Korn-Verbrä Uche und Typen | ||||
Verbrauch | Fü R vitrified Rä Der | Fü R organische Rä Der | Fü R ü Berzogene Poliermittel | Fü R refraktä Re Materialien |
Typ | A | A-B | AP | AR |
Kö Rperliche Eigenschaften | |||||
Feld | Grundlegendes Mineral | Kristallsystem | Kristallfarbe |
Mohs
Hä Rte |
Dichte |
Brown-Aluminiumoxyd | α - A L 2 O 3 | Sechseckig | Brown | 9 | ≥ 3.90g/c m 3 |
Feld | Mikrohä Rte |
Elektrisch
Widerstandskraft |
Reibende Fä Higkeit (verglichen worden mit
Diamant als einer) |
Lineare Dynamicdehnung
Koeffizient (wenn 900 º C α • 10 - 6 K - 1 ) |
|
Brown-Aluminiumoxyd | HV1800-2200 | 10 14 - 10 16 Ω •cm | 0.10 | 7.6 |
Chemischer Aufbau | ||||||
GB/T 2478-2008 | ||||||
Typ | Sand | Chemischer Aufbau ( %, nach Gewicht ) | ||||
A L 2 O 3 | TiO 2 | CaO | SiO 2 | F. E. 2 O 3 | ||
A | F4-F80 | 95.00-97.50 | 1.70-3.40 | ≤ 0.42 | ≤ 1.00 | ≤ 0.30 |
F90-F150 | 94.50-97.00 | |||||
F180-F220 | 94.00-97.00 | 1.70-3.60 | ≤ 0.45 | ≤ 1.00 | ≤ 0.30 | |
F230-F800 | ≥ 93.50 | 1.70-3.80 | ≤ 0.45 | ≤ 1.20 | ≤ 0.30 | |
F1000-F1200 | ≥ 93.00 | ≤ 4.00 | ≤ 0.50 | ≤ 1.40 | ≤ 0.30 | |
A-B | F4-F80 | ≥ 94.00 | 1.50-3.80 | ≤ 0.45 | ≤ 1.20 | ≤ 0.30 |
F90-F220 | ≥ 93.00 | 1.50-4.00 | ≤ 0.50 | ≤ 1.40 | ≤ 0.30 | |
F230-F800 | ≥ 92.5 | ≤ 4.20 | ≤ 0.60 | ≤ 1.60 | ≤ 0.30 | |
F1000-F1200 | ≥ 92.00 | ≤ 4.20 | ≤ 0.60 | ≤ 1.80 | ≤ 0.30 | |
AP | P12-P80 | 95.00-97.50 | 1.70-3.40 | ≤ 0.42 | ≤ 1.00 | ≤ 0.30 |
P100-P150 | 94.50-97.00 | |||||
P180-P220 | 94.00-97.00 | 1.70-3.60 | ≤ 0.45 | ≤ 1.00 | ≤ 0.30 | |
P240-P800 | ≥ 93.50 | 1.70-3.80 | ≤ 0.45 | ≤ 1.20 | ≤ 0.30 | |
P1000-P1200 | ≥ 93.00 | ≤ 4.00 | ≤ 0.50 | ≤ 1.40 | ≤ 0.30 | |
P1500-P2500 | ≥ 92.50 | ≤ 4.20 | ≤ 0.55 | ≤ 1.60 | ≤ 0.30 | |
AR | 0-1mm | 94.00-97.50 | 1.50-3.80 | ≤ 0.45 | ≤ 1.40 | ≤ 0.30 |
1-3mm | 94.00-97.50 | 1.50-3.80 | ≤ 0.45 | ≤ 1.40 | ≤ 0.30 | |
3-5mm | 94.00-97.50 | 1.50-3.80 | ≤ 0.45 | ≤ 1.40 | ≤ 0.30 | |
5-8mm | 94.00-97.50 | 1.50-3.80 | ≤ 0.45 | ≤ 1.40 | ≤ 0.30 |
Guarnteed Schü Ttdichtereichweite des Grobkorns ( A/A-B, g/ cm 3 ) | |||
