proceed as follows when sanding walls: • Affix a STF D225/8 P100 Granat or Granat Net P100 sanding disc to the sanding pad of the PLANEX LHS 225. In the case of minor burrs or if coating directly with pigmented coating materials finer abrasive grits (P 120 2011 11:32. You can wet or dry sand the plaster using 220 grit + and a soft backed buffing pad. Use a 7" polishing tool with a low speed. Just take your time. There is no other way to remove heavy scale.... acid only gets the top surface. Acid wash after.Plaster Sanding Machine Stanley Nuair Boerte Gench. The plaster sanding machine which is used to flatten and smoothen out rough surfaces provides time saving and ease. With the plaster sanding machine
