Steel Grit

Mesh mm Specifications of Cast Steel Grit (mm)
SG-2.5 SG-2.0 SG-1.7 SG-1.4 SG-1.2 SG-1.0 SG-0.7 SG-0.4 SG-0.3 SG-0.2
7 2.80 all pass                  
8 2.36   all pass                
10 2.00 80% min   all pass              
12 1.70 90% min 80% min   all pass            
14 1.40   90% min 80% min   all pass          
16 1.18     90% min 75% min   all pass        
18 1.00       85% min 75% min   all pass      
20 0.850                    
25 0.710         85% min 70% min   all pass    
30 0.600                    
35 0.500                    
40 0.425           80% min 70% min   all pass  
45 0.355                    
50 0.300             80% min 65% min   all pass
80 0.180               75% min 65% min  
120 0.125                 75% min 60% min
200 0.075                   70% min
325 0.045                    
SAE J444 G-10 G-12 G-14 G-16 G-18 G-25 G-40 G-50 G-80 G-120

 

 

Product Cast Steel Grit
Shape                                       
  C 0.70 ~ 1.20%
Chemical Mn 0.35 ~ 1.20%
Composition Si ≥ 0.40
Si ≤ 0.05%
  P ≤ 0.05%
Hardness GL : 53 ~ 60 HRC
Hardness Deviation Max. Deviation + 3.0HRC
Tensile Intensity -
Durability 2000 ~ 2800 Times
Microstructure Tempered Martensite or Sorbite
Density 7.6 g/cm3
Bulk Density 4.2 g/cm3

 

 

Blasting