what is silica fumes or micro silica? and whr is it used?
wat r its advantages?
Answer Posted / veeravalli
Micro Silica (or) Silica Fume is a Finer particle than
Cement. It is used in High Strenght Concretes (Example .
M50,M60 & above).
The purpose is to fill the the small voids which cement
can't fill. The surface area of Micro Silica is appx 30000 -
45000 sqm/kg whereas for cement it is 350 - 600 sqm /kg.
Is This Answer Correct ? | 44 Yes | 2 No |
Post New Answer View All Answers
What are the different types of civil engineering?
material required for construction of 1cu.mtr wall (Cement, No of bricks (Brick size 40cm x 20cm x 10cm),sand,Quantity of water
How can calculate the requirement of steel bars of rcc slab for 1100 sq ft?
what is zone a n zone b?why the spacing of ring in zone a less.n zone b high?
Civil engineering material testing Standard results
How many feet are in 4 square yards?
1. What is coefficient use for calculation of shuttering. 2. What is coefficient use for calculation of reinforcement in one cum of concrete.
Design a cantilever type retaining wall to retain sand for 4m above the ground. The sand fall slopes at the rate of 1 vertical to 2 horizontal. The weight of sand is 18000 N/m3, the angle of repose being 30. The safe bearing capacity of the soil is 200 kn/m2 at 1/25m below the ground level. Use m 15 concrete mix.
What is the difference between linear dimension and aligned dimension?
Define What is aggregate?
How much area, in square meters, will one liter of paint cover if it is brushed out to uniform thickness of 100 microns?
plumbing CPVC fitting FTE Brass full form
the magnitude of the buoyant force can be determine by newtons law of viscosity archimidies principal principles of momemnt none
1)Why we can use half brick in 4inch wall and 2)why not in 9+inch brick wall
explain the advantages of total stasion