cast steel shot has a unique bainite microstructure. It's lower carbon and higher manganese chemical composition results in a product that has longer life.
Type: s780(2.5mm), s660(2.0mm), s550(1.7mm),s460(1.4mm),
s390(1.2mm)s330(1.0mm), s280(0.8mm), s230(0.6mm),
s170(0.4mm), s110(0.3mm) , s70
Standard: GB/T18838.3-2008 steel shot and steel grit
SFSA20-66 cast steel abrasive
SAE J827 cast steel shot
YB/T 5149-1993 cast steel shot
ISO11124-3 High carbon cast steel shot and grit
Hardness: 40-50 HRC (The hardness of steel shot can be ajusted
according to the client's requirements.)
Microstructrue: Homogeneous tempered Martensite or toostite
External Form: Round or similar round. The rate of deformity < 10%