Chrome Sand AFS 45-55
Chromite sand is a natural spinel. It is a high-performance foundry sand for foundries. After crushing, grinding and sieving, it is separated into prescribed grain sizes and is suitable for foundries.
Item | Unit | Results | Test Method |
Cr203 | % | 46.83 | GB/T 24230-2009 |
Cr/Fe | 1.61/1 | GB/T 24230-2009 GB/T 24225-2009 | |
Fe | % | 19.88 | GB/T 24225-2009 |
FeO | % | 25.58 | GB/T 24225-2009 |
SiO2 | % | 0.62 | GB/T 24193-2009 |
Al2O3 | % | 13.84 | GB/T 24193-2009 |
MgO | % | 9.83 | GB/T 24193-2009 |
CaO | % | 0.052 | Ref GB/T 24193-2009 |
pH | 7-9 |
Size | % | % | % | % |
+30mesh | 0% | 0% | 0% | 0% |
+40mesh | 3.4% | 3.8% | 4% | 4.2% |
+ 50mesh | 32.0% | 31.5% | 34.5% | 31.9% |
+ 70mesh | 51.0% | 50.5% | 48.1% | 50.2% |
+100mesh | 11.4% | 12.1% | 10.0% | 10.6% |
+ 140mesh | 2.2% | 2.1% | 3.4% | 3.1% |
+ 200mesh | 0% | 0% | 0% | 0% |
AFS | 49.5 | 49.6 | 49.4 | 49.6 |
Any questions? Contact us!
Leave a request, and our manager will contact you within two business days.
By clicking the "Submit" button, you agree to the Privacy Policy