Silica fume in cement concrete strength and activity index test

Table of Contents

Silica fume in cement concrete strength and activity index test

Silica fume in cement concrete strength and activity index test

Silica fume in cement concrete strength and activity index test

1. Activity index test

Raw materials (g)Control ratioTest match ratio
No. 525 Silicate Cement540486
Silica fume054
Soft standard sand13501350
Water210225
Mortar flow (mm)111-113113-118
Flexural strength (mpa)10.2111.46
28-day activity indexCompressive strength (mpa)76.183.8
Folding112
Compression110

2. Silica fume in cement concrete strength test

Raw materials (g)123
Cement488.9499.8440.0
Silica fume039.148.9
Water127.0127.11127.11
Sand621.7621.7621.7
Stone1262.31262.31262.3
Maximum material size (mm)202020
Water-cement ratio0.260.260.26
Silica fume dosage (%)0810
Water reducer dosage (%)1.01.01.0
Compressive strength (7 days)62.268.969.6
28 days79.190.091.0

Note: The above data is for reference only

Get a Quote

Request a Free Quote