PM parts in the proportion of the number can be seen in the position
of the rapid development of powder metallurgy gear in the powder metallurgy
industry.
The most prominent advantages of powder metallurgy are two:
(1) can be manufactured using other processes currently unable to
manufacture or difficult to manufacture materials and products, such as porous,
sweating, shock absorption, insulation and other materials and products,
tungsten, molybdenum, titanium and other refractory
Metal materials and products, metal - plastic, double metal and
other composite materials and products.
(2) can directly produce desirable or close to finished size
requirements of products, thereby reducing or eliminating machining, the
material utilization can be up to 95%, it can in some articles of iron and
copper, so that the "provincial timber saving. "
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