WAC 296-807-18080   Use blotters when required.  

     You must:

     • Use a blotter between each flange and the abrasive wheel surface to uniformly distribute flange pressure.

     • Make sure the blotter covers the entire flange contact area.

     • Use a new blotter each time a wheel is mounted unless the wheel has a blotter already attached to it by the manufacturer.

     • Make sure scuffed or damaged blotters are not used.

     Exemption:

     You do not need to use a blotter with:

     • Mounted wheels

     • Abrasive disc and Type 2 wheels which are mounted by inserted nuts, inserted washers, or projecting studs

     • Plate mounted wheels

     • Wheels mounted in chucks (such as cylinders and segmental wheels)

     • Types 27, 28 and 29 wheels

     • Type 1 and Type 27A cutting-off wheels

     • Internal wheels less than two inches in diameter

     • Diamond and cubic boron nitride wheels with metal or carbon fiber cores.



[Statutory Authority: RCW 49.17.010, [49.17].040,[49.17].050 , and [49.17].060. 03-09-009, § 296-807-18080, filed 4/4/03, effective 8/1/03.]