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Large Graphite Crucible

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When it comes to metal melting, the right crucible makes all the difference! Large graphite crucibles stand out as an essential tool in foundries, metalworking shops, and research labs. These robust vessels are designed to withstand extreme temperatures and intense thermal shock—up to 3000°F in some cases!


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When it comes to metal melting, the right crucible makes all the difference! Large graphite crucibles stand out as an essential tool in foundries, metalworking shops, and research labs. These robust vessels are designed to withstand extreme temperatures and intense thermal shock—up to 3000°F in some cases!

But what truly sets large graphite crucibles apart? It’s their unparalleled ability to conduct heat efficiently, ensuring your metals reach their melting point swiftly. This means less energy wasted and more productivity for your operation.

So, whether you're melting aluminum, copper, or precious metals like gold and silver, a large graphite crucible is your go-to solution. In this article, we’ll explore their applications, standout features, and the undeniable advantages they offer, helping you make an informed choice that enhances your workflow. Let’s dive in!


Key Features and Benefits

  • Thermal Shock Resistance
    One of the primary advantages of graphite carbon crucibles is their exceptional thermal shock resistance. They can endure rapid temperature fluctuations without breaking, which is critical in processes involving repeated heating and cooling cycles.
  • High Thermal Conductivity
    The crucible's high thermal conductivity ensures fast and efficient heat transfer during the melting process, minimizing energy consumption and increasing overall efficiency. This is especially beneficial in reducing operational costs over time.
  • Chemical Inertness
    Graphite carbon crucibles are chemically inert, meaning they do not react with molten metals. This property helps maintain the purity of the metals being melted, making them ideal for applications requiring high-quality alloys and materials.
  • Durability and Longevity
    The crucibles are designed to last significantly longer than standard clay or graphite crucibles, with some models offering lifespans 2-5 times longer. This durability reduces downtime for replacement, thereby increasing productivity and minimizing long-term costs.

Product Applications

Graphite carbon crucibles have versatile uses, including:

  • Metal Melting and Casting: Ideal for melting non-ferrous metals such as copper, aluminum, and gold.
  • Alloy Production: Perfect for producing specialized alloys that require high-temperature processing.
  • Foundry Operations: Used in foundries for precise control over the melting process.

Their ability to maintain integrity under high temperatures makes them indispensable across a range of industrial applications​


FAQs for Buyers

  • What metals can be melted in graphite carbon crucibles?
    These crucibles are designed to melt non-ferrous metals like aluminum, copper, silver, and gold.
  • How long do graphite carbon crucibles last?
    Depending on usage, they can last 2-5 times longer than standard clay graphite crucibles, reducing operational costs in the long term.
  • Are graphite carbon crucibles resistant to chemical reactions?
    Yes, their chemical inertness ensures minimal reactivity with molten metals, which helps maintain the purity of the molten material.

Crucible Size

No Model O D H ID BD
78 IND205 330 505 280 320
79 IND285 410 650 340 392
80 IND300 400 600 325 390
81 IND480 480 620 400 480
82 IND540 420 810 340 410
83 IND760 530 800 415 530
84 IND700 520 710 425 520
85 IND905 650 650 565 650
86 IND906 625 650 535 625
87 IND980 615 1000 480 615
88 IND900 520 900 428 520
89 IND990 520 1100 430 520
90 IND1000 520 1200 430 520
91 IND1100 650 900 564 650
92 IND1200 630 900 530 630
93 IND1250 650 1100 565 650
94 IND1400 710 720 622 710
95 IND1850 710 900 625 710
96 IND5600 980 1700 860 965

 Why Choose Us?

We specialize in producing high-quality graphite carbon crucibles using advanced manufacturing techniques like cold isostatic pressing. Our crucibles offer superior performance in terms of heat resistance, durability, and efficiency. Our rigorous quality control ensures each crucible meets the highest industry standards, making them a reliable choice for your industrial needs. Whether you're involved in metal casting, alloy production, or foundry work, our products are tailored to meet your specific requirements, offering longer life cycles and reduced downtime.


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