SF Diamond (SFD) manufactures 75mm diameter PCD cutting tool blanks in China. 

SFD has equipped with many production facilities and inspection instruments for PCD cutting tool blanks, such as SEM, ultrasonic scanning technology (C-SCAN), etc.. SFD also has capabilities of large-diameter PCD disc sintering, proven PCD surface processing, polishing and cutting technologies.

SF Diamond produces a wide selection range of PCD cutting tool blanks in disc and cut-segment for precision tooling industry. The available grain sizes are 1μm, 2μm, 5μm, 10μm, 25μm, and mixed grain sizes. PCD surface polished and non-polished are also available. Nonstandard products can be customized on request. A professional service team offers products, applications, and customized solutions to our customers, to assist customer in surface finish and tool life.

PCD (polycrystalline diamond) cutting tool blanks are primarily used for cutting and machining nonferrous metals and alloys, such as Si/Al alloys, aluminum, copper and similar metal alloys . They are also used to machining nonmetallic materials such as wood, graphite, ceramics, plastic, rubber, and so forth, where high abrasion resistance and long life are required.

SFD focuses on developing new PCD cutting tool blank grades which are suited to cutting and machining the variety of new and emerging materials in industry, and for tools targeted to meet our customers' needs