For jewelry casting, manufacturers have a wide range of base metals and alloys to select from for their pieces. Most common metals that consumers are familiar with are gold, silver, platinum, and sterling silver. Yet there are many other types of alloys that may be used, including tin and zinc. When determining which alloy to…
Featuring Everdur Silicon Bronze, Art Caster’s Brass, Special H Silicon Bronze, Beryllium Copper, Jewelers’ Manganese Bronze, and White Bronze.
Belmont offers extensive experience in the production of standard and custom alloys for casting of sculpture, jewelry, and decorative products. Our capability covers standard and special tin-, lead-, zinc-, and copper-base formulations and shapes suitable for a broad variety of applications. This allows us not only to serve special casting needs, but also to help our customers comply with OSHA and EPA regulations, metal price considerations, and other factors that influence metal choice. For example, our copper-base alloys have been used as cost-effective substitutes.
Applications
Sculpture, Jewelry, Figurines, Decorative Items, Giftware, Rubber Mold Casting
Forms
Ingot, Cut Bar, Cubes, Shot both Polished and Unpolished, Special Shapes
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Featured products
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Excellent general use Bronze for most any Jewelry Applications. This alloy offers very high detail, easy castability, and accepts patinas very well. This alloy has a very warm bronze color. Forms: - 2-20 Ingot
- 2-5 Ingot
- 1/2" & Down Polished Shot
- 1/2" & Down Cubes
- 2" Polished Cut Bar
- Slabs
- Unpolished Shot 1/2" x 14 Mesh
Belmont Product Code 4951 Nominal Composition: - 95% Cu
- 4% Si
- 1% Mn
Technical Info: - CDA #: 87300
- Melting Range: 1550 F - 1780 F, 840 C - 971 C
- Pouring Range: 1900 F - 2250 F, 1010 C - 1235 C
- Density: 0.302 lbs/cu. in, 8.36 g/cu. cm
- Tensile Strength: 55000 lbs/sq. in.
- Yield Strength: 25000 lbs/sq in.
- Brinell Hardness: 85
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This is a proprietary alloy especially developed for Jewelry casting. This alloy has a warm yellow color. Forms: - 1/2" Polished Cubes
- 1/2" x 14 Mesh Unpolished Shot
- 1" Cut Bar
- 2" Cut Bars
- 2-20 Ingot
- 2-5 Ingot
- Slabs
Belmont Product Code 46316 Nominal Composition: - Proprietary
Technical Info: - Melting Range: 1625 - 1650 F
- Pouring Range: 1700 - 1900 F
- Density: 0.30 lbs per cubic inch
- Specific Gravity: 8.4
- Pattern Makers Shrinkage: 3/16" per foot
- Machinability vs. free cutting brass: 80%
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This is a Lead Free Pewter, also referred to as a Britannia Alloy that works well in Spin Cast Molds for designs, such as Fashion (Costume) Jewelry, with thin cross sections or fine filigree and maximum detail requiring less malleability and more strength. Forms: - 4-5 Ingot
Belmont Product Code 791NR8 Nominal Composition: - Sn: 91-93% with Antimony and Copper in a Proprietary formula enhanced from our standard 7921 Brittania
Technical Info: - Elongation (2" Section) : 30% - 40%
- Liquidus Temperature: 478F - 490F
- Solidus Temperature: 435F - 463F
- Brinell: 21 - 25
- Tensile Strength: 7,000 psi - 9600 psi
- Solderability: Can be soldered Easily with soft solder and flux
- Finishes: Mechanical, chemical, organic, and electroplated
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Belmont Special "H" Silicon Bronze Alloy has gained increased popularity in recent years with art and jewelry casters, primarily because of its excellent fluidity, low-drossing tendency, sharp detail reproduction, minimal finishing requirements, high ductility and suitable as a cost-effective alternative to tin bronzes. Forms: - 1/2" x 14 Mesh Polished Shot
- 1/2" X 14 Mesh Unpolished Shot
- 1/2" Polished Cubes
- 2" Cut Bars
- 2-20 Ingot
- 2-5 Ingot
Belmont Product Code 4939 Nominal Composition: - 92% Cu
- 4% Si
- 4% Zn
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This alloy offers a white color that is similar to White Gold Alloys and Stainless Steel Alloys. Often used for larger pieces such as belt buckles and larger jewelry pieces. Forms: - 1/2" Polished Cubes
