The Flap Wheels are divided into two groups: core or rod, with one type or the other being used depending on the goals.
There are many dimensions of Flap Wheels, with standard sizes (Ø x width in mm) ranging from 22×10 to 100×50 in this case.
SiC (Silicon Carbide) is the hardest and sharpest of the minerals used in abrasives. Thanks to its hardness and very sharp shape, this abrasive is ideal for multiple applications that do not require great pressure when cutting. Its grains are friable and, when broken, they continually expose new cutting edges that allow rapid removal of the material. It is more aggressive than Alox but wears out more quickly.
The indicated grits are the most common for the operations in question, but do not exhaust the available alternatives. We will be happy to help you find the best solution for your case.