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For this page and other information in PDF files, please email the below contacts.

- Chromite Foundry Grade (50 GFN)
- Chromite MSDS Sheets

Email:

HMcAnallen@FoundrySands.com

SNolan@FoundrySands.com

Product Data Sheet: Foundry Grade - Chromite sand Foundry


Property Typical Range
SiO2 (Free) 1.00 0 - 3
Al2O3 13.00  
TiO2 0.50  
Fe203 21.00 20 - 29
CaO 0.10  
MgO 9.00  
Cr203 48.50 43 - 50
     
pH 7.00 6 - 9
Loss on Ignition 0.50 0 - 1
Methylene Blue 0.25 0 - 0.75
     
Moisture <=0.5%  
 
Typical Sieve mm inches

Weight
retained
on sieve

Range
retained
on sieve
Percent
retained
on sieve
Percent
cumulative
on sieve
Percent
passing
on sieve
      (grams) (grams) (%) (%) (%)
No. 30 0.6 0.0234 3.85 2 - 10 5.1 5.1 94.9
No. 40 0.425 0.0165 10.85 9 - 22 14.38 19.48 80.52
No. 50 0.3 0.0117 19.5 18 - 40 25.84 45.33 54.67
No. 70 0.212 0.0083 20 18 - 30 26.51 71.84 28.16
No. 100 0.15 0.0059 13.65 1 - 25 18.09 89.93 10.07
No. 140 0.106 0.0041 6.15 1 - 18 8.15 98.08 1.92
No. 200 0.075 0.0029 1.15 0 - 5 1.52 99.6 0.4
No. 270 0.053 0.0021 0.2 0 - 4 0.27 99.87 0.13
PAN     0.1 0 - 3 0.13 100 0
*AFS Grain Fineness (GFN) range 45 to 55 available




Typical Gradation for FSS 50 GFN Chromite Sand


Sieve Analysis                               100 Grams
Mesh Size Weight % Retained Multiplier Product
30 Mesh 5.3   0.2 1.06
40 Mesh 19.8   0.3 5.94
50 Mesh 38.1   0.4 15.24
70 Mesh 22.1   0.5 11.05
100 Mesh 5.5   0.7 3.85
140 Mesh 5.7   1 5.7
200 Mesh 1.5   1.4 2.1
270 Mesh 0.5   2 1
Fines 1.5   3 4.5
Total 100 GFN =   50.44


This FSS llc specification sheet contains confidential information and may only be used for the purpose for which it was supplied.