SIC Graphite Crucible 2024 - Graphite Crucible Ebay
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- 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
- Q: Does the silicon carbide graphite Tong have a magnetic field in the intermediate frequency furnace?
- Good crack resistance, corrosion resistance and oxidation resistance - 5-10 times the quality of ordinary graphite crucibles2., shorten the dissolution time, good heat transfer, high thermal conductivity, energy saving - energy savings 2/5-1/33. long service life
- Q: What are the different methods of controlling temperature in a graphite crucible?
- There are several methods of controlling temperature in a graphite crucible, including the use of external heating sources such as gas burners or electric heaters, the addition of insulating materials to regulate heat transfer, and the implementation of temperature sensors and controllers to maintain a specific temperature range. Additionally, techniques like preheating the crucible or adjusting the gas flow rate can also impact and control the temperature inside the crucible.
- Q: Can graphite crucibles be used for powder metallurgy?
- Yes, graphite crucibles can be used for powder metallurgy. Graphite is an excellent material for high-temperature applications and is commonly used in powder metallurgy processes. Graphite crucibles have a high melting point and excellent thermal conductivity, making them ideal for melting and holding metal powders during sintering or melting processes. Additionally, graphite crucibles have good chemical resistance, allowing them to withstand the corrosive effects of certain metal powders. Overall, graphite crucibles are a reliable and efficient choice for powder metallurgy applications.
- Q: Who knows the method for determining the total iron content in iron ore?
- Iron is one of the most widely distributed metal elements in the earth, with an average content of 5% in the earth's crust and fourth after oxygen, silicon and aluminum in the element abundances. Iron minerals in nature are known to have 300 kinds, but in the current technical conditions, with industrial utilization value is mainly magnetite (iron containing 72.4% Fe3O4 (Fe2O3), hematite iron containing 70% (FeCO3) and siderite iron containing 48.2% (Fe2O3 / nH2O), limonite iron containing 48% ~ 62.9%).
- Q: Are there any alternative materials to graphite for crucibles?
- Indeed, there exist materials other than graphite that can be used for crucibles. Some commonly used alternatives encompass silicon carbide, alumina, zirconia, and boron nitride. These materials are often favored due to their distinct properties and applications. For instance, silicon carbide displays remarkable thermal conductivity and great mechanical strength, rendering it suitable for high-temperature applications. Conversely, alumina is renowned for its chemical inertness and resistance to corrosion, making it an ideal choice for handling reactive materials. Zirconia offers commendable thermal shock resistance and is frequently employed in applications that necessitate rapid temperature changes. Lastly, boron nitride is favored for its exceptional thermal stability and lubricity. Each of these alternative materials possesses its own merits and specific uses, thus making them feasible options for crucibles depending on the specific requirements of the application at hand.
- 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: Are graphite crucibles suitable for melting magnetic materials?
- No, graphite crucibles are not suitable for melting magnetic materials as graphite is non-magnetic and will not interact with magnetic materials effectively.
- Q: How do you determine the appropriate crucible pouring lip for a specific application?
- The appropriate crucible pouring lip for a specific application is usually determined by considering factors such as the desired pouring speed, the material being poured, the temperature, and the required precision. It is important to choose a lip design that allows for controlled and accurate pouring without spilling or splashing, while also considering the ease of handling and the size of the crucible.
- Q: Can graphite crucibles be used for metal powder atomization?
- Yes, graphite crucibles can be used for metal powder atomization. Graphite crucibles are commonly used in metallurgical processes due to their high thermal conductivity, chemical inertness, and resistance to high temperatures. In metal powder atomization, the crucible is heated to a high temperature, and the metal feedstock is melted and then atomized into fine powder particles using a gas or water jet. The graphite crucible helps to maintain a stable temperature during the atomization process and allows for efficient heat transfer, resulting in consistent and high-quality metal powder production. Additionally, graphite crucibles can withstand the corrosive nature of molten metals, making them suitable for various metal powder atomization applications.
- Q: How long will it take to warm the water at 20 degrees to 3000 degrees at 3800?
- To calculate time, there must be heating power, heating methods, water quality and physical state. If a small drop of water is placed in a 2000C graphite crucible, the water instantly becomes vapour, and some of the water molecules are broken down into hydrogen and oxygen.
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SIC Graphite Crucible 2024 - Graphite Crucible Ebay
- 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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