Long Life Clay Graphite Crucible for Melting Metals
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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 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: Can graphite crucibles be used for heat treatment processes?
- Graphite crucibles are capable of being utilized in heat treatment procedures. Graphite possesses a high melting point and exceptional thermal conductivity, rendering it an optimal material for applications necessitating elevated temperatures and efficient heat transfer. Heat treatment processes entail the elevation of materials to specific temperatures in order to modify their physical or chemical properties. Graphite crucibles can endure these elevated temperatures without undergoing melting or deformation, guaranteeing the stability and integrity of the heat treatment procedure. Moreover, graphite's minimal reactivity with most substances renders it suitable for a broad range of heat treatment applications, encompassing annealing, tempering, quenching, and carburizing. In general, graphite crucibles prove to be a favored choice for heat treatment processes due to their resistance to high temperatures, thermal conductivity, and chemical inertness.
- Q: Are graphite crucibles suitable for vacuum induction melting?
- Vacuum induction melting is well-suited for the use of graphite crucibles. This is because graphite is a stable and inert material, making it ideal for high temperature and vacuum environments. Graphite can withstand the extreme heat and pressure conditions required for vacuum induction melting. When it comes to thermal conductivity, graphite crucibles excel. They efficiently transfer heat to the metal being melted, ensuring uniform heating and melting. This results in consistent and reliable outcomes. Additionally, graphite crucibles are resistant to thermal shock, meaning they can handle rapid temperature changes without cracking or breaking. Moreover, graphite crucibles exhibit good chemical resistance, which is crucial when melting reactive metals or alloys. They can endure the corrosive effects of molten metals, preventing contamination and maintaining the purity of the material being melted. To summarize, graphite crucibles are highly suitable for vacuum induction melting due to their stability, resistance to high temperatures, thermal conductivity, resistance to thermal shock, and chemical resistance. These crucibles offer a dependable and efficient method of melting metals under vacuum conditions, making them the preferred choice in various industrial applications.
- Q: Help: how can the graphite crucible be heated to 1000 degrees?
- The fastest speed is the electromagnetic heating
- 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 does the thermal stability of graphite affect the performance of a crucible?
- The thermal stability of graphite has a significant impact on the performance of a crucible. Graphite is known for its high melting point and excellent thermal conductivity, making it an ideal material for crucibles used in high-temperature applications. Crucibles are commonly used in industries such as metallurgy, foundries, and laboratories, where they are subjected to extreme temperatures. The thermal stability of graphite ensures that the crucible can withstand these high temperatures without deforming or melting. The high melting point of graphite, which is around 3,600 degrees Celsius, allows the crucible to retain its shape and structural integrity even when exposed to intense heat. This property is crucial as it prevents the crucible from warping or collapsing, which can result in uneven heating and loss of material. Furthermore, graphite's excellent thermal conductivity enables the crucible to distribute heat evenly throughout its surface. This is important as it ensures uniform heating of the materials contained within the crucible, preventing localized hotspots or uneven temperature gradients. In applications that require precise temperature control, such as in the production of alloys or in chemical reactions, this property is crucial for achieving accurate and consistent results. Additionally, the thermal stability of graphite also affects the crucible's resistance to thermal shock. Thermal shock occurs when there is a rapid and drastic change in temperature, leading to cracking or even breakage of the crucible. Graphite's high thermal stability allows it to withstand thermal shock without significant damage, ensuring the longevity and durability of the crucible. In summary, the thermal stability of graphite plays a vital role in the performance of a crucible. It allows the crucible to withstand high temperatures without deforming or melting, ensures uniform heat distribution, and enhances its resistance to thermal shock. These properties make graphite crucibles highly reliable and suitable for demanding applications requiring high-temperature stability and precise temperature control.
- Q: What are the common uses of graphite?
- As a conductive material of graphite in the electrical industry widely used as electrode, brush, carbon, carbon nanotubes, mercury rectifier cathode, graphite gasket, telephone parts, TV tube coating etc.. The most widely application of graphite electrode in smelting, alloy steel, iron alloy, graphite electrode, the strong current through the melting zone, the arc electrode into the electric furnace, the electrical energy into heat, the temperature rises to 2000 degrees, so as to achieve the purpose of melting or reaction. In addition, in the electrolysis of metal, magnesium, aluminum and sodium, the anode of the electrolytic cell is also made of graphite electrode. The resistance furnace for carborundum is also made of graphite electrode as furnace head conducting material.
- Q: Can graphite crucibles be used for melting food-grade materials?
- No, graphite crucibles should not be used for melting food-grade materials as graphite can contaminate the food and pose health risks. Food-grade materials should be melted in crucibles made from materials specifically designed for food applications, such as stainless steel or certain types of ceramics.
- Q: Is the yellow metal in the graphite rock gold?
- Not necessarily. Many minerals are also golden.Specific is not gold, you can easily test from the hardness, gold is very soft metal.
- Q: Can graphite crucibles be used for material synthesis?
- Material synthesis can utilize graphite crucibles, as they possess distinctive properties that make them an excellent choice. Graphite's high melting point, exceptional thermal conductivity, and chemical inertness render it appropriate for various high-temperature reactions and processes. Graphite crucibles find frequent use in synthesizing metals, alloys, ceramics, and compounds. They are particularly favored for tasks involving high temperatures, such as melting, heating, and vaporization. Graphite's high thermal conductivity enables efficient heat transfer, ensuring uniform heating and temperature distribution throughout the crucible. Chemical inertness is another advantage of graphite crucibles. They do not react with most materials, making them ideal for synthesizing compounds or alloys without contamination. Additionally, graphite exhibits low reactivity with oxygen, which is crucial in preventing unwanted oxidation during material synthesis. Graphite crucibles are also renowned for their durability and resistance to thermal shock. They can withstand rapid temperature changes without cracking or breaking, ensuring the integrity of the material synthesis process. This durability allows for repeated use of the crucibles, making them a cost-effective option in the long run. In conclusion, the widespread use of graphite crucibles in material synthesis can be attributed to their high melting point, excellent thermal conductivity, chemical inertness, and durability. These unique properties make them suitable for a wide range of applications and ensure the successful synthesis of various materials.
- Q: The difference between atomic absorption pyrolytic graphite tube and common graphite tube
- The selection of operating conditions of flame burner operating condition selection (TS lifting capacity, flame type, burner height). Selection of optimum operating conditions for graphite furnace (optimum atomization temperature of inert gas).
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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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