SiO2 | >73% |
Al2O3 | 17-23% |
Fe2O3 | <1.0% |
CaO | <0.5% |
MgO | <0.5% |
K2O+Na2O | 2-4% |
Other | <0.1% |
Nominal size | Length | Widt | Center | Height | Wall thickness | Bulk Density | Specific Surface | Void Space | |||||
Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Kg/m3 | M2/m3 | % | |
19(3/4'') | 37.1 | 38.6 | 25.4 | 26.4 | 12.7 | 13.2 | 10.7 | 11.7 | 4.1 | 4.6 | 570 | 335 | 71 |
25 (1'') | 50.8 | 53.3 | 32.5 | 24.0 | 15.5 | 16.3 | 11.4 | 13.2 | 4.8 | 5.3 | 620 | 255 | 72 |
38(1 1/2'') | 61.0 | 63.0 | 40.0 | 41.6 | 17.8 | 19.3 | 14.2 | 16.5 | 5.3 | 5.8 | 630 | 166 | 74 |
Package Type | Container Load Capacity | Delivery time | Quality Insurance | |
20 GP | 40 GP | |||
Ton bag | 20 m3 | 40 m3 | Within 7-14 days | Chinese National Standard; Offer quality assurance as request. |
Plastic bag | 20 m3 | 40 m3 | ||
Paper box | 20 m3 | 40 m3 | ||
Wooden box | 20 m3 | 40 m3 |