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Lead-free frangible bullets and process for making same

  • US 6,536,352 B1
  • Filed: 05/10/2000
  • Issued: 03/25/2003
  • Est. Priority Date: 07/11/1996
  • Status: Expired due to Fees
First Claim
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1. A frangible bullet or projectile manufactured by admixing a lead-free matrix metal powder having a higher melting point with a lead-free metal powder having a melting point substantially lower than the higher melting point of the matrix metal powder, forming a pressed compact of said admixture of powders, and heating said pressed compact under conditions and temperatures effective such that the powder having a lower melting point reaches a molten state and wets said matrix metal powder having a higher melting point and bonds the powders, wherein the binder metal powder having a lower melting point is tin and the matrix powder having a higher melting point is copper.

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