Sand Blasting Abrasive Cast Steel Shot
1.Steel shot application
1) Blasting cleaning of cast steel shot: used for blasting cleaning of casting, die-casting, forging, sand removal of casting, steel plate, H type steel, steel structure.
2) Rust removal of cast steel shot: rust removal of casting, forging, steel plate. H type steel, steel structure, descaling of forging.
3)Shot peening of cast steel shot: shot peening of gear, healt treatment.
4) shot peening of steel shot: shot blasting of profile steel, ship board, steel board, steel material.
5)Pre-treatment of cast steel shot: pre-treatment of surface, steel broad, profile steel, steel structure before-painting.
2.Steel Shot process
Raw material—
Intermediate Frequency Smelting Furnace
Centrifugal Pill
Primary screening
Slecting Type
Quenching
Tempering
Second Screening
SAE-S (STEEL SHOT)
3.Steel shot Chemical Composition, Average Hardness, Deviation range for hardness, Microstructure, Density
name |
Steel cut wire |
|
|
Chemical composition
|
C |
0.7~1.20 |
Mn |
0.35~1.20 |
|
Si |
0.4~1.2 |
|
S |
≤0.05 |
|
P |
≤0.05 |
|
Average hardness |
41~45HRC |
|
Hardness deviation |
Maximum error range is±3.0HRC or±40HV |
|
Metallographic organization |
Uniform tempering martensite or troostite+dispersed carbide |
|
|
Minimum density (Alcohol replacement method determined) |
>=7.4g/cm3 |
|
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