1,our silica fume meet the standard ASTM-C1240,
3have independent right of import and export

we have our own factory in Xiamen

We can offer the silica fume depend on your request

benefits of microsilica in concrete

1.stability

2.spend less time for hardened concrete

3.reduce heat

4.chloride resistance

5.corrosion protection

6.abrasion resistance

7.sulfate resistance

8.ASR-protection

9.chemical attack protection

10.improve strength

11.improve mechanical properties in general