Welcome to our Help Centre


What is the difference between hard and soft wire?

Soft wire is fully annealed and more malleable, ideal when you want to manipulate or form a design. It is often used when creating more detailed or...
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Do you have any additional information on Sterling Silver?

You can download some more information below: ...
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How do I work out what size tube I need for a stone?

Choose a size of tubing that has a smaller inside diameter than that of the stone, and a larger outside diameter.  We sell some Setting books which...
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What is wire gauge?

Wire gauge is a measuring system to denote the diameter (thickness) of wire. The system goes from 0000 through to 40. The larger the wire gauge number,...
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Does the alloy I use contain palladium?

There are white alloys available from Cookson in the 14ct and 18ct ranges that contain palladium.    These generally fall into two types, low...
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Does your white gold wire contain nickel or palladium?

The 18ct white gold wire contains Palladium but does not contain Nickel, the 9ct white gold wire does not contain either  ...
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Do you have a safety data sheet for Medium Silver Solder Paste?

Here is the safety data sheet for Medium Silver Solder Paste:   ...
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Do you have a safety data sheet for the 9ct WM White Alloy?

Here is the safety data sheet for the 9ct WM White Alloy    ...
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What type of solder do I use on silver wire, 1.5mm thickness when making a ring?

We recommend that you use medium solder. Our best seller is our Medium Silver Solder Strip, 1.5mm X 0.70mm, 600mm Lengths, Weight Per Strip 6g. If...
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Do Cooksongold stock Argentium silver?

Yes, Cooksongold do stock Argentium Silver  ...
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Why have a hallmark?

Items of jewellery are hallmarked to identify what type of precious metal the piece is made from. Gold, Silver and platinum are all hallmarked.  ...
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How do I work out the comparative weight?

You can do so using the following page:   Comparative Weights ...
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Which of your gold sheet suitable for enamelling?

Enamelling requires a minimum temperature of 800°C, so ideally the metal base used should be of a higher carat gold, fine silver, copper, and brass...
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What is Britannia Silver?

Britannia silver has a millesimal fineness of at least 958. The alloy is 95.84% pure silver and 4.16 per cent copper or other metals. The Britannia...
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Do you have any additional information for the GW Platinum Alloy

You can download some more information below: ...
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Do you have any additional information for the HC Platinum Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct KK Yellow Alloy?

You can download some more information below: ...
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What is the best flux to use for soldering gold?

We would recommend Auroflux for Gold Soldering.      ...
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Do you have anymore information on the 9ct DF Yellow Alloy?

You can download some more information below: ...
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Do you have a safety data sheet for the 9ct SPW White Alloy?

You can download the safety data sheet below:   ...
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How can I stop firescale on red gold?

Use of Argotect is recommended to protect the surface of the metal when heating. This will help stop firescale which looks like dark patches on the gold. ...
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Do you sell Fine Silver Bars?

Cooksongold offer a range of high quality fine silver stamped investment bars.   Available in five weights from 50g to 1kg99.9% pure silverPopular as...
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Do you have a safety data sheet for Medium Silver Solder?

Here is the safety data sheet for Medium Silver Solder    ...
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Do you have a safety data sheet for Extra Easy Silver Solder?

Here is the safety data sheet for Extra Easy Silver Solder   ...
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Do you have a safety data sheet for Brilliante Silver?

Here is the safety data sheet for Brilliante Silver   ...
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Do you have a safety data sheet for Platinum HM Alloy?

Here is the safety data sheet for Platinum HM Alloy   ...
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Do you have a safety data sheet for the 22ct DS Yellow Alloy?

Here is the data sheet for the 22ct DS Yellow Alloy   ...
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Do you have a safety data sheet for the 18ct NF White Alloy?

  Here is the safety data sheet for the 18ct NF White Alloy   Are you looking for 18ct MW White? ...
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Do you have a safety data sheet for the 18ct HB Yellow Alloy?

Here is the safety data sheet for the 18ct HB Yellow Alloy   ...
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Do you offer a hallmarking service?

Unfortunately our hallmarking service is no longer available, contact your local assay office for any hallmarking services.   Edinburgh Assay Office...
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Do you have any more information on the 9ct CY Yellow Alloy?

You can download some more information below: ...
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What is red gold?

Red gold (or rose gold) is an alloy of copper and gold. The copper content often makes its working properties rather different to that of yellow gold or...
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Do Cooksongold stock Black Gold?

Cooksongold do not supply Black Gold.   However creating black gold is possible using a few different techniques. Electrodeposition using black...
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What thickness sheet do I need to make a brooch/pendant?

