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How to make a diamond segment? cold pressing and sintering

How to make a diamond segment? cold pressing and sinteringУ вашего броузера проблема в совместимости с HTML5
How to make diaomnd segments? 1. mix the powders. 2. cold pressed. 3. fill it in mould. 4. sintered. 5. mould removal. 6. deburring and inspection.
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