- 1/2" x 14 Mesh Unpolished Shot
- 2" Cut Bars
- 2-20 Ingot
- 2-5 Ingot
- Slabs
Belmont Product Code 4587 Nominal Composition: - Proprietary
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Good ductility, high conductivity and the ease of joining make Copper the world's #1 choice for the transmission of electrical power in an untold amount of applications. Belmont offer High Purity Electrolytic Copper, the most widely used grade of pure copper, in a wide variety of forms to meet your specific application. Made with the highest quality Virgin materials and a tightly controlled production process, you can be sure of consistent quality no matter the form that fits your application. Forms: - 3-14 Mesh Polished Shot
- 3-14 Mesh Unpolished Shot
- 1" x 1" Polished Squares
- 1" x 1" Unpolished Squares
- Copper Cathodes
Belmont Product Code 4001 Nominal Composition: - 99.95%
- Bal
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35% Tin Pewter, Lead, Tin Alloy easy meltable with relatively low melting temperature. Offers opportunity for cost savings where its relatively high weight is not a problem . Offers opportunity for cost savings where its relatively high weight is not a problem. Forms: - 5-8 Ingot
Belmont Product Code 5632 Nominal Composition: - 62% Pb
- 3% Sb
- 35% Sn
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Easily cast White Brass Alloy with good fluidity and high detail. We offer this material in a variety of forms including Ingot, Cut Bars, Cubes and Shot. Forms: - Ingot
- 2" Cut Bar
- 1/2" Polished Cubes
- Shot
Belmont Product Code 45815 Nominal Composition: - Cu: 58%
- Mn: 20%
- Zn: 20%
- Al: 1%
- Pb: 1%
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Bell metal is a hard alloy used for making bells and related instruments, such as cymbals. It is a form of bronze with a higher tin content, usually in approximately a 4:1 ratio of copper to tin (typically, 78% copper, 22% tin by mass). We offer this material in Ingot, shot, and cut pieces. Forms: - Ingot
- Irregular Shot
- 1/2" Polished Cubes
- 2" Cut Pieces
Belmont Product Code 4788 Nominal Composition: - Cu: 78%
- Sn: 22%
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Zinc Base Alloy commonly used in rubber mold casting. Easy to cast and very ductile. Forms: - 4-20 Ingot
Belmont Product Code 8934A Nominal Composition: - 2.75% Cu
- 93.11% Zn
- 4.1% Al
- 0.04% Mg
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This is our most popular Lead Free Zinc Alloy that works well in Spin Cast Vulcanized Silicone Molds for designs with thin cross sections or maximum detail. Contains Proprietary Grain Refiners for improved flow into the mold. Forms: - 4-20 lb. KZ Ingot
Belmont Product Code 892NJ1 Nominal Composition: - 91-95% Zinc in a Proprietary Formula
Technical Info: - Elongation : 8%
- Liquidus Temperature: 734F
- Pouring Temperatire: 850 F - 950 F
- Density: .24 lbs / Cu. In. @ 68F
- Tensile Strength: 52,000
- Compression Strength: 93,000 psi
- Finishes: Mechanical, chemical, organic, and electro-deposited, plastic
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This is our Original, Lead Free, Zinc Based Alloy that works well in Spin Cast Vulcanized Silicone Molds for designs with thick cross sections or minimal detail. Contains Proprietary Grain Refiners for improved casting properties. Forms: - 4-20 lb. KZ Ingot
Belmont Product Code 892NS1 Nominal Composition: - 90-94% Zinc in a Proprietary Formula
Technical Info: - Elongation : 8%
- Liquidus Temperature: 734F
- Pouring Temperatire: 800 F - 875 F
- Density: .244 lbs / Cu. In.
- Tensile Strength: 54,000
- Compression Strength: 68,800 psi
- Brinell Hardness: 146
- Finishes: Mechanical, chemical, organic, and electro-deposited, plastic
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Belmont Special 92% Tin Pewter alloy is an excellent casting alloy with approximately 92% Tin (Tin base alloy). Special Pewter for figurines, models, etc. with heavy sections - better casting characteristics than lead free Britannia. Forms: - 5-6 Ingot
Belmont Product Code 7924 Nominal Composition: - 92% Sn
- 4% Pb
- 4% Sb
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