B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
B24D 3/30 (2006.01) B23D 61/18 (2006.01) B24D 5/12 (2006.01) B28D 1/12 (2006.01)
Patent
CA 2090964
An abrasive tool such as a grinding wheel or a saw is characterised by the working portion comprising a mass of ultra-hard abrasive particles dispersed in a non-porous thermoplastic polymer matrix. Examples of suitable thermoplastic polymers are polyethereketone, polyaryletherketone, poly(amide-imide), polyphenylene sulphide, liquid crystal polymer and mixtures thereof.
Un outil abrasif, tel une meule ou une scie, est caractérisé par le fait que la partie d'usinage comprend une masse de particules abarasives ultra dures dispersées dans une matrice polymère thermoplastique non-poreuse. Des exemples de polymères thermoplastiques appropriés sont du polyétheréthercétone, du polyaryléthercétone, du poly(amide-imide), du sulfure de polyphénylène, du polymère de cristal liquide et des mélanges de ceux-ci.
de Beers Industrial Diamond Division (pty) Ltd.
Gowling Lafleur Henderson Llp
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