Steel Grit Size Details
Opening SAE Grit Size
Mesh mm in G120 G80 G50 G40 G25 G18 G16 G14 G12 G10
7 2.80 .1110                   All pass
8 2.36 .0937                 All pass  
10 2.00 .0787               All pass   Min 80%
12 1.70 .0661             All pass   Min 80% Min 90%
14 1.40 .0555           All pass   Min 80% Min 90%  
16 1.18 .0469         All pass   Min 75% Min 90%    
18 1.00 .0394       All pass   Min 75% Min 85%      
25 .710 .0278     All pass   Min 70% Min 85%        
40 .425 .0165   All pass   Min 70% Min 80%          
50 .300 .0117 All pass   Min 65% Min 80%            
80 .180 .0070   Min 65% Min 75%              
120 .125 .0049 Min 60% Min 75%                
200 .075 .0029 Min 70%                  
Screen opening sizes and screen numbers with minimum cumulative percentages allowed on corresponding screens.
ASTME-11 and ISO 565 Test Sieves

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