Master Alloys

Aluminum Master Alloys

with Beryllium, Boron, Boron-Titanium, Chromium, Copper, Iron, Lithium , Magnesium, Manganese, Nickel, Silicon, Titanium, Zinc

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Beryllium Copper

Featuring Beryllium Copper Alloys in a Variety of forms; 4% Beryllium Copper, Beryllium Copper Alloys: 20C, 10C, 70C, 165C, 275C and more

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Boron Copper

Featuring 2% Boron Copper for use as a deoxidizer and degasifier for copper and nickel-base alloys in a variety of forms

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Copper Master Alloys

with: Beryllium, Boron, Cadmium, Chromium, Iron, Lithium, Magnesium, Manganese, Nickel, Phosphorous, Silicon, Tellurium, Titanium, Zinc, Zirconium

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Deoxidizers and Degasifiers

Featuring 2% boron-copper and 2% lithium-copper hardeners, master alloys, deoxidizers, and degasifiers.

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Lithium Copper

Featuring 2% Lithium Copper for use as a deoxidizer and degasifier for copper and nickel-base alloys in a variety of forms

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Zirconium Copper

Zirconium, given its high melting point, is a perfect candidate to be alloyed utilizing a much more workable Copper Zirconium Master Alloy.

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Featured Products

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    30% Titanium Copper Alloy
    Placeholder
    30% Titanium Copper Alloy
    This alloy is used to introduce Titanium into Copper alloys which improves strength.
    Forms:
    • 1" x 6" x 12" Slabs
    Belmont Product Code 47024
    Nominal Composition:
    • 70% Cu
    • 30% Ti
  •  
     
    50/50 Magnesium Aluminum
    50/50 Magnesium Aluminum
    Magnesium improves the mechanical, fabrication, and welding characteristics of aluminum when used as an alloying agent.
    Forms:
    • 2"-1/4" Lumps
    Belmont Product Code 6501B
    Nominal Composition:
    • 50% Al
    • 50% Mg
  •  
     
    2.5% Beryllium Aluminum
    2.5% Beryllium Aluminum
    Addition of small amounts of Beryllium appreciably resists oxidation in both the liquid and solid states.
    Forms:
    • 4-5 oz. pcs.
    • 5 Lb. Slabs
    Belmont Product Code 1978
    Nominal Composition:
    • 94.75% Al
    • 5.25% Be
  •  
     
    50% Zirconium Copper
    50% Zirconium Copper
    Zirconium acts as a grain refiner in Copper Alloys and can improve mechanical properties.
    Forms:
    • 1" x 6" x 12" Broken Slabs
    Belmont Product Code 45046
    Nominal Composition:
    • 50% Cu
    • 50% Zr
  •  
     
    30% Zirconium Copper
    30% Zirconium Copper
    Zirconium acts as a grain refiner in Copper Alloys and can improve mechanical properties.
    Forms:
    • Broken Slabs
    Belmont Product Code 47012
    Nominal Composition:
    • 70% Cu
    • 30% Zr
  •  
     
    13% Zirconium Copper Alloy
    13% Zirconium Copper Alloy
    Zirconium acts as a grain refiner in Copper Alloys and can improve mechanical properties.
    Forms:
    • 40-50 Waffle
    Belmont Product Code 48712
    Nominal Composition:
    • 87% Cu
    • 13% Zr
  •  
     
    10% Zirconium Copper
    10% Zirconium Copper
    Zirconium acts as a grain refiner in Copper Alloys and can improve mechanical properties.
    Forms:
    • Broken Slabs
    Belmont Product Code 49011
    Nominal Composition:
    • 90% Cu
    • 10% Zr
  •  
     
    #26 Aluminum Bronze Degasifier
    #26 Aluminum Bronze Degasifier
    Compound Degasifier engineered to be effective at removing unwanted gases when used with Aluminum Bronze family of Alloys.
    Forms:
    • 40-15 Waffle
    • Broken Waffle
    Belmont Product Code 46314
    Nominal Composition:
    • Proprietary
  •  
     
    15% Phosphor Copper
    15% Phosphor Copper
    Phos Copper is the most commonly used deoxidizer. Effectively removes oxygen from molten metal with little or no reaction or dross formation.
    Forms:
    • 3 Mesh Shot
    • Approx. 15 Lb. Waffle Ingots
    Belmont Product Code 48514
    Nominal Composition:
    • 85% Cu
    • 15% P
  •  
     
