible and the graphite crucible?
- Where is the difference between the silicon carbide crucible and the graphite crucible?Silicon carbide crucibles can be used instead of graphite crucibles.
- Q: Graphite grinding out of soy milk foam, how to foam?
- Generally speaking, plant seeds contain more phospholipids, such as soybeans and seeds. Most phospholipids are insoluble in water (freshly made soybean milk contains foam or phospholipids)
- Q: How do you prevent graphite crucibles from erosion during use?
- To prevent erosion during the use of graphite crucibles, it is crucial to follow several key measures: 1. Begin with Proper Preconditioning: Prior to using a new graphite crucible, it is imperative to gradually heat it to high temperatures and then gradually cool it down. This process eliminates any impurities on the surface and enhances its erosion resistance. 2. Handle with Care: It is vital to handle graphite crucibles cautiously to prevent physical damage that may result in erosion. Avoid dropping or banging them against hard surfaces, and use appropriate tools for handling. 3. Control Heating and Cooling: Rapid and extreme temperature fluctuations can lead to thermal shock and expedite erosion. It is essential to heat and cool the crucible gradually and uniformly, avoiding sudden changes in temperature. 4. Choose the Right Flux: The selection of flux greatly impacts crucible erosion. It is important to opt for a flux that is compatible with graphite and has a minimal corrosive effect. Regularly check and maintain the flux composition to prevent erosion. 5. Maintain Regular Cleaning: After every use, it is crucial to thoroughly clean graphite crucibles to eliminate any residue or impurities that could cause erosion. Utilize appropriate cleaning techniques and materials to avoid scratching or damaging the crucible. 6. Prevent Contamination: Contamination from foreign materials can contribute to erosion. It is vital to ensure that only suitable materials are used in the crucible and that it does not come into contact with any foreign substances during use. By implementing these preventive measures, erosion can be significantly reduced, extending the lifespan of graphite crucibles and ensuring their optimal performance and cost-effectiveness.
- Q: What are the uses of graphite crucibles?
- Used in automotive, electronic and new material industries, graphite crucibles are hot containers for melting and containing non-ferrous metals and new materials.
- Q: How to make the aluminum liquid in the round graphite crucible solidified without holes in the middle?
- Until the expected weight of ycl35 is reached. Appropriate mixing and Bahui melting process.
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Long Life Clay Graphite Crucible for Melting Metals
- 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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