California Parmatech invented in 1973 in
the early 1980s in many European countries and Japan have invested great effort
began to study the technology, and the rapid promotion. Especially in the
mid-eighties, but get this technology to achieve rapid industrialization since
the development are increasing at an alarming rate every year. So far, the
United States, Western Europe, Japan and other countries and regions, more than
100 companies engaged in the technology of product development, research and
marketing.
Japan in the competition is very positive,
and outstanding performance, many are involved in the promotion of large-scale
Corporation MIM industry, these companies include Pacific Metals, Mitsubishi
Steel, Kawasaki Steel, Kobe Steel, Sumitomo Mining, Seiko - Epson, Datong
Special steel. Japan currently has more than forty companies specialized in the
MIM industry, the total value of its sales of industrial products, MIM has
already exceeded catching up with Europe and the United States.
So far, the world has the technology
hundred companies engaged in product development, research and sales work, MIM
technology has thus become the most active of the new cutting-edge
manufacturing technology, is the world's pioneering technology metallurgical
industry, representatives the main direction of the MIM process powder
metallurgy technology.
Metal powder injection molding technology
is a set of plastic molding technology, polymer chemistry, powder metallurgy
technology and metal materials science and other disciplines through the cross
product of injection molding using a mold can be blank and rapid manufacturing
by sintering high-density, high-precision , three-dimensional structure of a
complex shape parts, can be quickly and accurately design ideas materialized into
a certain structure, functions and features of products and direct
mass-produced parts, the manufacturing technology industry a new revolution.
The technology not only has the less
conventional powder metallurgy process steps, no cutting or less cutting and
economic advantages, but also to overcome the traditional powder metallurgy
technology products, non-uniform materials, low mechanical performance, easy
molding of thin-walled, complex structural shortcomings, particularly suitable
for mass production of small, complex and metal parts with special
requirements. Process binder → mixing → injection molding → degreasing →
→ after sintering process.
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