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92% Undensified Silica Fume

Place of Origin: China Color: Grey
Existing Form: Powder SiO2: ≥92.0%
Bulk Density: 280-350kg/m3 Specific Surface: 15-30m2/g
Package: 25kg/ plastic bag OR 500kg/ jumbo bag Application: Oilfield cementing, shotcrete, concrete admixture
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92% Undensified Silica Fume OR Microsilica 92U is a pozzolanic material that consists primarily of fine silicon dioxide particles in a non-crystalline form, the min silicon dioxide (SiO2) is 92%. Our 92% undensified microsilica is strictly complied with ASTM C-1240 silica fume standard. Microsilica 92U is an undensified dry powder microsilica silica fume admixture for Portland cement concrete and mortars.

We are one of the leading silica fume manufacturers in China, we provide 85%-96% densified silica fume and undensified silica fume powder to our customers, our quality is equal to elkem microsilica and sika fume, good silica fume could help you make perfect products and improve your business ROI, contact us for a good microsilica price silica fume price & advice.

Tags: 92% undensified Silica Fume, 92% undensified Microsilica, Silica Fume Grade 920U, Microsilica Grade 920U, Concrete Silica Fume, Silica Fume Cement, Silica Fume Admixture, Micro Silica Used In Concrete, Silica Fume Concrete Mix Design, Silica Fume Concrete PPT, Silica Fume For Sale, Silica Fume Admixture.


92% Undensified Silica Fume Has The Following Features:

● Lowers concrete permeability.

● Significantly increases concrete durability.

● Increases ultimate strength gain.

● Beneficial in all types of high strength concrete applications.

● Improves bond strength to steel.

● Significantly reduces alkali-silica reactivity.

● Provides excellent resistance to sulfate or seawater attack.

● Reduces steel corrosion.

● Improves freeze/thaw durability of concrete.


92% Undensified Silica Fume
Analysis/ PropertiesLimits
SiO2

Silicon Dioxid Amorphous

Min92%
CCarbonMax2.00%
Fe2O3Iron OxideMax1.00%
Al2O3Aluminium OxideMax2.00%
CaOCalcium OxideMax1.20%
MgOMagnesium OxideMax0.50%
K2OPotassium OxideMax1.50%
Na2OSodium OxideMax0.50%
H2OMoisture, As PackedMax1.00%
Loss on Ignition At 975 CMax3.00%
Coarse Particles >45µm (325Mesh)Max1.00%
PH Value(Fresh)4.5-7.5
Bulk Density(As Packed)200-350kg/m3 U


(1). 92% Undensified Silica Fume Used In Concrete

● Increacing strength

● Increasing density

● Frost resistance

● Early strength

● Abrasion resistance performance, anti-cavitations

 

(2). 92% Undensified Silica Fume For Cement

● Strengthens the fibre cement product.

● Increases the packing density of the cement matrix.

● Thereby enhance the durability of the fibre cement product.

● Enhances the plasticity of the fresh mix.

● Increases the bending strength of fibre reinforced cement

 

(3). 92% Undensified Silica Fume For Refractory

● Instead of aluminum oxide to be used as refractory material

● As additive in amorphous and shappely refractory products, greatly improved products strength and high temperature performance.

● As casting combination accelerators in integral teeming ladle

● Agglomerating agent, agglutinant, accelerator and additive in other refractory products..

 

(4). Other Applications Of 92% Undensified Microsilica

● Rubber industry

● Anti-caking industry

● Pellet binder

● Waterglass industry

● Shotcrete

● Self-Compacting Concrete

● Mining & Tunnelling.

● High rise buildings.

● For producing all concrete products including readymix concrete.

● Motorways, bridges & dams etc



92% Undensified Silica Fume(图1)

92% Undensified Silica Fume(图2)

92% Undensified Silica Fume(图3)

92% Undensified Silica Fume(图4)


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Company: Luoyang Minghong import and export trade Co., Ltd Address:Room 2-502, building 2, No. 9 Shangyi Road, Xigong district, Luoyang, Henan, China. Email:Erin@lyminghong.com Phone: 008618637957769 URL:http://www.supersilicafume.com