Operative Standards:
In accordance with standards of GB/T18838.3-2008 Steel Shot and Steel Grit,SFSA20-66Cast Steel Abrasive, SAE J827 Cast Steel Shot, SAE J1993High Carbon Steel Grit, YB/T5149-1993 Cast Steel Shot, YB/T5150-1993Cast Steel Grit,ISO11124-3High Carbon Cast Steel Shot and Grit.
The Major Technological Index:
Products Cast Steel Shot
1.Production specification: S70 S110 S170 S230 S280 S330 S390 S460 S550 S660 S780 S930
2.Chemical Composition: C:0.70~1.20% Mn:0.35~1.20% Si:>=0.40% S:<=0.05% P:<=0.05%
3.Hardness:Normal :40~50HRC Special:52~56HRC Special:56~60HRC
4.Hardness Deviation Max Deviation(-0.3~0.3)HRC
5.Durability 2000~2800 Times
6.Microstructure Tempered Martensite or Sorbite
7.Density 7.4g/cm3
8.Bulk Density 4.4g/ cm3
