by Johnathan Berry | Apr 10, 2020 | Abrasives
What do the letters A-60-SBF mean? A= Aluminum Oxide C= Silicon Carbide Z= Zirconia Alumina The Middle Number is Grit Size 16- 100 The next letter is Hardness grade: N,O,P Soft Q.R.S Medium T,U,V Hard The last two letters are the Bond: B= Resin BF = Resin with...
by Johnathan Berry | Apr 9, 2020 | Abrasives
Abrasive Grit Size Abrasive grit size is determined by dropping the grit through a 1 inch by 1 inch screen with the same number of holes that match the grit, so 24 holes equals 24 grit. If the grit gets stopped in that screen then it is 24 grit. Some of the finer...
