• Graphite Crucible for Melting - SIC Graphite Crucible STA1550 System 1
  • Graphite Crucible for Melting - SIC Graphite Crucible STA1550 System 2
  • Graphite Crucible for Melting - SIC Graphite Crucible STA1550 System 3
Graphite Crucible for Melting - SIC Graphite Crucible STA1550

Graphite Crucible for Melting - SIC Graphite Crucible STA1550

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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

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

 

Sic Graphite Crucible STA1550

Sic Graphite Crucible STA1550

Other refractory materials for High temperature industry

Sic Graphite Crucible STA1550

Sic Graphite Crucible STA1550



Q: Why are there too many impurities in the gravity casting products of aluminum alloy, so they can not be welded well by argon arc welding?
The official must before casting of aluminum liquid refining slag and gas, because the melting use graphite crucible furnace or silicon carbide crucible furnace refining, so do not suggest that the addition of a solvent in order to avoid corrosion of crucible, the best refining slag degassing process is the use of rotary degassing machine by introducing inert gas such as nitrogen and argon (the best), impurity and hydrogen in liquid aluminum removal, complete slag removal and gas to test the effect of slag by K model, and use the detection instrument for measuring hydrogen hydrogen content, to meet the requirements after the investment casting used.
Q: Can a graphite crucible be used for nickel melting?
Yes, a graphite crucible can be used for nickel melting. Graphite is a suitable material for high-temperature applications and has good resistance to chemical reactions with nickel. It can withstand the high temperatures required for nickel melting without melting or reacting with the metal, making it an ideal choice for this purpose.
Q: Can graphite crucibles be used for carbonization processes?
Carbonization processes can make use of graphite crucibles. Graphite is highly suitable for applications that involve high temperatures because of its exceptional thermal conductivity and resistance to thermal shock. Graphite crucibles are frequently employed in carbonization processes, where carbon-rich materials are heated to high temperatures without the presence of oxygen. These crucibles effectively contain and heat the materials. Graphite's high thermal conductivity ensures efficient transfer of heat, resulting in uniform heating and minimal heat loss. Furthermore, graphite's resistance to thermal shock enables it to withstand sudden temperature changes that occur during the carbonization process. In conclusion, graphite crucibles are a dependable and appropriate choice for carbonization processes.
Q: Are graphite crucibles suitable for melting radioactive materials?
No, graphite crucibles are not suitable for melting radioactive materials. Graphite, being a conductor of heat and electricity, can react with certain radioactive elements and cause contamination. Specialized crucibles made from materials such as boron nitride or refractory metals are recommended for melting radioactive materials as they offer higher resistance to reactions and contamination.
Q: How do you determine the appropriate crucible capacity for a specific application?
To determine the appropriate crucible capacity for a specific application, several factors need to be considered. These include the amount of material to be melted or processed, the desired temperature range, the duration of the process, and any necessary safety precautions. By evaluating these factors, one can calculate the required crucible capacity that will meet the application's needs efficiently and effectively.
Q: Melting copper slag with a graphite crucible furnace can add any flux, in order to shorten the melting time and save fuel
If you want to save fuel, it should be mainly due to the quality of the graphite crucible. The graphite content in the graphite crucible is higher
Q: Can a graphite crucible be used for melting californium?
Using a graphite crucible to melt californium is not possible. This is because californium is an extremely reactive and radioactive element, necessitating specialized equipment for its handling and melting. While graphite crucibles are commonly utilized for melting and casting various metals and alloys due to their high melting point and heat resistance, californium possesses distinct properties and chemical behavior. Consequently, a crucible composed of a material capable of withstanding its intense levels of radioactivity and reactivity is required for californium handling.
Q: How does the erosion resistance of graphite affect the performance of a crucible?
The erosion resistance of graphite plays a significant role in determining the performance of a crucible. Graphite is known for its excellent erosion resistance, which refers to its ability to withstand the wearing away or gradual destruction caused by various factors such as heat, chemicals, and mechanical forces. In the context of a crucible, which is a vessel used for melting and holding substances at high temperatures, erosion resistance is crucial for maintaining the integrity and longevity of the crucible. The erosion resistance of graphite ensures that the crucible can withstand the harsh conditions it is exposed to during the melting process. Firstly, the erosion resistance of graphite helps to prevent the crucible from deforming or cracking under high temperatures. Graphite has a high melting point and can withstand extreme heat, which makes it an ideal material for crucibles. Without erosion resistance, the crucible would be prone to thermal shock, resulting in cracking or failure. Secondly, erosion resistance is important for preserving the chemical stability and purity of the crucible. Graphite is chemically inert, meaning it does not react with most substances. This property allows the crucible to hold a wide range of materials without the risk of contamination. Additionally, the erosion resistance of graphite ensures that there is minimal loss of graphite particles into the molten materials, preventing impurities from being introduced into the final product. Furthermore, the erosion resistance of graphite contributes to the crucible's durability and overall performance. Graphite crucibles are often subjected to mechanical stresses, such as stirring or pouring of molten substances. The erosion resistance of graphite prevents the crucible from wearing away or deteriorating over time, ensuring that it can be used repeatedly without compromising its functionality. In summary, the erosion resistance of graphite is crucial for the performance of a crucible. It helps to maintain the structural integrity, withstand high temperatures, preserve chemical stability, and enhance the durability of the crucible. Without erosion resistance, the crucible would be prone to failure, leading to potential contamination, loss of material, and reduced lifespan.
Q: How much temperature does a graphite crucible hold?
The graphite crucible has a maximum temperature of 1800 degrees Celsius and can be used for a long time! But generally graphite crucibles are used below 1300 degrees celsius!
Q: How is a graphite crucible used in the manufacturing industry?
Various applications in the manufacturing industry necessitate the use of a graphite crucible. Its primary function is to melt and hold metals and alloys at elevated temperatures during casting and molding procedures. Materials with high melting points, such as steel, iron, copper, and aluminum, are frequently encountered in the manufacturing industry. To safely contain and endure these extreme temperatures without melting or reacting with the molten metal, a graphite crucible, composed of high-purity carbon, is employed. This is made possible by graphite's distinct properties, including its high thermal conductivity and resistance to chemical corrosion. During the manufacturing process, the graphite crucible is positioned in a furnace or a similar heating device, where it is gradually heated to the desired temperature. Once the crucible reaches the appropriate temperature, the metal or alloy is introduced into it, leading to its melting. The crucible serves as a container, retaining the molten metal until it is ready to be poured into a mold or utilized for other manufacturing procedures. In addition, graphite crucibles find wide application in smelting and refining processes. These procedures involve subjecting the metal to high temperatures in the crucible in order to eliminate impurities and unwanted elements. The high thermal conductivity of the crucible ensures even distribution of heat, enabling efficient and consistent refining. Furthermore, the manufacturing industry favors graphite crucibles due to their durability and longevity. They can endure repeated use at high temperatures without cracking or deteriorating, making them a cost-effective choice for continuous melting and casting in manufacturing processes. To summarize, a graphite crucible is an indispensable tool in the manufacturing industry. Its ability to withstand high temperatures, resist chemical corrosion, and facilitate efficient heat transfer makes it suitable for melting metals and alloys, as well as for smelting and refining processes. The durability and longevity of graphite crucibles contribute to their extensive use and effectiveness in the manufacturing industry.

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