Customization: | Available |
---|---|
Structure Feature: | Ball |
Material: | Ceramic |
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Type | Feldspar | Feldspar-Mullite | Mullite | Mullite-Corundum | Corundum | |
Item | ||||||
Chemical composition % | Al 2 O 3 | 20-30 | 30-45 | 45-70 | 70-90 | ≥90 |
Al 2 O 3 +SiO 2 | ≥90 | |||||
Fe 2 O 3 | ≤1 | |||||
Water absorption, % | ≤5 | |||||
Acid resistance , % | ≥98 | |||||
Alkali resistance,% | ≥80 | ≥82 | ≥85 | ≥90 | ≥95 | |
Thermal resistance, C | ≥1300 | ≥1400 | ≥1500 | ≥1600 | ≥1700 | |
Crushing strength N/grain |
Φ3 | ≥120 | ≥140 | ≥150 | ≥160 | ≥200 |
Φ6 | ≥400 | ≥420 | ≥440 | ≥480 | ≥500 | |
Φ8 | ≥480 | ≥520 | ≥600 | ≥620 | ≥650 | |
Φ10 | ≥600 | ≥700 | ≥800 | ≥900 | ≥1000 | |
Φ13 | ≥1000 | ≥1100 | ≥1300 | ≥1500 | ≥1800 | |
Φ16 | ≥1500 | ≥1600 | ≥1800 | ≥2300 | ≥2600 | |
Φ20 | ≥1800 | ≥2000 | ≥2300 | ≥2800 | ≥3200 | |
Φ25 | ≥2500 | ≥2800 | ≥3200 | ≥3600 | ≥4000 | |
Φ30 | ≥3000 | ≥3200 | ≥3500 | ≥4000 | ≥4500 | |
Φ38 | ≥4000 | ≥4500 | ≥5000 | ≥5500 | ≥6000 | |
Φ50 | ≥6000 | ≥6500 | ≥7000 | ≥8500 | ≥10000 | |
Φ75 | ≥10000 | ≥11000 | ≥12000 | ≥14000 | ≥15000 | |
Bulk density, kg/m 3 | 1300-1400 | 1400-1500 | 1500-1600 | 1600-1800 | ≥1800 | |
Note: The data of bulk density is given for reference only, not as the acceptance criterion. |