1.0mm sheet is a good place to start, because its easy to work with and provides a manageable thickness to work with. ...
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Do you have a safety data sheet for Sterling Silver?

Here is the safety data sheet for Sterling Silver    ...
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Do you have a safety data sheet for Fine Silver?

Here is the safety data sheet for Fine Silver   ...
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Do you have a safety data sheet for the 18ct 5N Red Alloy?

Here is the safety data sheet for the 18ct 5N Red Alloy   ...
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Do you have a safety data sheet for the 9ct MR Red Alloy?

Here is the safety data sheet for the 9ct MR Red Alloy    ...
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How do I prepare silver for enamelling?

There are some basic techniques that should be followed to prepare silver for enamelling, namely it needs to be de-greased and de-oxidised. To de-grease...
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Do you have any additional information for the FP Platinum Alloy?

  You can download some more information below:   ...
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Do you have any additional information for the 22ct DS Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct WNC White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct SW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct RP Red Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct Pd 12 White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct Pd 11 White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct Pd 8 White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct NF White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct MW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct HCB Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct HB Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct G Green Alloy?

You can download some more information below: ...
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Do you have any additional information for the 18ct AA225 White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct WM White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct TSC Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct NW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct NF Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct AY Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 14ct AW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct WM White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct SPW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct MR Red Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct HW White Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct Enamelling Yellow Alloy?

You can download some more information below: ...
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Do you have any additional information for the 9ct DF Yellow Alloy

You can download some more information below:   ...
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What metal grade is your brass sheet?

All of the brass we stock meets the CZ108 specifications ...
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How do I age harden your palladium 950?

Palladium 950 alloy does not respond to age hardening treatments.   It can be work hardened with reductions of area over 70% possible , but and...
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Do you have a safety data sheet for the 9ct EY Yellow Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct WNC White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct SW White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct RP Red Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct Pd 12 White Alloy?

You can download the safety data sheet below:     ...
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Do you have a safety data sheet for the 18ct Pd 11 White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct Pd 8 White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct KK Yellow Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct HCB Yellow Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct G Green Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 18ct AA225 White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 14ct WM White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 14ct TSC Yellow Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 14ct NW White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 14ct NF Yellow Alloy?

  You can download the safety data sheet below:     ...
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Do you have a safety data sheet for the 14ct AY Yellow Alloy?

  You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 14ct AW White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 9ct HW White Alloy?

You can download the safety data sheet below:   ...
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Do you have a safety data sheet for the 9ct Enamelling Yellow Alloy?

You can download the safety data sheet below:   ...
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Are Cooksongold Palladium solders hallmark quality?

All our palladium solders are above hallmarking standard. The purity ranges from 76-94.4%.    To be eligible for hallmarking, the solder needs...
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What do I need to melt fine gold grain down into a solid lump bar?

The easiest and cheapest way of making a relatively small number of small ingots is to  make a mould using a charcoal block (Our product code 999...
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How do I cast with GW Platinum?

GW Platinum can be cast successfully and does have good form filling capabilities   HC Platinum has increased fluidity and is generally considered a...
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How do I buy Fairtrade Gold?

While Fairtrade gold is listed on our site, in order to purchase a Fairtrade Gold product, you must register as a Fairtrade Goldsmith or Fairtrade...
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Why offer Fairtrade gold?

It's a simple, flexible and cost effective way to source the gold you need responsibly and with traceability.It shows your customers that you'...
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What temperature should I have my flask at when casting?

Low flask temperatures during casting may lead to incomplete filling and porosity due to rapid solidification of the molten metal. High flask temperatures...
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What is the casting temperature of Cooksongold alloys?

All casting alloys available from Cooksongold are designed to give maximum flow properties when using standard operating conditions.   ...
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How strong is silver plated wire?

The strength of plated wire will depend on what the silver is plated on. The strength of the silver plated item would also depend on what condition the...
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Do you have a safety data sheet for Platinum HC Alloy?

Here is the safety data sheet for Platinum HC Alloy    ...
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Do you have a safety data sheet for Platinum GW Alloy?

Here is the safety data sheet for Platinum GW Alloy     ...
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Do you have a safety data sheet for Fine Gold Powder?

Here is the safety data sheet for Fine Gold Powder   ...
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Do you have a safety data sheet for Fine Gold?

Here is the data sheet for Fine Gold   ...
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Do you have a safety data sheet for the 18ct MW White Alloy?

Here is the safety data sheet for the 18ct MW White Alloy   Are you looking for 18ct NF White? ...
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