SILICA FUME


Silica fume, also known as microsilica, is an amorphous (non-crystalline) polymorph of silicon dioxide, silica. It is an ultrafine powder collected as a by-product of the silicon and ferrosilicon alloy production and consists of spherical particles with an average particle diameter of 150 nm. The main field of application is as pozzolanic material for high performance concrete and additive materials for refractory products.


Producing Line:

 


Suntek Material is the pioneer and key supplier of Chinese superior quality silica fume for international construction market. Since 2005 year, supported by specific densify technology, Suntek Silica Fume has been supplied to quite a lot of construction market including Middle East, Australia, New Zealand, Japan and Southeast Asian countries in large scale and enjoyed very high reputation in international market.

Photos of producing fields:


       
Furnace Collector and bag filter Conveyor pipeline Densifier

 

Photos of packages:


Packed by paper bag  Packed by jumbo bag 



Photos of shipment:


Shipped by bulk carrier Shipped by bulk carrier Shipped by bulk carrier


Shipped by bulk carrier  Shipped by container  Shipped by container 

 

Specifications:


Items 

SF-85D

SF-90D

SiO2 

85% min

90% min

Moisture 

3% max

3% max

Loss on ignition

6% max

6% max

Oversize (+45um)

5% max

5% max

Specific Surface

15 m2/g min

15 m2/g min

Bulk density 

550-650 kg/m3

550-650 kg/m3 


Suntek Silica Fume is fully in accordance with ASTM C 1240-05 Standard.

Packing can be in 950kg big bags, plastic sacks, repulpable paper bags, or according to customer’s specific request.
If you have any question, please contact us