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Microsilica also known as Silica Fume. It's collected and packed from silicon metal or ferrosilicon factories directly, the automatic and integrated production process guarantees the consistent quality. Microsilica are classified as various grades and can be used in Concrete, Oilwell cement, Refractory and Fertilizer industries.

Ietms | Standard |
SiO2 (%) | >85 |
Density (kg/m3) | 200--750 |
LOI (%) | <6 |
Mositure (%) | <3 |
Specific Surface (BET- m2/g) | >15 |
Pozzolanic activity Index at 7 days (%) | >105 |
Retained on 45um sieve (%) | <10 |
Packing: In 10kg water soluble paper bag and then shrink wrap on pallet or put them into a big carton .
Lead time: Within 15 days after confirming order.
Packing: In 20 or 25 kg PP bags and shrink wrap on the pallets or stuff into containers directly.
Lead time: Within 15 days after confirming order.
Packing: In 950KG or 1000KG jumbo bags.
Lead time: Within 7 days after confirming order.
New products from manufacturers at wholesale prices