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5) The manufacture of diamond wire beads by free sintering technology
1) Foreword 1.1) Bead for cutting marble or calcareous materials Sizing of the bead - The outer diameter, the lenght of the diamond- impregnated crown. 1.2) Choice of bond for free sintering - General considerations, bond for cutting marble, the cold mould, final note.
1.3) Choice of diamond type, granulometry and concentration - Diamond types, diamond granulometry, the a ratio, number of tips on the cutting surface, osculation probability, notes.
1.4) Bead preforming (cold pressing) - Powder mixing, cold forming pressures.
1.5) Sintering and brazing - Free sintering practical procedure, sintering cycle, brazing.
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