Specifications

-  abrasive material: Aluminium Oxide (A)

-  ceramic bond

-  wheel density: medium

-  wheel hardness: medium

Advantages

-  owing to a combination of the abrasive material, type of bonding, wheel density and hardness these grinding wheels are the general purpose items for a vast variety of applications (carbon and high-speed steels and alloys, wrought iron, cast iron, bronze, etc.)
Read the rest of “General-Purpose Grinding Wheels And Wheels For Hard Materials”