Grade 92% for Construction Admixture
Item No.:DSF-SiO2 92%- Micro Silica
Standards:
HSA Micro Silica Grade 92 conforms to the mandatory requirements of the relevant standards from:
- American Society for Testing and Materials: ASTM C1240
- European Committee for:EN 13263:2005
| General | Packing | Quality Control |
| Micro Silica Grade 92 Densified | (1)Undensified Micro Silica -92U package is:1000kg Jumboo bag25kg paper or plastic bags |
HSA Microsilica |
| Iis dry silica fume available in two main forms: | 550kg Jumbo bags main forms: 25kg paper or plastic bags | Chemical composition and |
| Undensified -Grade SiO2>92%,with a typical bulk density of 200- 1000kg Jumboo bag tested by SGS and HSA 350kg/m3 | (2)Densified Micro Silica -92D package is:
1000kg Jumboo bag 25kg paper or plastic bags |
physical properties are regularly
tested by SG and Borida Laboratory with international |
| Densified-Grade SiO2 >92%, with a typical
bulk density of 550-730kg/m3 |
Special packing can be supplied
by request. |
standards |
Chemical & Physical Analysis
| Chemical &Physical Analysis | ASTM C1240-11 | EN 13263:2005 |
| / | Spec. Frequency | Spec. Frequency |
| SiO2 (%) | >92.0 300MT
|
>92.0 Weekly |
| So3 (%) | / | <3.0 Weekly |
| Cl (%) | / | <0.3 Weekly |
| Free CaO (%) | / | <1.0 Weekly |
| Free Si (%) | / | <0.4 Monthly |
| Alkalies(as equivalent Na2O %) | Report 300MT | / |
| Moisture(%) | <1.0 300MT | / |
| Loss on Ignition,LOI(%) | <4.0 300MT | <4.0 Weekly |
| Specific surface(BET -M2 /GRAM) |
>18 2200MT/3 months | 15-35 Monthly |
| Bulk density(kg/m3) | Report 300MT | / |
| Pozz.Activity Index(%) – 7 days accelerated curing | >110 2200MT/3 months | / |
| Pozz.Activity Index(%) – 28 days accelerated curing | / | >100 Monthly |
| Retained on 45 micron sieve (%) | <10 3 00MT | |
| Variation from avg.retained on 45 micron (%) | <2 avg.of last 10 tests | |
| Density(kg/m3) | Report 300MT |
HSA Silica fume
HSA has been a global supplier of high-quality silica fume since 2001. We have established long-term and stable cooperation with many concrete construction companies around the world to provide our customers with high-quality silica fume with different contents and different uses, fully satisfying all kinds of concrete project needs.
If you have any needs for silica fume, please feel free to contact us!
- WhatsApp:+86-18638638803
- Email:sales@superior-abrasives.com
