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Silica Fume For Fiber-Reinforced Concrete

Silica fume for fiber-reinforced concrete refers to a type of high-performance, pozzolanic material which is primarily used as a supplementary cementitious material (SCM) in concrete production.

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Products Description

fume is a byproduct of the production of silicon metal and alloys and consists of very fine particles with a high surface area to volume ratio. When used in fiber-reinforced concrete, silica fume enhances the mechanical properties of the concrete matrix by improving its strength, durability, and resistance to cracking. This material also improves the workability of the concrete, allowing engineers to create more complex structures and designs. Overall, silica fume for fiber-reinforced concrete provides superior performance and can help to enhance the longevity and sustainability of the built environment.

Specfication

ITEM	VALUE	UNIT
Specific surface area（BET）	150±21	m2/g
pH Value(4%)	3.6～4.8
Drying reduction (drying at 105℃ for 2h)	≤1.6	wt%
Loss on ignition (at 1000℃ for 2h,after drying at 105℃ for 2h)	≤2.1	wt%
Residue on sieve (45μm)	≤0.05	wt%
SiO2 content	≥99.7	%
Tap-Density(after drying at 105℃ for 2h)	37～55	g/L