Pore collapse in powder metal mixtures during shock compression

2009 ◽  
Vol 105 (8) ◽  
pp. 083544 ◽  
Author(s):  
D. J. Reding
1984 ◽  
Vol 56 (5) ◽  
pp. 1440-1454 ◽  
Author(s):  
J. Kleiman ◽  
R. B. Heimann ◽  
D. Hawken ◽  
N. M. Salansky

2020 ◽  
Author(s):  
Matthew D. Nelms ◽  
Matthew P. Kroonblawd ◽  
Ryan A. Austin

2011 ◽  
Vol 3 (1) ◽  
pp. 152-160
Author(s):  
A. Souf A. Souf ◽  
◽  
K. Talea K. Talea ◽  
A. Bakali A. Bakali ◽  
M. Talea M. Talea ◽  
...  

2013 ◽  
Vol 12 (3) ◽  
Author(s):  
Syamsul Rizal ◽  
Amin Suhandi

There are many attempts to support the development of industry in Indonesia, especially on automotive sector, one of them is by replacing import components with local component products. Bushing is one of imported component that widely used on automotive application including motor strater. Bushing usually made of  copper alloy such as brass, bronz or babbit in a solid form by casting or extrusion process. In this research powder metal technology is used to process Cu-Al powder to become slide bearing of motor starter. It is expected that powder metal process not only increasing local content in automotive parts but also providing better quality by increasing life time of bushing compared to ordinary one. Cu-Al metal powder was compacted at various pressure, i.e: 250 MPa, 350 MPa and 450 MPa, and then all specimens were sintered at different temperatures : 4000C, 5000C dan 6000C for 1 hour.  After sintering specimens were air cooled to room temperature. After physical and mechanical test it can be deduced that bushing made by powder metallurgy method could increase its mechanical properties and as aresult improve its life time operation.  


Alloy Digest ◽  
1995 ◽  
Vol 44 (12) ◽  

Abstract COLMONOY No. 83 PTA is a nickel-base hard surfacing alloy containing tungsten carbide. The application method is plasma transferred arc and the application is designed to protect extrusion screws. This datasheet provides information on composition, physical properties, microstructure, hardness, tensile properties, and compressive strength. It also includes information on wear resistance as well as machining and powder metal forms. Filing Code: Ni-493. Producer or source: Wall Colmonoy Corporation.


Alloy Digest ◽  
1976 ◽  
Vol 25 (10) ◽  

Abstract WALLEX No. 40 is a self-fluxing, cobalt-base hard-surfacing alloy with excellent resistance to a combination of corrosion and abrasion and relatively good impact properties. It has excellent red hardness and weldability. It is supplied only as atomized powder for application with Wall Colmonoy's SPRAYWELD and FUSEWELD processes. This datasheet provides information on composition, physical properties, hardness, elasticity, and compressive strength as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and powder metal forms. Filing Code: Co-74. Producer or source: Wall Colmonoy Corporation.


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