Products Description
The Copper (Cu) Crucible is a high-temperature container made of high-purity copper, widely used in various high-temperature processing and material processing fields. Copper crucibles are typically manufactured using 99.9% to 99.99% high-purity copper to ensure excellent physical and chemical properties. The high purity of copper not only guarantees the crucible's cleanliness but also minimizes potential interference from impurities in experiments or production processes. With a density of approximately 8.96 g/cm³, a melting point of about 1084°C, and a boiling point of around 2562°C, these characteristics enable it to operate stably in high-temperature environments, meeting diverse high-temperature processing needs.
The design and manufacturing of Copper Crucibles take into account a variety of application scenarios, offering multiple shapes and size options. Common shapes for copper crucibles include rectangular, cylindrical, square, and other custom-designed forms, catering to different types of experiments and industrial production requirements. The capacity of copper crucibles ranges from 1 mL to 2000 mL, making them suitable for both small-scale laboratory experiments and large-scale industrial smelting. Additionally, the surface of copper crucibles is usually finely polished to ensure smoothness and flawlessness, which not only reduces material adhesion but also enhances cleaning efficiency, facilitating repeated use.
The manufacturing process of Copper Crucibles is highly refined, ensuring product quality and consistency. From raw material selection to final product formation, each step undergoes strict quality control to guarantee the crucible's stability and reliability under high-temperature and chemical conditions. This high standard of manufacturing makes the Copper Crucible excel in various applications, establishing it as an indispensable tool in both laboratory and industrial settings.
features of Copper (Cu) Crucible
Outstanding Thermal Conductivity:
Copper has an extremely high thermal conductivity of approximately 398 W/(m·K), enabling the Copper Crucible to rapidly and uniformly transfer heat to the materials inside.
Excellent Corrosion Resistance:
Copper exhibits superior resistance to many common chemicals and materials. This means the Copper Crucible can be used in various chemical reactions without significant degradation or contamination. For instance, in laboratory applications such as acid-base titrations or organic synthesis, copper crucibles serve as reliable containers, ensuring experimental accuracy and safety.
Cost-Effectiveness:
Compared to crucibles made of precious metals like platinum or gold, Copper Crucibles are far more economical. While platinum crucibles offer exceptional performance, their high cost is often unnecessary for certain applications. The Copper Crucible provides an excellent balance of performance and affordability.
Superior Malleability and Formability:
Copper is a highly malleable and ductile metal, with an elongation rate exceeding 50%. This allows Copper Crucibles to be shaped into desired forms and dimensions through various manufacturing processes, including forging, stamping, and welding.
Exceptional Durability:
Copper is a robust and long-lasting metal, offering high mechanical strength and fatigue resistance. The Copper Crucible maintains structural integrity even under demanding conditions, ensuring prolonged service life.

applications of Copper (Cu) Crucible
Metal Casting Applications:
In the metal casting industry, the Copper Crucible serves as an indispensable tool. It is widely used in foundries for melting and casting non-ferrous metals and their alloys such as copper, brass, and bronze.
Laboratory Uses:
In scientific research and educational laboratories, the Copper Crucible is extensively employed as a sample container. It can be utilized for various experiments including thermal analysis, chemical synthesis, and material preparation. In organic synthesis experiments, copper crucibles function effectively as heating and reaction vessels, with their excellent corrosion resistance preventing chemical reagent erosion and ensuring experimental safety.
Glass Melting Applications:
While platinum or ceramic crucibles are more common in glass melting applications, the Copper Crucible can serve as a cost-effective alternative for specific types of glass melting processes.
Sintering Processes:
During the sintering of ceramic and metal components, the Copper Crucible ensures uniform heating and effective material bonding.
Heat Treatment Processes:
In metal heat treatment where precise temperature control is required to achieve specific material properties, the Copper Crucible provides a stable heating environment to meet exact temperature and duration requirements.

Specification
|
Material Type |
Copper |
|
Symbol |
Cu |
|
Atomic Weight |
63.546 |
|
Atomic Number |
29 |
|
Color/Appearance |
Copper, Metallic |
|
Thermal Conductivity |
400 W/m.K |
|
Melting Point (°C) |
1,083 |
|
Coefficient of Thermal Expansion |
16.5 x 10-6/K |
|
Theoretical Density (g/cc) |
8.92 |
FAQ
Are you a factory or manufacturer?
A: Yes, we are a factory but we generally use our trading company to handle the business abroad. It will be more convenient to receive the remittance and arrange the shipment.
What is the delivery method?
A: Generally, we send cargo by UPS, DHL or FedEx. Also, we can send by sea to seaport or by air to the closest airport.
Why is your product so cost-effective?
A: We cut out the middlemen in the end-to-end manufacturing process and we obtain raw material directly from its source.
Do you do spot quality inspection or full inspection?
A: 100% full inspection for sure. All unqualified products are discarded.
How do you ensure your lead time?
A: From material preparation to machining and finally to a full inspection. Every stage of production is strictly monitored and controlled to give you an accurate delivery time.
What is the MOQ of Copper (Cu) Crucible?
A: Depends on quantity, generally, no MOQ limit.
How to pay for it?
A: A bank transfer (T/T) will be acceptable.
What is the delivery time?
A: around 7-20 days which depends on the quantity and production.
What is kind of the package?
A: Generally, we use a carton case or plywood case with protective material inside to ensure the save of cargo
What is the lead time?
A: from order placed to cargo receiving will take around 10-25 days.
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