High Temperature Graphite Carbon Crucible for SIC Applications

High Temperature Graphite Carbon Crucible for SIC Applications System 1

High Temperature Graphite Carbon Crucible for SIC Applications

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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

Other refractory materials for High temperature industry

Sic Graphite Crucible for High Temperature

Q:How does a graphite crucible handle corrosive substances?: A graphite crucible is highly resistant to corrosion when handling corrosive substances. Graphite is known for its exceptional chemical stability, making it an ideal material for handling such substances. Its unique structure and bonding properties make it resistant to attack from acids, alkalis, and other corrosive agents. Graphite has a high melting point, low coefficient of thermal expansion, and excellent thermal conductivity, which allows it to withstand extreme temperatures and rapid temperature changes without cracking or deforming. This makes it suitable for use in various industries, including metallurgy, foundries, and laboratories, where corrosive substances are frequently encountered. Furthermore, graphite has a non-wetting property, meaning it does not react with molten metals or other corrosive materials. This non-reactivity prevents any contamination or chemical reaction between the crucible and the corrosive substances it contains. As a result, the graphite crucible maintains its integrity and does not compromise the quality or purity of the substances it is handling. In summary, a graphite crucible is an excellent choice for handling corrosive substances due to its exceptional chemical stability, resistance to corrosion, high melting point, thermal conductivity, and non-wetting property. Its ability to withstand harsh conditions and maintain its structural integrity makes it a reliable and durable option in various applications where corrosive substances are involved.

Q:Can graphite crucibles be used for plasma arc melting?: Yes, graphite crucibles can be used for plasma arc melting. Graphite has excellent heat resistance and electrical conductivity properties, making it suitable for containing and melting materials under high temperatures generated by plasma arcs.

Q:How does the density of the molten metal affect the performance of a crucible?: The density of the molten metal can have a significant impact on the performance of a crucible. The density of the molten metal refers to its mass per unit volume, and it can vary depending on the type of metal being melted. One of the main ways in which the density of the molten metal affects the performance of a crucible is by exerting a force on the crucible walls. If the molten metal has a high density, it will exert more pressure on the walls of the crucible. This can cause the crucible to become stressed, leading to potential cracking or even rupture if the pressure becomes too high. On the other hand, if the molten metal has a low density, it will exert less pressure on the crucible walls, resulting in less stress and a lower risk of damage. Moreover, the density of the molten metal can also influence the thermal conductivity of the crucible. Metals with higher densities tend to have higher thermal conductivities, which means they can transfer heat more efficiently. This can be beneficial for the performance of the crucible, as it allows for more uniform and rapid heating of the metal. On the contrary, metals with lower densities have lower thermal conductivities and may take longer to heat up, potentially leading to uneven heating and longer processing times. Additionally, the density of the molten metal can affect the crucible's ability to contain the molten metal without any leakage. If the molten metal has a high density, it can create a greater downward force on the crucible, increasing the risk of leakage or spillage. The crucible needs to be strong enough to withstand this force and prevent any unwanted escape of the molten metal. Conversely, if the molten metal has a lower density, it may not exert as much force on the crucible, reducing the likelihood of leakage. In summary, the density of the molten metal plays a crucial role in determining the performance of a crucible. It affects the stress and potential damage to the crucible walls, the thermal conductivity, and the crucible's ability to contain the molten metal without leakage. Therefore, it is important to consider the density of the molten metal when selecting a crucible to ensure optimal performance and avoid any potential issues.

Q:Can graphite crucibles be used for catalyst preparation?: Yes, graphite crucibles can be used for catalyst preparation. Graphite crucibles are often used in high temperature applications due to their excellent thermal conductivity and resistance to thermal shock. They can withstand temperatures up to 3000°C, making them suitable for various catalyst preparation processes that involve high temperatures. Graphite crucibles provide a stable and inert environment for catalyst synthesis and preparation. They do not react with most chemicals, making them compatible with a wide range of catalyst materials and precursors. This allows for effective catalyst synthesis without the risk of impurities or unwanted reactions. Furthermore, graphite crucibles are known for their durability and long lifespan, which makes them cost-effective for repeated use in catalyst preparation. They can be easily cleaned and reused, reducing the overall cost of the catalyst preparation process. It is worth noting that the choice of crucible material may depend on the specific catalyst preparation process and the chemicals involved. While graphite crucibles are generally suitable for many catalyst preparation applications, some highly reactive or corrosive chemicals may require the use of alternative crucible materials, such as ceramic or quartz crucibles. Therefore, it is important to consider the specific requirements of the catalyst preparation process before selecting a crucible material.

