Gold Crucible

Gold Crucible

Gold Crucible

Purity: ≥99.95%, or customized

Capacity: 5-100 ml, or customized

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
5 星级
5 星级
5 星级
5 星级
5 星级

Gold Crucible is a high-temperature resistant container designed for melting metals, precious metals, and other high-temperature chemical reactions. As a leading supplier and manufacturer of premium gold products, Heeger Metal leverages advanced technology to deliver high-quality gold crucibles for various applications.

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Or email us at max@heegermaterials.com.

Gold Crucible Data Sheet

Reference Code:HMGO2715
CAS:7440-57-5
Purity:≥99.95%, or customized
Density:19.283 g/cm3
Melting Point:1064℃
Boiling Point:2970℃
Capacity:5-100 ml, or customized
Temper:Annealed or Unannealed

Gold Crucible Description

Gold (Au) has excellent conductivity, chemical stability, and malleability, making it invaluable for various applications. Gold Crucible is made of ultra-high-purity gold metal with a maximum purity of 99.999% (5N). It offers excellent resistance to high temperatures, corrosion, and oxidation, designed for melting metals, precious metals, chemical experiments, casting processes, and metal recycling. Heeger Metal can supply high-quality gold crucibles in various specifications to suit industrial and research applications, ensuring optimal performance and cost-effectiveness.

  • Gold Crucible

Gold Crucible Chemical Composition

AuPdSbMgBiAgCu
≥99.99%0.004%0.0002%0.001%0.0002%0.001%0.0005%
FeNiPbCrMnSn 
0.0008%0.0002%0.001%0.0001%0.0003%0.001%

Gold Crucible Specifications

TypeCapacity (ml) Top Diameter (mm)Bottom Diameter (mm)Height (mm)Wall Thickness (mm)Weight (g)
HM00551912250.227
HM00882213250.2210
HM010102214280.2612
HM012122616290.2713
HM015152817350.2815
HM020203318350.2820
HM025253520370.3025
HM030303722400.3430
HM035353823400.3435
HM040404025450.3440
HM050504527500.3450
HM060604929500.3460
HM075755332560.3875
HM080805433580.3880
HM1001005835600.38100

Gold Crucible Advantages

  • High purity
  • High temperature resistance
  • Strong corrosion resistance
  • Excellent thermal conductivity
  • Chemical stability
  • Long lifespan

Gold Crucible Applications

  • Precious Metal Melting: A Gold crucible is commonly used for melting precious metals such as gold, silver, platinum, and other high-value metals, especially in refining and casting processes.
  • Chemical Experiments: Gold crucibles are used in chemical experiments because they can withstand high temperatures and have excellent corrosion resistance, making them ideal for high-temperature reactions and chemical analysis in laboratories.
  • Metal Recycling: Gold crucibles play a crucial role in recycling and refining metals, especially in the extraction of precious and rare metals.
  • Casting Processes: In jewelry manufacturing and other precision casting industries, gold crucibles are used to pour molten metal into molds to form the desired shapes.
  • Alloy Production: Gold crucibles are used to melt different metals together to form alloys, providing a stable environment for the melting process.
  • High-Temperature Material Testing: In materials science, gold crucibles are used for high-temperature testing, helping to evaluate the properties of materials under extreme conditions.

Gold Crucible Packaging

Gold Crucible is carefully placed in wooden cases or cartons with additional soft materials to support and prevent shifting during transportation. This packaging method guarantees the integrity of the products throughout the delivery process.

Metal Packing

Gold Properties

ElementValue
Atomic number79
Crystal structureFace centred cubic
Electronic structureXe 4f¹⁴ 5d¹⁰ 6s¹
Valences shown1,3
Atomic weight( amu )196.9665
Thermal neutron absorption cross-section( Barns )98.8
Photo-electric work function( eV )4.8
Atomic radius – Goldschmidt( nm )0.144
Ionisation potential( No./eV )1/ 9.22
Ionisation potential( No./eV )2/ 20.5
ElementValue
Material conditionSoft
Material conditionHard
Poisson’s ratio0.42
Poisson’s ratio0.42
Bulk modulus( GPa )171
Bulk modulus( GPa )171
Tensile modulus( GPa )78.5
Tensile modulus( GPa )78.5
Hardness – Vickers( kgf mm⁻² )20-30
Hardness – Vickers( kgf mm⁻² )60
Tensile strength( MPa )130
Tensile strength( MPa )220
Yield strength( MPa )205
Yield strength( MPa )–
ElementValue
Electrical resistivity( µOhmcm )2.20@20@20°C
Temperature coefficient( K⁻¹ )0.004@0-100°C
Thermal emf against Pt (cold 0C – hot 100C)( mV )0.74
ElementValue
Boiling point( C )3080
Density( gcm⁻³ )19.3@20°C
ElementValue
Melting point(℃)1064.4
Latent heat of evaporation( J g⁻¹ )1738
Latent heat of fusion( J g⁻¹ )64.9
Specific heat( J K⁻¹ kg⁻¹ )129@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )318@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )14.1@0-100°C

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We will check and get back to you in 24 hours.

To customize your gold crucible, please provide the following details:

  1. Dimensions (specify the required diameter, wall thickness, height, or other parameters)
  2. Shape (specify the desired shapes you need)
  3. Tolerances (allowable variations in thickness, width, and length)
  4. Purity (Specify the purity of material required.)
  5. Surface Finish (polished, rough, oxide-coated, etc.)
  6. Quantity of the products you need
  7. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of gold products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

DFARS (Defense Federal Acquisition Regulation Supplement) compliance is primarily concerned with the sourcing of materials for defense-related applications in the United States. According to DFARS, certain materials used in defense must be sourced from the United States or qualifying countries.

If you have specific platinum materials that are subject to DFARS, please let us know in advance and we will confirm.

At Heeger Metal, we take this responsibility seriously. We adhere to all applicable laws and regulations, including Section 1502 of the Dodd-Frank Act. Our company operates with a strict code of ethics and is committed to only partnering with suppliers who share our dedication to responsible sourcing. We support the initiatives and programs aimed at promoting “conflict-free” supply chains and work diligently to ensure that our products meet these standards.

Due to their contamination-free properties, gold crucibles are primarily used for melting high-purity materials like semiconductors, precious metals, and specialty alloys.

Gold crucibles offer superior purity, excellent thermal conductivity, and resistance to oxidation at high temperatures compared to graphite or ceramic alternatives.

Heeger Metal, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of gold products. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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Other Crucible Products

Heeger Metal specializes in high-quality customized metal crucibles and alloy crucibles, designed to withstand extreme temperatures for melting and casting applications. Made from durable materials, our crucibles ensure excellent performance in industries such as metallurgy and material science. For more details or custom solutions, feel free to contact us.

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