    #15 Nickel Degasifier
    #15 Nickel Degasifier
    Compound Degasifier engineered to be effective at removing unwanted gases when used with Nickel Alloys.
    Forms:
    • 2" and Down
    Belmont Product Code 48515
    Nominal Composition:
    • Proprietary
  •  
     
    Virgin Grade 15% Silicon Copper
    Virgin Grade 15% Silicon Copper
    Forms:
    • 1/2" - 1/8" Lumps
    Belmont Product Code 48518
    Nominal Composition:
    • 85% Cu
    • 15% Si
  •  
     
    5% Phosphor Tin Alloy
    5% Phosphor Tin Alloy
    Phosphorus is used in tin as in tin solders to suppress dross formation keeping the metal bath cleaner.
    Forms:
    • Waffle
    Belmont Product Code 7955
    Nominal Composition:
    • 95% Sn
    • 5% P
  •  
     
    67/33 Copper Zirconium
    67/33 Copper Zirconium
    Zirconium acts as a grain refiner in Copper Alloys and can improve mechanical properties.
    Forms:
    • 1" x 6" x 12" Broken Slabs
    • 5 Gram & Down Pieces
    Belmont Product Code 46710
    Nominal Composition:
    • 67% Cu
    • 33% Zr
  •  
     
    30% Ferro Copper
    30% Ferro Copper
    A Ferro-Copper addition acts as a grain refiner for Brasses and Aluminum Bronzes. It is also known to improve mechanical properties.
    Forms:
    • 1" and Down Unpolished Shot
    Belmont Product Code 47011
    Nominal Composition:
    • 70% Cu
    • 30% Fe
  •  
     
    30% Silicon Copper
    30% Silicon Copper
    Silicon increases fluidity in brasses and copper nickel alloys. Silicon copper can become a deoxidizer if phosphorous cannot be used.
    Forms:
    • 1/2" x 14" Mesh Broken Pieces
    • Broken Slabs
    Belmont Product Code 4710
    Nominal Composition:
    • 70% Cu
    • 30% Si
  •  
     
    20% Magnesium Copper Alloy
    20% Magnesium Copper Alloy
    Magnesium is a strong deoxidizer particularly for nickel alloys. As a Copper master alloy it is effective and less reactive. If alloyed, in can improve mechanical properties.
    Forms:
    • Broken Slabs
    Belmont Product Code 4800
    Nominal Composition:
    • 80% Cu
    • 20% Mg
  •  
     
    Virgin Grade 10% Silicon Copper
    Virgin Grade 10% Silicon Copper
    Silicon increases fluidity in brasses and copper nickel alloys. Silicon copper can become a deoxidizer if phosphorous cannot be used.
    Forms:
    • 1/2" - 1/" Lumps
    • Slabs
    Belmont Product Code 49015
    Nominal Composition:
    • 90% Cu
    • 10% Si
  •  
     
    10% Chrome Copper
    10% Chrome Copper
    Chrome is an addition generally made in Copper Alloys for corrosion resistance and electrical conductivity.
    Forms:
    • 2-10 Ingot
    Belmont Product Code 4906
    Nominal Composition:
    • 90% Cu
    • 10% Cr
  •  
     
    10% Cobalt Copper
    10% Cobalt Copper
    Cobalt is mostly added for improved corrosion resistance characteristics.
    Forms:
    • 2-14 Mesh Shot
    Belmont Product Code 4907
    Nominal Composition:
    • 90% Cu
    • 10% Co
  •  
     
    2% Lithium Copper
    2% Lithium Copper
    Lithium has the advantage of being able to combine with both oxygen and hydrogen. Used on its own, Lithium will be more of a deoxidizer. Used in a “duplex treatment”, deoxidizing first, then Lithium can be considered a degasifier now available to be a scavenger for hydrogen and other unwanted gasses.
    Forms:
    • 1 Lb. Pcs. 1" X 1" x 4"
    • 3-4 Oz. Polished Pieces
    • 1" x 6" x 12" Slabs
    Belmont Product Code 4981
    Nominal Composition:
    • 98% Cu
    • 2% Li
  •  
     
