Grinding Wheel for Stone / Masonry

Grinding wheels for Stone (http://g603.net) or masonry, tested in German EN12413 stand (http://maplered.com) ard and (http://maplered.com) fit RoHS and (http://maplered.com) PAHs.Features: 1) Dimensions: a) 4" x 1/4" x 5/8" (100 x 6 x 16mm) b) 4-1/2" x 1/4" x 7/8" (115 x 6 x 22.2mm) c) 5" x 1/4" x 7/8" (125 x 6 x 22.2mm) d) 9" x 1/4" x 7/8" (230 x 6 x 22.2mm)2) Product specification: C24RBF the meaning of C24RBF 80m/s a) C24: oxidation silicon Material (http://g654.org) s grit 24 b) R: harness grade c) B: combined Material (http://g654.org) "resin" d) F: fiber glass reinforced e) 80m/s: rpm, means meter per second, rotary speed 3) Characteristics and (http://maplered.com) applications of discs: a) Applications: general purpose disc for Stone (http://g603.net) working b) Nets in bottom side of the disc c) Characteristics: stand (http://maplered.com) ard quality, made of normal grade corundum, medium hard bond, flat type black color, high speed4) Operation description: a) We must operate the discs correctly, or they will make dangerous to us; the discs should be mounted with the flanges very tightly; the workers should operate the discs with safeguard b) The discs are for metal or Stone (http://g603.net) applications, and (http://maplered.com) we should use them for right applications c) To use suitable hand (http://maplered.com) tools for operation of different sizes discs, with different ampere currents