Sic Graphite Crucible for Melting Metal with Good Quality

Sic Graphite Crucible for Melting Metal with Good Quality System 1

Sic Graphite Crucible for Melting Metal with Good Quality System 2

Sic Graphite Crucible for Melting Metal with Good Quality

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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
Item	Unit	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)
Product name	Φ1	Φ2	Φ3	H	Weight(g)
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

Sic Graphite Crucible for Melting Metal with Good Quality

Other refractory materials for High temperature industry

Sic Graphite Crucible for Melting Metal with Good Quality

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Q:What can replace a graphite crucible?: Silicon carbide crucibles can be used instead of graphite crucibles.

Q:How do you prevent overheating of a graphite crucible?: There are several measures that can be taken to prevent overheating of a graphite crucible: 1. Careful temperature control is essential. It is crucial to monitor and regulate the temperature of the furnace or kiln where the graphite crucible is being used. By keeping the temperature within the recommended range, overheating of the crucible can be avoided. 2. Insulating the furnace or kiln adequately can help maintain a stable temperature and prevent excessive heat transfer to the graphite crucible. By using high-quality insulation materials and ensuring proper installation, the risk of overheating can be effectively reduced. 3. It is important to avoid sudden temperature changes, as they can cause thermal shock and lead to cracks or failure of the crucible. Extreme temperature variations should be avoided, especially when the crucible is already hot. 4. Proper handling and storage of graphite crucibles are crucial. They should be handled with care to prevent any damage that could compromise their integrity. When not in use, they should be stored in a dry and cool environment, away from direct sunlight and sources of excessive heat. 5. Regular maintenance is essential. The graphite crucible should be inspected regularly for any signs of wear, cracks, or damage. If any issues are identified, the crucible should be replaced promptly to prevent the risk of overheating and potential accidents. By following these preventive measures, the lifespan of the graphite crucible can be enhanced, and the risk of overheating can be minimized, ensuring optimal performance in various high-temperature applications.

Q:Can graphite crucibles be used for melting explosives?: High temperature applications, like melting metals, often employ graphite crucibles. However, caution must be exercised as these crucibles are not suitable for melting explosives. Graphite possesses excellent heat conductivity, facilitating rapid attainment of high temperatures. Nonetheless, it can react with specific chemicals, including explosives, causing unforeseen reactions, safety risks, and potential damage to the crucible. Hence, it is imperative to employ specialized materials and equipment exclusively crafted for melting explosives, guaranteeing the safety of the process and individuals involved.

Q:Can graphite crucibles be used for diamond synthesis?: No, graphite crucibles cannot be used for diamond synthesis. While graphite and diamond are both forms of carbon, they have different structures and properties. Graphite has a layered structure with weakly bonded layers, making it a good conductor of electricity and heat. On the other hand, diamond has a three-dimensional structure with strong covalent bonds between carbon atoms, making it the hardest known substance and a poor conductor of electricity. In the process of diamond synthesis, high temperatures and pressures are used to convert carbon into diamond. Graphite crucibles are unable to withstand these extreme conditions and would react with the carbon, leading to the formation of more graphite rather than diamond. To synthesize diamonds, specialized equipment such as high-pressure, high-temperature (HPHT) or chemical vapor deposition (CVD) methods are used, which require different materials capable of handling the required conditions.

Q:How does a graphite crucible handle chemical resistance?: A graphite crucible has excellent chemical resistance due to its unique properties. Graphite is highly inert and stable, which allows it to withstand corrosive chemicals and high temperatures without reacting or degrading. It is non-reactive with most acids, alkalis, and other corrosive substances, making it an ideal material for containing and handling various chemicals in laboratories and industrial processes.

Q:Can a graphite crucible be used for melting berkelium?: No, a graphite crucible cannot be used for melting berkelium.

Q:Can graphite crucibles be used for melting and casting of non-ferrous metals?: Yes, graphite crucibles can be used for melting and casting non-ferrous metals. Graphite has excellent thermal conductivity and high melting point, making it suitable for high-temperature applications. Additionally, graphite has good chemical resistance to most non-ferrous metals, making it an ideal material for crucibles used in the melting and casting process.

Q:Can a graphite crucible be used for melting pharmaceutical substances?: Certainly, melting pharmaceutical substances is possible using a graphite crucible. Graphite crucibles possess desirable characteristics such as a high melting point, exceptional thermal conductivity, and chemical inertness, which render them appropriate for various applications, including pharmaceutical substance melting. They can endure the elevated temperatures required for the melting procedure without undergoing any reactions with the substances themselves, thereby guaranteeing the purity and integrity of the pharmaceutical compounds. Furthermore, graphite crucibles efficiently facilitate heat transfer, enabling uniform heating and melting of the pharmaceutical substances. Nonetheless, it is crucial to ensure that the graphite crucible is thoroughly cleansed and devoid of any impurities that could potentially compromise the purity of the pharmaceutical substances being melted.

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:Can graphite products be calcined in air for a long time?: Tolerable。One of the main uses of graphite is to produce refractories, including refractory bricks, crucibles, continuous casting powders, mold cores, molds, detergents and high temperature resistant materials. In recent years, two important changes in the refractory industry is MgO-C brick is widely used in steelmaking furnace lining, and the application of aluminum carbon brick in continuous casting process. The graphite refractories and steelmaking refractories are closely linked, the world steel industry about consumption.

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