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metal casting sands (foundry sands) 0.1 - 0.4 mm
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Specification
¨¨¨¨¨¨¨¨¨¨¨¨
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Testing results
¨¨¨¨¨¨¨¨¨¨¨¨¨ |
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| AL²O³ |
45 - 47 % |
45.94 % |
| Fe²O³ |
1.5 % max |
1.38 % |
| H²O |
0.2 % max |
0.10 % |
| BD |
2.50 G / CCM min |
2.52 G / cm |
| Size |
0.1 - 0.4 mm - 0.075 mm 0.2M max |
+0.425 mm |
0.57 % |
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-0.425 + 0.300 mm |
29.93 % |
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-0.300 + 0.212 mm |
37.95 % |
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-0.212 + 0.150 mm |
26.14 % |
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-0.150 + 0.106 mm |
4.92 % |
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-0.106 + 0.075 mm |
0.35 % |
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-0.075 mm |
0.14 % |
Low thermal expansion
High thermal chock resistance
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