SiO 2 + Al 2 O 3 | >92% | CaO | <1.0% |
SiO 2 | >76% | MgO | <0.5% |
Al 2 O 3 | >17% | K 2 O+Na 2 O | <3.5% |
Fe 2 O 3 | <1.0% | Other | <1% |
Water absorption | <0.5% | Moh's hardness | >6.5 scale |
Porosity | <1% | Acid resistance | >99.6% |
Specific gravity | 2.3-2.40 g/cm 3 | Alkali resistance | >85% |
Max Operation temp | 1200ºC |
Sizes
(mm) |
Thickness
(mm) |
Surface area
(m 2 /m 3 ) |
Free volume
(%) |
Number
per m 3 |
Bulk density
(kg/m 3 ) |
Packing factor
( m -1 ) |
6 × 6 | 1.6 | 712 | 62 | 3022935 | 1050 | 5249 |
13×13 | 2.4 | 367 | 64 | 377867 | 800 | 1903 |
16×16 | 2.5 | 305 | 73 | 192 500 | 800 | 900 |
19×19 | 2.8 | 243 | 72 | 109122 | 750 | 837 |
25×25 | 3.0 | 190 | 74 | 52000 | 650 | 508 |
38×38 | 5.0 | 121 | 73 | 13667 | 650 | 312 |
40×40 | 5.0 | 126 | 75 | 12700 | 650 | 350 |
50×50 | 6.0 | 92 | 74 | 5792 | 600 | 213 |
80×80 | 9.5 | 46 | 80 | 1953 | 660 | 280 |
100×100 | 10 | 70 | 70 | 1000 | 600 | 172 |