Taper |
Feldspath |
Feldspath-Molai |
Pierre Molaï |
Molai-Corindon |
Corindon |
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Article |
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Contenu chimique |
Al2O3 |
20-30 |
30-45 |
45-70 |
70-90 |
90 |
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Al2O3+ SiO2 |
90 |
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Fe2O3 |
1 |
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Adsorption d'eau (%) |
5 |
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Résistance aux acides (%) |
98 |
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Résistance aux alakis (%) |
80 |
≥82 |
85 |
90 |
95 |
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Température de fonctionnement (°C) |
≥1300 |
≥1400 |
≥1500 |
≥1600 |
≥1700 |
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Force d'écrasement |
3mm |
400 |
≥420 |
≥440 |
≥480 |
500 |
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6mm |
≥480 |
≥520 |
600 |
620 |
650 |
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8mm |
600 |
700 |
≥800 |
900 |
1000 |
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Φ10mm |
1000 |
1100 |
≥1300 |
≥1500 |
≥1800 |
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13mm |
≥1500 |
≥1600 |
≥1800 |
≥2300 |
2600 |
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16mm |
≥1800 |
2000 |
≥2300 |
≥2800 |
≥3200 |
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20mm |
≥2500 |
≥2800 |
≥3200 |
≥3600 |
≥4000 |
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25mm |
≥3000 |
≥3200 |
≥3500 |
≥4000 |
≥4500 |
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30mm |
≥4000 |
≥4500 |
≥5000 |
≥5500 |
≥6000 |
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38mm |
≥6000 |
≥6500 |
≥7000 |
≥8500 |
10000 |
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50mm |
≥8000 |
≥8500 |
≥9000 |
10000 |
≥12000 |
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75mm |
10000 |
≥11000 |
≥12000 |
≥14000 |
≥15000 |
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Densité apparente (kg/m3) |
1100-1200 |
1200-1300 |
1300-1400 |
1400-1550 |
≥1550 |
Diamètre |
6 /8 /10 |
13 /16 /20 /25 |
30 /38 /50 |
60 /75 |
Tolérance de diamètre |
± 1,0 |
± 1,5 |
± 2,0 |
± 3,0 |
Diamètre des pores |
2-3 |
3-5 |
5-8 |
8-10 |