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About Us
You have come to the source of world's best diamond metallurgical technology.
As part of the Huanghe Whirlwind family we represent a company that 'makes it all' in terms of the production of synthetic diamond, PCD, and diamond tool production, all encompassed in one source.
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Founded in 1979 as a partnership of the Huanghe Group, A. L. M.T Osaka Diamond(Japan), Research Institute for Abrasives and Grinding and 27 subsidiary companies. Huanghe Whirlwind is the world’s largest manufacturer of synthetic diamond, PCD, and diamond tools.

The Whirlwind facility covers 26,910,000 sq/ft of manufacturing space with 500 acres of plant under-roof and employs more than 7000 people. Net sales in 2014 amounted to USD 268 million.
Why Choose Us?
Our engineering capabilities enable us to offer you a great experience in reliability, consistency and quality with our world-class synthetic diamond, PCD and diamond tools.

One of whirlwind’s subsidiaries is a national research and development center, which holds the rights to hundreds of intellectual properties. We match the right diamond that we produce, to the right application.

We employ the metal powders that we manufacture, to insure excellent results.
What Does This Mean to You?
Great metallurgical engineering experience with a single source manufacturer
A better understanding of cutting technology
Matching the right diamond to the right application
A greater variety of products from one company and having a manufacturing supplier that ”Makes It All”
There’s a fresh breeze blowing in the diamond tool industry and it is Huanghe Whirlwind, changing the way the world gets their diamond products.
Welcome to the source,We Make It All!
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