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For domestic polycrystalline diamond for diamond micro powder, with cobalt or silicon as a catalyst, under high temperature and high pressure synthesis of diamond. Relatively, two methods of technology made of diamond, China imported cobalt-based polycrystalline diamond closer to the characteristics of polycrystalline diamond, and Silicon, polycrystalline diamond, in addition to lower prices, its weak characteristics and product hidden qualitative and import polycrystalline diamond and domestic cobalt-based polycrystalline Diamond has a larger gap. Mould size range: 0.10 ㎜ ~ 8.00 ㎜
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