Q:Are graphite crucibles suitable for rapid prototyping processes?: Rapid prototyping processes benefit greatly from the use of graphite crucibles. Graphite, as a highly versatile material, provides numerous advantages in this context. To begin with, the exceptional thermal conductivity of graphite enables efficient and uniform heat transfer. This attribute is particularly crucial in rapid prototyping, where achieving quick turnaround times necessitates rapid and precise heating and cooling cycles. By ensuring even distribution of heat throughout the crucible, graphite minimizes the risk of thermal gradients that could potentially compromise the quality of the prototype. Moreover, graphite crucibles possess high melting points and exhibit remarkable resistance to extreme temperatures. This is of utmost importance in rapid prototyping, where materials like metals and alloys with elevated melting points are commonly employed. The ability of graphite crucibles to endure these high temperatures without melting or deforming ensures their suitability for rapid prototyping processes. Additionally, graphite demonstrates chemical inertness, meaning it does not react with most materials. This feature proves advantageous in rapid prototyping applications, as it allows for the use of a wide range of materials without the concern of contamination. Whether melting metals, alloys, ceramics, or glass, graphite crucibles exhibit versatility in the realm of rapid prototyping. Furthermore, graphite crucibles possess durability and longevity, rendering them suitable for repeated use in rapid prototyping processes. They can withstand the mechanical stresses associated with frequent heating and cooling cycles, thus ensuring reliability and cost-effectiveness. In conclusion, graphite crucibles serve as highly suitable tools for rapid prototyping processes. Their outstanding thermal conductivity, high melting points, chemical inertness, and durability contribute to the efficient and precise production of prototypes using a wide variety of materials.

Q:Is the graphite oven heating evenly?: There are two kinds of heating methods for general atomic absorption graphite furnace. One is light control mode, the other is current control mode. The light control mode at the beginning of atomization, the temperature exceeds the set temperature, and when the graphite tube is aging, the temperature is more than that. Replace the current control heating up, you try. Or try with a graphite tube.

Q:What graphite crucible is used to smelt aluminium by electromagnetic induction heating?: You buy that is very cheap graphite crucible, graphite crucible is magnetic good, Wuxi branch cast professional supply excellent magnetic crucible, graphite crucible, we can according to the customer, provide excellent technology of graphite crucible,

Q:Can graphite crucibles be used for melting reactive metals?: Indeed, graphite crucibles are capable of melting reactive metals. Graphite exhibits exceptional resistance to heat and possesses superb thermal conductivity, rendering it an optimal substance for high-temperature purposes such as the melting of reactive metals. Moreover, graphite is chemically inert and does not undergo reactions with majority of metals, including numerous reactive variants. Nevertheless, it is crucial to acknowledge that specific reactive metals, for instance alkali metals or certain rare earth metals, may react with graphite when exposed to elevated temperatures. In such scenarios, alternative crucible materials such as refractory metals or ceramics might be deemed more appropriate.

Q:Can a graphite crucible be used for tin melting?: Yes, a graphite crucible can be used for tin melting. Graphite has a high melting point and excellent thermal conductivity, making it suitable for melting and pouring molten metals such as tin.

Q:Are there any specific storage requirements for graphite crucibles?: Yes, graphite crucibles have specific storage requirements. They should be stored in a dry and cool environment to prevent oxidation and damage. It is essential to keep them away from moisture, direct sunlight, and extreme temperature fluctuations. Additionally, they should be stored in a clean area to avoid contamination from dust or other substances.

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