Porous rods of poly(tetrafluoroethylene) (PTFE) were fabricated by molding PTFE powder and fumaric acid (FA) at room temperature and sintering at 400 °C. The ...

This article looks at how Dynamic Image Analysis (DIA) and Laser Diffraction (LD) technologies may be used to characterize the size and shape of common metal powders and metal alloys, utilizing the ...

Additive manufacturing, or 3D printing, is widely recognised as a new industrial revolution 1 in the manufacture of components and products. There are, however, some issues that are not due to the ...

An array of powder-metal parts. Powder metallurgy was practiced long before ancient artisans learned to melt and cast iron. Egyptians made iron tools using PM techniques back in 3,000 B.C. The ancient ...

Most porous-metal bearings consist of either bronze or iron which has interconnecting pores. These voids take up to 10 to 35% of the total volume. In operation, lubricating oil is stored in these ...