Gold sheets – find manufacturers and suppliers

Gold sheets are a thin, flat form of gold, usually a few micrometers to a few millimeters thick.

They are produced by rolling or hammering gold bars or pieces.

Below you will find an overview of the physical properties, mechanical properties, special shapes and raw material sources of gold sheets, as well as an overview of the processing steps involved in their manufacture and their use:

Physical properties of gold sheets:

1. Symbol: Au (from Latin Aurum)
2. Atomic number: 79
3. Density: 19.32 g/cm³
4. Melting point: 1,064 °C
5. Boiling point: 2,856 °C
6. Color: Metallic yellow
7. Hardness (Mohs): 2.5-3
8. Malleability: Extremely ductile and malleable. A wire of over 2 km can be drawn from 1 g of gold or a sheet of 1 m² can be beaten.
9. Electrical conductivity: Very good. The best conductive metal after silver.
10. Corrosion resistance: Does not react with air or water - does not tarnish.

Mechanical properties of gold sheets:

Gold sheets are characterized by exceptional formability, ductility and machinability.
While pure gold is mechanically soft and ductile, significantly harder and more resistant sheets can be produced by using suitable alloys and cold forming.
These properties make gold sheet ideal for applications in art, jewelry, microelectronics and industry.

Special forms of gold sheet:

1. Gold leaf: Very thin, almost translucent gold sheet for gilding.
2. Fine gold sheet: Made of almost 100% gold - very soft, but chemically stable.
3. Alloy sheet: Made of gold alloys, e.g. 750 gold - better mechanical properties.
4. Doublé: Thin gold sheet rolled onto a base material. used for fashion/costume jewelry.

Raw material sources of gold sheets:

Gold for sheets is extracted from gold mines - either on an industrial scale, e.g. South Africa, Australia, Russia, Canada, or through traditional, partly artisanal extraction.
Secondary gold from recycling, e.g. electronic scrap or old jewelry, is also an important source.

Processing steps for the production of gold sheets:

1. Cleaning the raw gold
2. Alloying, depending on the desired color or hardness
3. Rolling or forging into sheets
4. Further processing into gold leaf, jewelry parts, decorative plates, etc.

Use of gold sheets:

1. Arts and crafts:
Gold leaf: Very thin gold sheet, used for gilding (picture frames, sculptures, icons).
Chisel technique: Gold sheet is shaped into elaborate reliefs using punches and hammers.

2. Jewelry making:
Jewelry embellishments: Brooches, tiaras, belts, brooches with sheet gold applications.
Rings, bracelets, pendants and watches are made from or with sheet gold.
Sheet gold is particularly suitable for filigree engravings and textured decorations.

3. Architecture and interior design:
Decorative wall and ceiling elements in palaces, sacred buildings and modern luxury buildings.
Gold leaf on domes, statues such as the Berlin Victory Column, orthodox church domes.
Furniture and architecture: decoration of temples, altars and thrones.

4. Industrial use:
In electronics: gold sheets and foils in microprocessors, contacts, connectors - due to corrosion resistance and conductivity.
Reflective coatings: In satellites and telescopes to protect against radiation.

Gold sheeting is a fascinating material that has been used for thousands of years for decorative, ritual and technical purposes. Their unique combination of aesthetic brilliance, workability and durability makes them indispensable to this day - from ancient death masks to satellite components.

Here you will find the most important aspects to look out for when buying gold sheets.

When buying gold sheets, there are numerous aspects that need to be considered in order to make both qualitative and economic decisions.

• One of the most important factors is the purity of the gold, also known as fineness. It is usually specified in parts per thousand, e.g:
• 999 gold (fine gold, almost 100 %)
• 750 gold (18 carat)
• 585 gold (14 carat)
• Depending on the intended use, a different alloy makes sense:
• Technical applications often require fine gold or a special alloy with certain properties, such as for solderability or conductivity.
• For jewelry and art, 750 or 585 gold is usually used, as it is harder and more resistant.
• Gold sheets are available in various thicknesses - from a few micrometers, e.g. gold leaf, to several millimeters.
• The exact dimensions should be clearly defined when purchasing:
• Thickness: what thickness is required? The thinner, the more sensitive, but also the cheaper per area.
• Length and width: Standard dimensions or customized cuts? Custom-made products are usually more expensive.
• Tolerances are also important: for precision applications, the sheet must be manufactured exactly.
• Different requirements apply depending on the intended use:
• For processing in jewelry or art objects, good formability, uniform color and surface are important.
• Industrial or technical applications require high precision, defined material properties and possibly a combination with other metals (e.g. as a contact material).
• The way in which the sheet is processed influences both its appearance and its usability:
• Rolled or forged sheets: rolling leads to more homogeneous thickness, forging to unique structure.
• Surface: Smooth, matt, brushed or textured? The right surface is crucial for subsequent processing steps such as engraving or embossing.
• Degree of hardness: Some sheets are already annealed (soft), others work-hardened (hard) - depending on the type of processing.
• Especially nowadays, the ethical and ecological origin of the gold is of central importance to many buyers:
• Certificates such as LBMA Good Delivery, Fairtrade Gold, RJC (Responsible Jewellery Council) or OEKO-TEX GOLD indicate sustainable and fair production conditions.
• Avoiding conflict gold from crisis-ridden or exploitative regions is both legally and morally imperative.
• Professional purchasing requires a reputable dealer or manufacturer:
• Look for a good reputation, transparent prices and comprehensible quality specifications.
• For larger quantities or special requirements, it makes sense to contact the manufacturer directly.
• Avoid suppliers without clear traceability, references or legally binding information on origin.
• Gold prices fluctuate greatly and are linked to the international stock exchange:
• Professional dealers offer daily updated prices, often with a premium or discount (premium/discount) to the spot price.
• For large quantities, it is worth comparing prices and possibly fixing the price at the time of trading.
• Additional costs may be incurred for cutting, alloying, surface treatment or shipping.
• Gold sheets represent a high value in a small area. Safe storage is therefore important:
• Unprocessed gold sheet should be stored in a secure, documented system.
• Additional insurance may be required for transportation or storage - especially for large sums.
• Professional buyers often require clear material documentation:
• Batch numbers, test certificates, proof of alloy or proof of origin are often mandatory - e.g. in the jewelry trade, for export or in industry.
• For tax and accounting purposes, the purchase should be clearly documented and assessable.

Purchasing gold sheets requires specialist knowledge and attention to detail. In addition to physical parameters such as alloy, thickness and surface, ethical, economic and legal aspects also play a major role. A structured purchasing process with clear requirements, reliable partners and good documentation is crucial for successful procurement.

Gold sheets can be purchased from various suppliers. Comprehensive information on suppliers of Gold sheets from all over the world can be found at Exportpages.