Sand | Grad | ||
Rollenzerquetschung | Kugel-Tausendstel | BMK | |
F12 | 1.84 ± 0.05 | 1.92 ± 0.05 | 2.00 ± 0.05 |
F14 | 1.83 ± 0.05 | 1.91 ± 0.05 | 1.99 ± 0.05 |
F16 | 1.81 ± 0.05 | 1.90 ± 0.05 | 1.98 ± 0.05 |
F20 | 1.78 ± 0.05 | 1.87 ± 0.05 | 1.98 ± 0.05 |
F22 | 1.76 ± 0.05 | 1.85 ± 0.05 | 1.96 ± 0.05 |
F24 | 1.74 ± 0.05 | 1.84 ± 0.05 | 1.94 ± 0.05 |
F30 | 1.72 ± 0.05 | 1.81 ± 0.05 | 1.90 ± 0.05 |
F36 | 1.70 ± 0.05 | 1.79 ± 0.05 | 1.87 ± 0.05 |
F40 | 1.68 ± 0.05 | 1.76 ± 0.05 | 1.85 ± 0.05 |
F46 | 1.65 ± 0.05 | 1.75 ± 0.05 | 1.83 ± 0.05 |
F54 | 1.63 ± 0.05 | 1.73 ± 0.05 | 1.81 ± 0 . 05 |
F60 | 1.62 ± 0.05 | 1.72 ± 0.05 | 1.79 ± 0.05 |
F70 | 1.60 ± 0.05 | 1.69 ± 0.05 | 1.78 ± 0.05 |
F80 | 1.57 ± 0.05 | 1.65 ± 0.05 | 1.76 ± 0.05 |
F90 | 1.54 ± 0.05 | 1.64 ± 0.05 | 1.74 ± 0.05 |
F100 | 1.51 ± 0.05 | 1.60 ± 0.05 | 1.70 ± 0.05 |
F120 | 1.49 ± 0.05 | 1.59 ± 0.05 | 1.68 ± 0.05 |
F150 | 1.47 ± 0.05 | 1.57 ± 0.05 | 1.65 ± 0.05 |
F180 | 1.45 ± 0.05 | 1.56 ± 0.05 | 1.61 ± 0.05 |
F220 | 1.43 ± 0.05 | 1.53 ± 0.05 | 1.59 ± 0.05 |
Guarnteed Schü Ttdichtereichweite des Grobkorns ( AP, g/ cm 3 ) | |||
Sand | Grad | ||
Rollenzerquetschung | Kugel-Tausendstel | BMK | |
P 12 | 1.8 0 ± 0.05 | 1.8 8 ± 0.05 | 1. 96 ± 0.05 |
P 16 | 1. 78 ± 0.05 | 1. 85 ± 0.05 | 1. 94 ± 0.05 |
P 20 | 1.7 6 ± 0.05 | 1. 83 ± 0.05 | 1. 93 ± 0.05 |
P 24 | 1.7 3 ± 0.05 | 1. 81 ± 0.05 | 1. 92 ± 0.05 |
P 30 | 1.7 0 ± 0.05 | 1. 79 ± 0.05 | 1. 90 ± 0.05 |
P 6 | 1. 68 ± 0.05 | 1 . 76 ± 0.05 | 1 . 88 ± 0.05 |
P 40 | 1.6 5 ± 0.05 | 1. 73 ± 0.05 | 1. 86 ± 0.05 |
P 5 0 | 1.6 2 ± 0.05 | 1. 71 ± 0.05 | 1. 83 ± 0.05 |
P 60 | 1. 59 ± 0.05 | 1. 67 ± 0.05 | 1. 81 ± 0.05 |
P 80 | 1.57 ± 0.05 | 1. 64 ± 0.05 | 1. 77 ± 0.05 |
P100 | 1. 55 ± 0.05 | 1. 62 ± 0.05 | 1. 73 ± 0.05 |
P 120 | 1. 52 ± 0.05 | 1. 59 ± 0.05 | 1. 70 ± 0.05 |
P 150 | 1. 49 ± 0.05 | 1. 55 ± 0.05 | 1. 66 ± 0.05 |
P 180 | 1.4 7 ± 0.05 | 1. 52 ± 0.05 | 1. 62 ± 0.05 |
P 220 | 1.4 5 ± 0.05 | 1. 50 ± 0.05 | 1. 58 ± 0.05 |