    Virgin Grade 50/50 Copper Nickel
    Virgin Grade 50/50 Copper Nickel
    Nickel is known to improve corrosion resistance particularly in sea water. This makes it a good choice to improve the properties of marine alloys.
    Forms:
    • 2-14 Mesh Polished Shot
    Belmont Product Code 45027
    Nominal Composition:
    • 50% Cu
    • 50% Ni
  •  
     
    Chrome Copper UNS C81500
    Chrome Copper UNS C81500
    A Copper (Cu) Alloy containing Chromium (Cr) used for their high strength and corrosion resistance. It offers high conductivity, good ductivity and strength. Serves as a master alloy to add chrome to various copper alloys.
    Forms:
    • 2-20 Ingot
    Belmont Product Code 4989
    Nominal Composition:
    • 98.7% Cu
    • 1.3% Cr
    Technical Info:
    • CDA #: 81500
    • Melting Point (Liquidus): 1985 F, 1085 C
    • Melting Point (Solidus): 1967 F, 1075 C
    • Density: .319 lb./cu. in. @ 68 F
    • Specific Gravity: 8.82
    • Thermal Conductivity: 182 Btu./sq. ft./ft./hr/F @ 68 F
    • Tensile Strength-ksi: 51
  •  
     
    Belmont Special 2% Boron Copper
    Belmont Special 2% Boron Copper
    Master Alloy used in the production of Copper Alloys for a wide variety of industries. The introduction of Boron to Copper Alloys helps eliminate gas and porosity without the loss of conductivity.
    Forms:
    • 1/2" and Down Polished Shot
    Belmont Product Code 49817
    Nominal Composition:
    • 98% Cu
    • 2% B
  •  
     
    2% Boron Copper
    2% Boron Copper
    Can be considered either a deoxidizer or grain refiner. Generally, for pure copper its role would be deoxidizing but in brasses it’s more of a grain refiner.
    Forms:
    • 3/4" & Down Polished Shot
    • 3/4" & Down Unpolished Shot
    • 40-15 Waffle
    • 4-5 Oz Pcs.
    Belmont Product Code 4987
    Nominal Composition:
    • 98% Cu
    • 2% B
  •  
     
    Beryllium Copper 20C UNS C82500
    Beryllium Copper 20C UNS C82500
    This alloy offers high strength, hardness, wear resistance with excellent fluidity. This alloy is ideal for investment, sand or ceramic casting and provides excellent replication of intricate detail.
    Forms:
    • 2-5 Ingot
    • 2" Cut Bars
    • 1" Cut Bar
    • 1/2" Polished Cubes
    • 1/2" x 14 Mesh Shot
    Belmont Product Code 4977
    Nominal Composition:
    • 97.2% Cu, 2.05% Be, 0.5% Co, 0.25% Si
  •  
     
    Beryllium Copper 10C
    Beryllium Copper 10C
    This alloy exhibits good strength, coupled with excellent corrosion resistance and material toughness properties. This comparatively lower percentage Beryllium alloy provides thermal conductivity properties that are far superior to most Aluminum, Magnesium & Steel alloys.
    Forms:
    • 2" Cut Bars
    • 2-20 Ingot
    • 2-5 Ingot
    Belmont Product Code 4972
    Nominal Composition:
    • 96.8% Cu
    • 0.65% Be
    • 2.55% Co
  •  
     
    Beryllium Copper 70C
    Beryllium Copper 70C
    With the highest Copper content of all BeCu alloys this alloy offers superior strength and hardness along with superior thermal conductivity. It is recommended for Investment, continuous and centrifugal casting methods.
    Forms:
    • 2-5 Ingot
    Belmont Product Code 4992
    Nominal Composition:
    • 99.12% Cu
    • 0.08% Be
    • 0.8% Cr
  •  
     
    Beryllium Copper 165C
    Beryllium Copper 165C
    This Beryllium Copper alloy provides good resistance to corrosion along with high strength and hardness. It is very suitable for salt water immersion applications and also offer excellent replication of intricate detail.
    Forms:
    • 2" Cut Bars
    • 2-5 Ingot
    Belmont Product Code 4986
    Nominal Composition:
    • 98% Cu
    • 1.7% Be
    • 0.3% Co
  •  
     
