Roller sells balls made of different materials depending on the intended application:
Chrome steel DIN 100 Cr6 – AISI 52100 through hardened: HRC 63+-3.
Carbon steel thorough hardened: HRC+-3.
Stainless steel AISI 420-430-440-304-316.
Steel C10 case hardened, zinc-plated, tropicalized or nickel plated.
Similarly, our balls adapt to different precision grades, depending on customer needs: ISO 3290/ABFMA Grade 40-100-200-500-1000; DIN 5401 – 78 Class III, IV, V, VI; DIN 5401 Grade 40-100-200-500-1000.