Customization: | Available |
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Feature: | Long Time Materials, Instant Materials |
Refractoriness (℃): | Refractoriness> 2000 |
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SpecificationChemical composition | Ministry-issude Standards for zircon sand products | |||||||
Advanced sand | Super | Grade 1 | Grade 2 | Grade 3 | Grade 4 | Grade 5 | ||
(Zr.Hr)O2 | ≥66.00 | ≥65.00 | ≥65.00 | ≥65.00 | ≥63.00 | ≥60.00 | ≥55.00 | |
TiO2 | ≤0.08 | ≤0.15 | ≤0.50 | ≤1.00 | ≤2.50 | ≤3.50 | ≤8.00 | |
Fe2O3 | ≤0.06 | ≤0.10 | ≤0.25 | ≤0.30 | ≤0.50 | ≤0.80 | ≤1.50 | |
P2O3 | ≤0.20 | ≤0.25 | ≤0.35 | ≤0.50 | ≤0.80 | ≤1.50 | ||
Al2O3 | ≤0.80 | ≤0.80 | ≤0.80 | ≤1.00 | ≤1.20 | ≤1.50 | ||
SiO2 | ≤32.00 | ≤32.00 | ≤34.00 | ≤34.00 | ≤33.00 | ≤32.00 | ≤31.00 |