Machinable powder metallurgical parts and method

Details Machinable powder metallurgical parts and method Machinable powder metallurgical parts and method

1991-03-28

1992-06-02

Lechert, Jr., Stephen J.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75252, 419 10, 419 11, 419 12, 419 28, 419 32, 419 38, G22C 2900

Patent

active

051183412

ABSTRACT:
The invention provides a sinterable brass powder blend, comprising about 90% to about 99% by weight of brass powder, about 0.2% to about 6.0% by weight manganese sulfide, and 0% to about 5.0% by weight of lubricants, binders, graphite, sintering enhancing additives and mixtures thereof.
The invention also provides methods for making lead-free but machinable sintered brass powder metal parts.

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