What material is diamond wheel?

Diamond wheels are typically made with a metal or resin bond, which holds the diamond abrasive particles in place. The bond material forms the matrix or structure of the wheel and provides support and stability during grinding or cutting operations.

Metal Bond:

Diamond wheels with a metal bond are made by mixing diamonds with metal powders and sintering them at high temperatures. Common metals used for the bond include bronze, copper, and cobalt. Metal bond wheels are known for their high strength and durability, making them suitable for heavy-duty applications and high-speed grinding operations. They are commonly used for grinding hard materials such as carbide, ceramics, and glass.

Resin Bond:

Resin bond diamond wheels are made by mixing diamonds with a resin or polymer material and then curing them under heat and pressure. The resin bond provides a flexible and porous structure that holds the diamonds securely. Resin bond wheels are known for their excellent cutting ability and surface finish. They are often used for precision grinding and polishing applications on materials such as stones, composites, and optical components.

Vitrified Bond:

Vitrified bond diamond wheels are made by mixing diamonds with a ceramic-based bond and then heating them to high temperatures until the bond is vitrified or fused. Vitrified bond wheels offer high strength, thermal stability, and excellent cutting ability. They are commonly used for grinding applications that require precise control of tolerances and surface finish, such as in the automotive, aerospace, and tool manufacturing industries.

The choice of bond material depends on factors such as the material being ground or cut, the desired surface finish, and the specific requirements of the application. Each bond type offers different characteristics in terms of hardness, wear resistance, heat resistance, and grinding performance. Selecting the appropriate bond type ensures optimal performance and longevity of the diamond wheel.