Wheel structure Number given Percentage Volume of Bond material in wheel evaluator uses Structure Number of Wheel = (Percentage Volume of Bond Material in Grinding+8-(1.33*Wheel Hardness Number of Grinding))/2.2 to evaluate the Structure Number of Wheel, The Wheel structure Number given Percentage Volume of Bond material in wheel denotes the spacing of the abrasive grains in the wheel. The lower the structure number, the denser the wheel. Structure Number of Wheel is denoted by SN symbol.
How to evaluate Wheel structure Number given Percentage Volume of Bond material in wheel using this online evaluator? To use this online evaluator for Wheel structure Number given Percentage Volume of Bond material in wheel, enter Percentage Volume of Bond Material in Grinding (Vb) & Wheel Hardness Number of Grinding (Hn) and hit the calculate button.