Graphite Crucible for Melting - SIC Graphite Crucible STA1550
- 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 a graphite crucible be used for iron melting?
- Using a graphite crucible is not suitable for melting iron since iron has a higher melting point compared to graphite. Therefore, a crucible made of a material with a higher melting point, such as clay graphite or silicon carbide, is necessary for iron melting. If a graphite crucible were used, it would melt or deteriorate, resulting in contamination of the molten iron and possible harm to the furnace or equipment. To ensure safe and effective melting operations, it is vital to select the appropriate crucible material based on the metal's melting point.
- Q: How to break 40 low carbon steel smelting
- High pressure pipes are generally welded by argon arc welding, whether they are carbon steel, alloy steel or stainless steel;
- Q: What are the advantages of a smelting furnace using induction heating, and will it reduce costs?
- The A option shows that the B error; C, the eddy current in the pan is related to the frequency of the magnetic field changes, so C is correct;
- Q: Melting the iron in the graphite crucible. Does the graphite in the crucible turn into carbon and it melts into the steel?
- Graphite burns at least 3000 degrees above the oxygen level. The ignition point in the air is even higher. There is no fire at such high temperatures in the air, so the graphite cannot be ignited.
- Q: How does the wall thickness of a graphite crucible affect the melting process?
- The melting process is significantly influenced by the thickness of the graphite crucible walls. The walls' thickness determines both the crucible's heat transfer rate and overall efficiency. If the wall is thicker, it possesses greater thermal mass, enabling it to absorb and retain more heat. This proves advantageous in applications where a gradual and controlled heating or cooling process is desired. The increased thermal mass aids in stabilizing the temperature, preventing rapid fluctuations that can negatively impact the melting process. Alternatively, a thinner wall possesses less thermal mass and facilitates faster heat transfer. This proves beneficial when quick and efficient melting is required. The thinner walls allow for swifter heat transfer to the material being melted, resulting in shorter melting times and increased productivity. However, it is crucial to note that a thinner wall may be more susceptible to thermal stress and cracking due to the greater temperature differentials between the inner and outer parts of the crucible. This can potentially contaminate the melted material or even cause the crucible to fail. Moreover, the wall thickness affects the crucible's overall durability and lifespan. Thicker walls generally exhibit greater resistance to wear and tear, providing a longer operational life. This becomes particularly important in high-temperature applications where the crucible is exposed to extreme conditions. To summarize, the wall thickness of a graphite crucible directly impacts the melting process. Thicker walls provide improved temperature stability but may result in longer melting times, while thinner walls allow for faster heat transfer but may be more susceptible to thermal stress. Selecting the appropriate wall thickness depends on the specific requirements of the melting process and should be carefully considered to achieve optimal results.
- Q: Can graphite crucibles be used for melting pharmaceutical compounds?
- Yes, graphite crucibles can be used for melting pharmaceutical compounds. Graphite is a commonly used material in high-temperature applications, and its high thermal conductivity and resistance to chemical reactions make it suitable for melting various substances, including pharmaceutical compounds.
- Q: How is graphite formed?
- Graphite is widely used in industry and is used in almost every industry. Industrial multi-purpose graphite is artificial graphite, that is, special graphite. They can be divided into the following ways according to their forming.
- Q: Graphite crucible heat resistance, then graphite crucible can ignite? Charcoal is mainly composed of graphite, why charcoal can be ignited?
- Graphite is a very pure material, graphite is a transitional type crystal. Each layer of graphite carbon atoms in nonpolar covalent bond connected between molecular layer and graphite by intermolecular forces. The melting point of connection is 3652 to 3697 DEG C (sublimation), so the high temperature graphite crucible.
- Q: To sum up the different uses (and causes) of various crucibles in ChemistryQuartz glass crucibles, for examplealumina crucibleGlass crucibles, iron crucibles, and the like are different and should be noted
- 2, can not touch the HF and, at high temperature, easy and caustic effects of carbonate and alkali metal.3. quartz crucibles are suitable for melting samples with K2S2O7, KHSO4 as flux, and treating samples with Na2S207 (first drying at 212 degrees) as flux4. quartz brittle, easy to break, use should pay attention to5. except for HF, ordinary dilute inorganic acid can be used as cleaning solutionAlumina crucible: 1. corundum crucible is made of porous fused alumina, which is compact and resistant to melting
- Q: Can graphite crucibles be used for melting food-grade materials?
- No, graphite crucibles should not be used for melting food-grade materials. Graphite is a form of carbon that can release impurities or contaminants when exposed to high temperatures. These impurities can be harmful if ingested or come into contact with food. It is recommended to use food-grade materials such as stainless steel or ceramic for melting food-grade materials to ensure the safety and quality of the end product.
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Graphite Crucible for Melting - SIC Graphite Crucible STA1550
- 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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