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

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 sales@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 Chemical Composition

Au	Pd	Sb	Mg	Bi	Ag	Cu
≥99.99%	0.004%	0.0002%	0.001%	0.0002%	0.001%	0.0005%
Fe	Ni	Pb	Cr	Mn	Sn
0.0008%	0.0002%	0.001%	0.0001%	0.0003%	0.001%

Gold Crucible Specifications

Type	Capacity (ml)	Top Diameter (mm)	Bottom Diameter (mm)	Height (mm)	Wall Thickness (mm)	Weight (g)
HM005	5	19	12	25	0.22	7
HM008	8	22	13	25	0.22	10
HM010	10	22	14	28	0.26	12
HM012	12	26	16	29	0.27	13
HM015	15	28	17	35	0.28	15
HM020	20	33	18	35	0.28	20
HM025	25	35	20	37	0.30	25
HM030	30	37	22	40	0.34	30
HM035	35	38	23	40	0.34	35
HM040	40	40	25	45	0.34	40
HM050	50	45	27	50	0.34	50
HM060	60	49	29	50	0.34	60
HM075	75	53	32	56	0.38	75
HM080	80	54	33	58	0.38	80
HM100	100	58	35	60	0.38	100

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.

Gold Properties

Element	Value
Atomic number	79
Crystal structure	Face centred cubic
Electronic structure	Xe 4f¹⁴ 5d¹⁰ 6s¹
Valences shown	1,3
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

Element	Value
Material condition	Soft
Material condition	Hard
Poisson’s ratio	0.42
Poisson’s ratio	0.42
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 )	–

Element	Value
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

Element	Value
Boiling point( C )	3080
Density( gcm⁻³ )	19.3@20°C

Element	Value
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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Company Profile

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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: 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 gold 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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