85% Onverdichte microsilica (Silicadamp) 85U
85% Onverdichte Silica Fume is van hoge kwaliteit, unprocessed microsilica containing more than 85.0% silica content. With a bulk density ranging from 250-350 kg/m3 and a specific surface area of 15-30 m2/g, it is an exceptional supplementary cementitious material with numerous advantages.
HSA Microsilica 85U offers several advantages in construction applications, including enhanced strength, improved durability, better workability, reduced thermal conductivity, environmentally friendly characteristics, and cost-effectiveness. It is widely utilized in insulation materials, large-scale concrete projects, mortar, pipe piles, and various other applications across the construction industry.
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Parameters
| Eigendom | Waarde |
|---|---|
| SiO2 (Siliciumdioxide, Amorf) | 85% min |
| SO3 | 1.0% maximaal |
| Cl | 0.3% maximaal, typical 0.033% |
| Free CaO | 1.0% maximaal, typical 0.92% |
| pH | > 6 |
| Vocht | 3% maximaal |
| LOI (Verlies bij ontsteking) | 6% maximaal, typical 3.23% |
| Specifiek oppervlak (INZET) | 18 m2/gram min |
| Bulkdichtheid | 250-350 kg/m3 |
| PAI (Pozzolanic Activity Index) – 7 days accelerated curing | 105% min |
| Ingehouden op 45 micron zeef | 10% maximaal, typical 1.08% |
| Vloeibaarheid | > 18 cm |
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Opgericht in 2001, HSA is een toonaangevende leverancier van siliciumdoem en schuurmiddelen in China, en ook de premium bron van krachtige producten voor beton- en schuurmiddelenindustrie.