    Beryllium Copper 275C UNS C82800
    Beryllium Copper 275C UNS C82800
    This material offers the highest strength and hardness of all the BeCu alloys with excellent wear resistance and fluidity. Also offers extremely fine detail pick-up in ceramic or pressure cast processes. This also has the lowest pouring temperature of the BeCu alloys allowing almost any type of molding process to be used.
    Forms:
    • 1/2" and Down Polished Shot
    • 1/2" X 14 Mesh Unpolished Shot
    • 2-5 Ingot
    Belmont Product Code 4971
    Nominal Composition:
    • 96.43% Cu
    • 2.7% Be
    • 0.5% Co
    • 0.3% Si
    • 0.07% Ti
  •  
     
    4% Beryllium Copper
    4% Beryllium Copper
    A Beryllium containing copper base master alloy which is used to introduce Beryllium into new melts or to replace Beryllium lost through oxidation in remelts.
    Forms:
    • Approx. 1" Pcs.
    • 1/2" and Down Shot
    • Slabs
    Belmont Product Code 4962
    Nominal Composition:
    • 96% Cu
    • 4% Be
  •  
     
    5% Lithium Aluminum
    5% Lithium Aluminum
    Lithium added to Alloys containing Magnesium help prevent dross formation.
    Forms:
    • 1" x 6" X 12" Slabs
    • 2-2 Ingot
    Belmont Product Code 19515
    Nominal Composition:
    • 95% Al
    • 5% Li
  •  
     
    60% Manganese Aluminum
    60% Manganese Aluminum
    Manganese added to Aluminum increases strength and hardness. It's beneficial in regards to corrosion resistance. Manganese is a grain  refiner foir Aluminum. When Manganese is balanced with Iron it can change Iron rich needles to plates increasing ductility.
    Forms:
    • 5" x 1/2" Broken Slab
    Belmont Product Code 1402
    Nominal Composition:
    • 40% Al
    • 60% Mn
  •  
     
    6% Titanium Aluminum
    6% Titanium Aluminum
    Titanium is a grain refiner for Aluminum and improves mechanical properties.
    Forms:
    • 1" x 1" x 3" Sheared Pieces
    Belmont Product Code 19512
    Nominal Composition:
    • 94% Al
    • 6% Ti
  •  
     
    50/50 Silicon Aluminum
    50/50 Silicon Aluminum
    Silicon ranks second to Copper in the importance in Aluminum Casting Alloys. Silicon reduces the melting temperature without causing brittleness, increases fluidity, and reduces hot tearing. This improves overall casting characteristics allowing for thinner and more intricate castings to be made. Silicon additions can reduce the amount casting shrinkage and in general Aluminum-Silicon Alloys have been resistance to corrosion.
    Forms:
    • 16-17 Waffle
    • 30-60 Mesh Granular
    Belmont Product Code 1503
    Nominal Composition:
    • 50% Al
    • 50% Si
  •  
     
    30% Ferro Aluminum
    30% Ferro Aluminum
    The presence of Iron in Aluminum aides in the decrease of hot tears, improves tensile, yield, and hardness and preserves strength at elevated temperature.
    Forms:
    • 16-20 Waffle
    Belmont Product Code 1702
    Nominal Composition:
    • 70 Al
    • 30 Fe
  •  
     
    10% Ferro Aluminum
    10% Ferro Aluminum
    The presence of Iron in Aluminum aides in the decrease of hot tears, improves tensile, yield, and hardness and preserves strength at elevated temperature.
    Forms:
    • 16-20 Waffle
    Belmont Product Code 19013
    Nominal Composition:
    • 90% Al
    • 10% Fe
  •  
     
    20% Chrome Aluminum
    20% Chrome Aluminum
    Chromium will improve strength without adversely affecting ductility.
    Forms:
    • 1" x 6" x 12" Slabs
    Belmont Product Code 18012
    Nominal Composition:
    • 80% Al
    • 20% Cr
  •  
     
    20% Nickel Aluminum
    20% Nickel Aluminum
    Nickel adds hardness and strength. It improves machinability and helps retain high strength at elevated temperatures.
    Forms:
    • 1" x 6" x 12" Slabs
    Belmont Product Code 1803
    Nominal Composition:
    • 80% Al
    • 20% Ni
  •  
     
    5% Beryllium Aluminum
    5% Beryllium Aluminum
    Addition of small amounts of Beryllium appreciably resists oxidation in both the liquid and solid states.
    Forms:
    • 4-5 oz. pcs.
    • 5 Lb. Slabs
    Belmont Product Code 19516
    Nominal Composition:
    • 94.75% Al
    • 5.25% Be