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Bright Yellow 9-14 Investment Casting Master Alloy-Contains No Gold Per Troy Ounce (20 DWT) - Otto Frei
Otto Frei

Bright Yellow 9-14 Investment Casting Master Alloy-Contains No Gold Per Troy Ounce (20 DWT)

Part # 846-200 5 In Stock Weight <0.1 lb / <5 g
$24.20

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Description

This bright yellow master alloy is formulated for investment casting and open torch melting, producing a vivid yellow color when alloyed with fine gold to yield karat gold between 9K and 14K. It features a low silver content compared to many gold alloys, and its high reusability makes it an economical choice for production casting environments. Sold by the troy ounce (20 pennyweights / 31.1 grams).

Features

  • Produces a bright yellow color when combined with fine gold
  • Suitable for alloying to 9K–14K gold
  • Optimized for investment casting and open torch melting
  • High reusability—economical for repeated casting cycles
  • Low silver content compared to many gold master alloys
  • Contains no gold—priced per troy ounce of alloy only

Specifications

Composition Copper (Cu) 73.75%, Silver (Ag) 11.25%, Zinc (Zn) 15%
Additional Elements May contain proprietary metals, silicon, and other elements not listed in the composition
Gold Content Contains no gold
Karat Range 9K–14K (when alloyed with fine gold)
Color Result Bright yellow
Melting Method Open torch; investment casting
Sold By Troy ounce (20 pennyweights / 31.1 grams)

Notes

The composition listing (Cu, Ag, Zn) does not represent the complete formulation. Proprietary metals are present in the alloy and are not disclosed. The alloy may also contain silicon or other trace elements. Always follow safe handling practices when melting and casting alloy materials.

Specifications

Brand
Otto Frei
Part #
846-200
Type
Alloys
Dimensions
2 in x 2 in x 0.5 in
Composition
Copper (Cu) 73.75%, Silver (Ag) 11.25%, Zinc (Zn) 15%
Additional Elements
May contain proprietary metals, silicon, and other elements not listed in the composition
Gold Content
Contains no gold
Karat Range
9K–14K (when alloyed with fine gold)
Color Result
Bright yellow
Melting Method
Open torch; investment casting
Sold By
Troy ounce (20 pennyweights / 31.1 grams)

Documents

Specs, manuals, and certificates for this product. All files open in a new tab.

Casting Alloys, Solders and Precious Metals Safety Data Sheet SDS · 282 KB · 12 pages
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.

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