Grinding Wheels by Size

 

Precision grinding wheels are essential tools in various industries where exact material removal and fine surface finishes are required. The selection of a grinding wheel depends on several factors, including the diameter, width, and hole size, which must be compatible with the grinding machine used. The diameter of the wheel determines the periphery that comes into contact with the material, while the width (or thickness) dictates the surface area that can remove material in a single pass. The hole size, or arbor size, is critical as it must fit the machine spindle precisely to ensure safety and performance. 

When choosing a grinding wheel, one must also consider the grit size, which affects the finish of the workpiece. Coarse grits are used for rapid material removal, medium grits balance removal rate and finish, and fine grits are chosen for a high-quality finish. The type of abrasive material—such as diamond, CBN, silicon carbide, or aluminum oxide—also plays a significant role, depending on the hardness and tensile strength of the material being worked on. 

For instance, diamond wheels are preferred for grinding hard, brittle materials like ceramics and carbide, while CBN wheels are better suited for ferrous materials like high-speed steel (HSS) and tool steels. Understanding these specifications and selecting the right grinding wheel can lead to more efficient operations and superior end products. For further guidance on grit sizes and their impact on surface finishes, one might refer to comprehensive guides that delve into the relationship between grit types, surface finish requirements, and application-based selection.


At Abtec we can manufacture almost any size grinding wheel, in various abrasive, grit sizes and bonds.  At competitive prices and fast lead times. Email us or call Michelle in Sales free on 0800 027 1928 or +44 (0) 1945 585500.


Click here to view or download techniques for dressing grinding wheels.