Due to its unique advantages (porous structure), powder metallurgy is widely used in many industries. At the same time, the difficulty in powder metallurgy processing lies in the porous structure. Due to the presence of porous pores, their...

As we all know, powder metallurgy is a type technology that make the component near to the final shape, widely used in automotive, Agricultural machinery industry. Even though Powder Metallurgy component has small allowance, it is also diffi...

Powder metallurgy(also called PM) is a kind of material that can save materials, energy, and suit for mass production with less cutting, high-efficiency metal forming process , and has been widely used in automobiles, motorcycles, agricultu...

Part 1 CBN Mateirals Cubic Boron Nitride, is called for short CBN. CBN is one type superhard materials which hardness is only second to diamond. It not only has many diamonds excellent characteristics, but also has higher chemial stability....

Grey cast iron is one type mateials that is widely used in most fields. Even though it is not difficult to machine, but the castings surface usually has hard pot, stomach,sand and other defects, which will accelerate the tool wear or make th...