Sell of Micro Silica

Description

To mix 5%**0% of micro powder in the concrecte can improve the resistance of compressive, flexural, impermeability, corrosion, impact and wear.

Specification:
Form/Colour: Gray
SiO2: ****2% min
SO3: 0.**0.3% max
CaO: 0.**0.3% max
Cl: 0.**0.1% max
Fe2O3: 0.**0.4% max
Al2O3: 0.**0.4% max
MgO: 1.**0.6% max
K2O: 1.**0.6% max
Na2O: 0.**0.3% max
H2O(Moisture): **1% max
Igloss: **4% max
Specific surface: ****9 M2/g
Sieve residue (>*5um): *0%
Bulk density: ******0kg/M3