Customized Graphite Mould

Baked graphite block with following specifications: Apprant density: 1.6g/cmâ?º min.
Specific resistivity: 2 5 u m max.
Ash:1.0% max.
Sulphur: 0.3% max.
Size: 3150mm X 630mm X 600mm
Customized production available, please enquire.

Name: Micronized Graphite
Specifications:
Fixed carbon:80%-99.9%
Particle Size: 1m-38m
Advantages: Excellent property of crystalline flake graphite, unusual oxidation resistance, self-lubricity, mouldability and adhesivity, superior electric and thermal conductivity.
Usage:
 as mould release lubricant in the production of catalyst of in chemical fertilizer industry.
as basis material of high-temperature or corrosive resistant lubricants.
as mould release agent in powder metallurgy or raw material in metal alloy.
as packings or catalysts of rubber, plastics and varieties of composite materials.

Name: Flexible Graphite Sheet
Description: Flexible graphite sheet is made with pure expanded graphite. Sungraf brand flexible graphite sheet has a high purity of 99% carbon content
Advantages: better chemical resistance, better thermal conductivity, and better sealability.
Usage:â? As gasket material, it is usually fabricated into Graphite Laminate, reinforced graphite sheet
â?¡widely used in fluid sealing applications: flange gasket, spiral wound gasket, heat exchanger gasket, etc.
â?¢It can also be used as solid lubricant in metal stamping and forming applications, or as heat liner in industry furnaces and other heating devices
Standard Size
TypeThick (mm)Width (mm)Length(mm)
In Sheets0.2-6.01000, 15001000, 1500
In Rolls0.2-1.51000, 150030m-100m

Graphite jewelry molds make original designs of graphite crucibles attached to them for a long time, which keeps high-temperature resistance. Making graphite molds for jewelry is the procedure used to insure that jewelry items can be accurately duplicated at any time future. The mold making process begins with the creation of a metal model. Models can be as simple as a basic ring or complex as jewelry containing multiple interlinking parts used to create elaborate multicolor jewelry.

What's the difference between graphite ring molds and metal ring molds?
Custom graphite molds for glass, while less costly and more resistant to warping under high temperatures compared to metal counterparts, may impart a slightly rougher finish to the glass ring. This difference in finish arises from the inherent properties of the materials; graphite tends to have a slightly coarser texture than metal. However, graphite molds excel in thermal stability and are often preferred for their durability and longevity in glassmaking processes. Conversely, metal ring molds, such as silver casting molds, offer a smoother finish but come with a higher price tag and susceptibility to deformation under extreme heat. Glass artisans weigh these factors when selecting between graphite and metal ring molds, balancing cost, durability, and desired surface finish in their creative endeavors.

Large graphite crucible(with spout) are mainly used in metallurgy, chemical industry, glass and other fields of various powder sintering and metal smelting, and are often used in papermaking industry for dehydration and various grinding components. It is an ideal ceramic substitute.

Advantages of Graphite Rod Electrode
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Large graphite foundry crucible has strong corrosion resistance against acid and alkaline solution.

Semiconductor graphite crucible can be used in high temperature systems, for some strong strain resistance of the product, it also has the chemical stability, so that its thermal conductivity is satisfactory.



How to Use graphite crucible for sale
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01
Before use, bake slowly in the oven to 500â??; Place in dry place after use to avoid rainwater intrusion.

02
According to the capacity of the crucible, do not squeeze too tightly, so as not to crack the crucible due to the thermal expansion of the metal.

03
When removing the molten metal, scoop it out with a spoon and useless caliper as much as possible. If the use of calipers and other tools, should be consistent with the shape of the crucible, so as not to local stress too large, shorten the service life.

04
The service life of the crucible is related to its use. Strong oxidation flame should be avoided to spray directly on the graphite crucible to shorten the service life of raw materials.

If you need any kinds of graphite and carbon products, please contact us, as a professional graphite manufacturer, Wanhui is willing to offer you high quality products.

Accept customize any size of graphite ring sleeve, ODM OEM is available !

Crucibles are widely used in metallurgy, chemical processing, and a variety of industries. Among these crucibles, graphite crucibles are useful for the smelting of non-ferrous metals and alloys with their desirable properties.

What Are Graphite Crucibles?
Graphite crucibles are containers that can be used in high-temperature environments. They are ideal for melting aluminum, brass, gold, silver, and other non-iron metals because of their thermal conductivity, heat shock resistance, and low reactivity with molten metals.

Properties of Graphite Crucibles:
Graphite crucibles stand out for a range of thermal, physical, and chemical properties.

Thermal Performance: Thanks to their thermal conductivity, the time for melting and energy consumption are reduced. These crucibles could bear rapid heating and cooling since they have excellent heat shock resistance.
Chemical Stability: Graphite crucibles are rather stable, so they are resistant to corrosion and oxidation. These vessels are even able to delay the corrosion degree. They can also withstand acids and alkaline solutions.
Non-reactivity: Graphite does not react with other materials. Thus, graphite crucibles do not adhere to the melt or mix with contaminations.

Accept customize any size of graphite ring sleeve, ODM OEM is available !

Crucibles are widely used in metallurgy, chemical processing, and a variety of industries. Among these crucibles, graphite crucibles are useful for the smelting of non-ferrous metals and alloys with their desirable properties.

What Are Graphite Crucibles?
Graphite crucibles are containers that can be used in high-temperature environments. They are ideal for melting aluminum, brass, gold, silver, and other non-iron metals because of their thermal conductivity, heat shock resistance, and low reactivity with molten metals.

Properties of Graphite Crucibles:
Graphite crucibles stand out for a range of thermal, physical, and chemical properties.

Thermal Performance: Thanks to their thermal conductivity, the time for melting and energy consumption are reduced. These crucibles could bear rapid heating and cooling since they have excellent heat shock resistance.
Chemical Stability: Graphite crucibles are rather stable, so they are resistant to corrosion and oxidation. These vessels are even able to delay the corrosion degree. They can also withstand acids and alkaline solutions.
Non-reactivity: Graphite does not react with other materials. Thus, graphite crucibles do not adhere to the melt or mix with contaminations.

What is a Graphite Crucible?

Graphite crucibles serve as essential vessels for melting and casting metals like gold, silver, aluminum, and brass. They are prized for their excellent thermal conductivity, ability to withstand high temperatures, and resistance to thermal expansion under extreme conditions. Their durability against rapid heating and cooling makes them a preferred choice for metal casting. Additionally, graphite crucibles are highly resistant to chemical corrosion from acids and alkaline solutions, ensuring long-term stability.

Graphite is sourced from naturally occurring crystalline carbon and is processed by integrating it with fire-resistant materials such as clay or carbon dioxide. This combination enhances its properties for high-temperature applications.

How Graphite Crucibles are Used?

Graphite crucibles are highly suited for casting due to their inert nature. They excel in thermal performance, enabling the rapid melting of metals and improving production efficiency. Their resistance to both chemical attack and corrosion ensures that they maintain their integrity under various workshop conditions, contributing to their longevity and reliability.

In the casting process, the application of heat is crucial to reduce the tensile and yield strengths of metal alloys. The melting points of different metals vary, and successful casting depends on both the alloy's temperature and the crucible's heat resistance. Graphite crucibles are adept at withstanding these high temperatures, making them ideal for a wide range of metal alloys.

Density:1.85g/cm
Ash1000
Shore Hardness:Y45
Specific Resistance10m
Grain43