Sic Graphite Crucible for High Temperature Melting

Sic Graphite Crucible for High Temperature Melting System 1

Sic Graphite Crucible for High Temperature Melting

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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 High Temperature Melting

Other refractory materials for High temperature industry

Sic Graphite Crucible for High Temperature Melting

Q:Can a graphite crucible be used for bronze casting?: Yes, a graphite crucible can be used for bronze casting. Graphite crucibles can withstand high temperatures and are commonly used in metal casting processes, including bronze casting. They have good thermal conductivity and are resistant to chemical reactions, making them suitable for melting and pouring bronze alloys.

Q:How do you see the conch alive?: Slightly touched conch soft tissue, it will be sensitive to contraction, the more sensitive, the more fresh, but not fresh or dead

Q:Cast iron into a casting. What is the state of the matter, change, sublimation? Sublimation? melt: Container for molten iron called graphite crucible, good high-temperature resistance, it is higher than the melting point of iron.

Q:Are there any specific cleaning agents or methods recommended for graphite crucibles?: Yes, there are specific cleaning agents and methods recommended for graphite crucibles. Graphite crucibles should be cleaned using a mixture of water and potassium nitrate or hydrochloric acid. The crucible should be soaked in this solution for a specific duration and then rinsed thoroughly with water. Additionally, a soft brush can be used to remove any stubborn residue. It is important to follow the manufacturer's guidelines and safety precautions while cleaning graphite crucibles.

Q:How does the density of the molten metal affect the performance of a crucible?: The density of the molten metal can affect the performance of a crucible in a few ways. Firstly, a higher density molten metal can exert more pressure on the walls of the crucible, potentially causing it to crack or break. On the other hand, a lower density molten metal may not exert enough pressure on the crucible, leading to poor heat transfer and uneven melting. Additionally, the density of the molten metal can also impact the thermal conductivity of the crucible, influencing its ability to evenly distribute heat and maintain a consistent temperature.

Q:Can graphite crucibles be used for melting nickel?: Yes, graphite crucibles can be used for melting nickel. Graphite crucibles are commonly used in high-temperature applications, including the melting of various metals and alloys. Graphite has excellent thermal conductivity and can withstand high temperatures, making it suitable for melting nickel, which has a melting point of around 1,455 degrees Celsius (2,651 degrees Fahrenheit). Additionally, graphite crucibles have good chemical resistance and do not react with nickel, allowing for a clean and efficient melting process.

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: The quartz glass crucible can be used in the 1450 degrees below two points, transparent and opaque. With translucent quartz crucible arc method is drawing large diameter silicon based material is essential to the development of large scale integrated circuits. Nowadays, the semiconductor industry in the world developed countries have used the crucible instead of transparent quartz crucible is small. He has high purity, resistance strong heat, large size high precision, good heat insulation, energy saving, stable quality and other advantages.

Q:Can a graphite crucible be used for ceramic coating applications?: Using a graphite crucible for ceramic coating applications is not possible. The reason is that graphite is a highly conductive material that can react with certain chemicals used in ceramic coating processes. This can lead to contamination of the coating material. Moreover, graphite has a lower melting point compared to the temperatures required for ceramic coating. This may result in the degradation or failure of the crucible during the coating process. Therefore, it is recommended to utilize crucibles made from materials specifically designed for ceramic coating applications, such as alumina or silica. These materials have higher melting points and are chemically inert, ensuring the integrity of the ceramic coating process.

Q:What magnetic material is sintered with large corundum crucible?: The graphite crucible is a high temperature resistant and difficult to sinter material, but the biggest problem must be used in a vacuum or a reducing atmosphere. Otherwise, graphite is easily oxidized at high temperature. And the crucibles are more expensive.

Q:Can a graphite crucible be used for silver melting?: Indeed, silver melting can be accomplished by employing a graphite crucible. In the realm of high temperature tasks, such as the melting of silver and various other metals, graphite crucibles are widely utilized. Graphite, with its elevated melting point and exceptional thermal conductivity, proves to be an optimal choice for the task of silver melting and refining. It is worth mentioning that graphite crucibles exhibit commendable resistance to thermal shock, thus enduring rapid heating and cooling cycles without succumbing to cracks or fractures. Nevertheless, it is of utmost importance to bear in mind that proper preparation and conditioning of the graphite crucible is essential prior to employing it for silver melting, as this will prevent any impurities from tainting the silver.

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