Diamond abrasive saw blade and method of dry sawing concrete

Details Diamond abrasive saw blade and method of dry sawing concrete Diamond abrasive saw blade and method of dry sawing concrete

1990-09-20

1992-05-26

Rachuba, M.

Stone working

Sawing

Rotary

51209R, 512064, B28D 104

Patent

active

051157969

ABSTRACT:
A diamond abrasive saw blade for the dry sawing or cutting of concrete, masonry or the like is disclosed. The saw blade comprises a flat, circular plate having a central mounting hole and having a diamond abrasive matrix rim on the outer periphery of the plate. The plate has a plurality of apertures therethrough spaced around the plate between the mounting hole and the diamond abrasive rim. A coating is applied to at least one face of the plate with this coating substantially filling the apertures for aiding in the securing of the coating to the plate. This coating includes abrasive particles with the thickness of the abrasive particles, the coating, and the plate being less than or equal to the thickness of the diamond abrasive matrix rim.
A method of abrasively dry cutting or sawing of masonry or concrete utilizing such a saw blade is also disclosed.

REFERENCES:
patent: 2877105 (1959-03-01), Smith
patent: 3205624 (1965-09-01), Weiss
patent: 3469016 (1969-09-01), Shelton
patent: 3656468 (1972-04-01), Welden
patent: 3990338 (1976-11-01), Wikner et al.
patent: 4718398 (1988-01-01), Hallez

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