Clay Graphite Foundry Crucible - Jewellery Induction Casting Crucible Galloni CG40(500), Graphite Melting Crucible

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 5 Pieces pc

Supply Capability:: 10000 Pieces per Month pc/month

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Detailed Product Description

Jewellery Casting crucible CG-40 induction casting machine. Crucible capacity 500 G

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Q:Can a graphite crucible be used for melting magnetic materials?: No, a graphite crucible cannot be used for melting magnetic materials. Graphite is a non-magnetic material and does not have the ability to generate or sustain a magnetic field. Therefore, it would not be suitable for melting magnetic materials, as it would not be able to interact with or contain them effectively.

Q:Can the medium frequency furnace be made of silicon carbide crucible?: With a graphite crucible or a tungsten crucible and tantalum crucible, these crucibles can be heated by sensing themselves, but the graphite may contaminate your glass melt, while the tungsten crucible and tantalum crucible are too expensive.

Q:How does the density of the molten metal affect the performance of a crucible?: The performance of a crucible can be significantly impacted by the density of the molten metal. The density refers to the mass per unit volume and can vary depending on the type of metal being melted. One way in which the density affects the crucible's performance is by exerting force on its walls. A higher density exerts more pressure, potentially causing stress, cracking, or even rupture. Conversely, a lower density exerts less pressure, resulting in less stress and a lower risk of damage. Furthermore, the density can also influence the thermal conductivity of the crucible. Metals with higher densities tend to have higher thermal conductivities, allowing for more efficient heat transfer. This benefits the crucible by enabling more uniform and rapid heating. On the other hand, metals with lower densities have lower thermal conductivities, leading to slower heating and potentially uneven processing times. Additionally, the density affects the crucible's ability to contain the molten metal without leakage. Higher density metals create a greater downward force, increasing the risk of leakage. The crucible must be strong enough to withstand this force and prevent any unwanted escape. Conversely, lower density metals exert less force, reducing the likelihood of leakage. In conclusion, the density of the molten metal is crucial for determining the crucible's performance. It impacts stress and potential damage to the walls, thermal conductivity, and containment ability. Considering the density when selecting a crucible is essential for optimal performance and to avoid 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:How long does the graphite crucible extend its service life?: Must grasp the correct way to use, do not cause unnecessary losses, such as not take good, did not put, broken, and this is a great pity.

Q:How to improve the service life of graphite crucible: From the product point of view:1., raw materials are chosen from natural graphite to ensure that the graphite is not easily oxidized;2. cold isostatic pressing process is adopted to ensure high density and strength of crucible;3., the crucible surface high temperature, low temperature protection glaze layer, isolated oxygen and graphite contact contact;From the production point of view:1., scientific warming, to prevent cold, hot;2. add proper and proper amount of refining agent;3. do not stop the furnace abnormally;

Q:What is the maximum temperature that a graphite crucible can withstand?: The maximum temperature that a graphite crucible can withstand can vary depending on the specific type and quality of the graphite material used. Generally, graphite crucibles are designed to withstand extremely high temperatures, typically ranging from 2000 to 3000 degrees Celsius (3632 to 5432 degrees Fahrenheit). However, it is important to note that prolonged exposure to temperatures at the upper end of this range can potentially cause damage or degradation to the graphite crucible over time. Therefore, it is recommended to carefully follow the manufacturer's guidelines and specifications to ensure the crucible's maximum temperature limit is not exceeded.

Q:Can a graphite crucible be used for ceramic glazing?: No, a graphite crucible cannot be used for ceramic glazing. Graphite is a form of carbon that has a high melting point and is commonly used for melting metals. However, when it comes to ceramic glazing, the crucible needs to withstand high temperatures and provide a non-reactive environment for the glaze to properly adhere to the ceramic. Ceramic glazes require specific materials such as porcelain or stoneware crucibles that can withstand the high firing temperatures and do not react with the glaze. Graphite crucibles may not only react with the glaze, but they may also contaminate the glaze, resulting in poor quality or failed glazing results. Therefore, it is important to use the appropriate crucible materials specifically designed for ceramic glazing processes.

Q:Can a graphite crucible be used for smelting or refining ores?: Yes, a graphite crucible can be used for smelting or refining ores. Graphite crucibles are known for their high melting point, resistance to thermal shock, and excellent heat conductivity, making them suitable for high-temperature processes like smelting and refining.

Q:How does the surface tension of graphite affect crucible performance?: Crucible performance can be significantly impacted by the surface tension of graphite. Graphite is renowned for its high surface tension, which refers to its ability to minimize surface area by forming droplets or a curved surface. This characteristic is vital in crucible performance as it affects the wettability, thermal conductivity, and erosion resistance of the graphite material. To begin with, the wettability of graphite with molten metals or other processed materials in the crucible is influenced by its surface tension. The high surface tension allows the graphite crucible to repel or resist wetting by the molten material, preventing it from sticking to the crucible walls. This is especially important in processes such as metal melting or pouring, where the crucible needs to facilitate easy release of the molten material without any adhesion or contamination. Additionally, thermal conductivity within the crucible is influenced by surface tension. Graphite possesses excellent thermal conductivity, and its high surface tension ensures efficient distribution of heat throughout the crucible. This uniform heat distribution aids in maintaining a consistent temperature profile, reducing thermal gradients, and ensuring more effective and controlled material processing. Lastly, the erosion resistance of graphite is affected by its surface tension, which is vital for the longevity of the crucible. The high surface tension of graphite enables it to resist erosion caused by molten materials or any mechanical forces acting upon it. This property helps in preventing wear and tear, maintaining the structural integrity of the crucible, and prolonging its lifespan. In conclusion, the surface tension of graphite has a significant impact on crucible performance. It affects the wettability, thermal conductivity, and erosion resistance of the graphite material, ensuring efficient material release, uniform heat distribution, and long-lasting durability of the crucible.

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1. Manufacturer Overview
Location	Guangdong,China (Mainland)
Year Established	2010
Annual Output Value
Main Markets	North America South America Eastern Europe Southeast Asia Africa Oceania Mid East Eastern Asia Western Europe
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Export Percentage	61% - 70%
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Factory Size:	1,000-3,000 square meters
No. of Production Lines	Above 10
Contract Manufacturing	OEM Service Offered
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