Alchemy Custom Lead Castings and Extrusions
Custom Lead Casting and Extrusions - Ounces to Tons
Worldwide Shipping - Free Quotes - Minimum Order = $150
If it is Lead - We Stock It, Make It, or Can Find It.

Pewter Alloys:


 
  • Any size or shape of pewter alloy product is available.
  • We can provide quantities all the way from large orders for production purposes, to small orders for the hobbyist or artist.
  • The low temperature melting point is perfect for various wooden molds or spin-casting purposes.
  • Our lead-free pewter and leaded pewter are commonly used for lapel pins, belt buckles, plaques, ornaments, costume jewelry, medals, medallions etc.

Alloys and Industry Equivalents

 
Alloy Name Part # Industry Equivalents
AIM AsarcoLo Cerro Indalloy Ostalloy
   Lead Rich Alloys
    LOW 158 BIPB27SN13CD10 70 158 CerroBEND 158 158
   Lead-Free Alloys
    LOW 281 BISN42 138 281 CerroTRU 281 281
    LOW 281-338 BISN40 138/170   CerroCAST   281338
 

Alloys and Their Uses

 
LOW 158
Typical End Use Melt Temp:  158°F (70°C)
Bismuth  50%
Lead 26.7%
Tin 13.3%
Cadmium 10%
  •  Anchor bushings in drill jigs
  •  Internal or external support of delicate parts for machining
  •  Cores for spinning
  •  Fusible mandrels in filament winding.
  •  Fiberglas lamination
  •  Drop hammer and embossing dies
  •  Tube bending filler (up to 1-3/4" diameter)
  •  Heat transfer medium in processing plastics, chemicals, etc. (up to 255°F)
  •  Shielding Blocks for Nuclear Medicine
INDUSTRY EQUIVALENTS: AIM 70, AsarcoLo 158, CerroBEND, Indalloy 158, Ostalloy 158
LOW 281
Typical End Use Melt Temp:  281°F (138°C)
Bismuth 58%
Tin 42%
  • Anchor shafts in permanent magnet rotors, locator members in aircraft assembly fixtures, metal parts in glass, magnets in fixtures
  • Make nests for parts in jigs and dial feed stations
  • Cores for electroforming
  • Embossing dies, form blocks
  • Joggle jaws
  • Lost wax pattern dies
  • Duplicate foundry patterns
  • Tracer models in profiling
  • Moulds for plastics, sheet plastics, plastic teeth, prostethetic development
  • Potting electronic components
  • Laps for rifle barrels.
INDUSTRY EQUIVALENTS: AIM 138, AsarcoLo 281, CerroTRU, Indalloy 281, Ostalloy 281
LOW 281-338
Typical End Use Melt Temp:  281-338°F (138-170°C)
Bismuth 60%
Tin 40%
  • Parallels LOW 281 in its end uses
  • Electroforming mandrels, lost wax pattern dies due to greater dimensional accuracy
  • Holding jet turbine engine blades for machining.
INDUSTRY EQUIVALENTS:  AIM 138/170, CerroCAST, Ostalloy 281338


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NCage # L7707
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