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Quick Details
-
CaO Content (%):
-
0.59%
-
CrO Content (%):
-
≤0.1
-
SiC Content (%):
-
≤0.1
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Place of Origin:
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South Africa
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Model Number:
-
A98734567898
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Brand Name:
-
PIKI
Quick Details
-
SiO2 Content (%):
-
1.16%
-
Al2O3 Content (%):
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0.09%
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MgO Content (%):
-
97%
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CaO Content (%):
-
0.59%
-
CrO Content (%):
-
≤0.1
-
SiC Content (%):
-
≤0.1
-
Place of Origin:
-
South Africa
-
Model Number:
-
A98734567898
-
Brand Name:
-
PIKI
| Technical Specifications | |
| Hardness: 7-8 | Specific gravity: 4.6-4.71 |
| Refractive index: 1.93-2.1 | Melting point: 2550°C |
| Birefringence | Direct asbsorbance of light |
| Low magnetic susceptibility | Electrical insulation |
| Chemical Composition % | |||||
| Grade | (Zr.Hf)O2 | TiO2 | Fe2O3 | Al2O3 | SiO2 |
| Super | ≥66 | ≤0.06 | ≤0.08 | ≤1.0 | ≤32 |
| Grade 1 | ≥65 | ≤0.15 | ≤0.1 | ≤1.0 | ≤34 |
| Grade 2 | ≥63 | ≤0.5 | ≤0.3 | ≤1.0 | ≤34 |
| Grade 3 | ≤63 | ≤0.5 | ≤0.3 | ≤1.0 | ≤34 |
| Grade 4 | ≥60 | ≤3.5 | ≤0.8 | ≤1.2 | ≤32 |
| Grade 5 | ≥55 | ≤8.0 | ≤1.5 | ≤1.5 | ≤31 |
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