Silica mortar
PRODUCT SPECIFICATIONS
DIN 1089-3
Items | Standard | ||
KS-91 | KS-94 | ||
SiO2（%） | ≥91 | ≥94 | |
Al2O3＋TiO2 (%) | ≤7.5 | ≤5.5 | |
Oxide (%) | ≤2 | ≤1.5 | |
Grain size % | ＞2mm | 0 | 0 |
1 ~ 2mm | ≤2 | ≤2 | |
﹣0.063mm | |||
Permanent liner change after dried % | ≥﹣5 | ≥﹣4 | |
Modulus of Rupture N/mm2 | 110℃ After dried @ | 0.1 | 0.1 |
1100℃ After fired @ | 0.7 | 0.7 | |
Creep（%） | ΔD25 ﹤ 1000℃ | ≥﹣0.3 | ≥﹣0.3 |
ΔD25 ≥ 1000℃ | |||