Field tests for cements.

In this article we will discuss about the field Test of Cement

As discussed in previous article what is cement and types of cement let us continue how to identify the good cement

After reading this article you will be able to answer following.

What is field test?

What are the types of field test?

Physical properties of cement?

Colour of good cement? 

And many more

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Field tests of cement are the types of tests which are performed on construction site 

•Color:

 Grey colour with a light greenish shade. 

• Physical properties: 

cement should feel smooth when touched between fingers.

• If hand is inserted in a bag or heap of cement, it should feel cool.

• If a small quantity of cement is thrown in a bucket of water, it should sink and 

should and should not float on the surface.

• Presence of lumps: cement should be free from lumps.

• Permissible limits for impurities in water

-Impurity Permissible Limits

Organic-200mg/l

Inorganic-3000mg/l

Sulphates (SO3)- 400mg/l

Chlorides (CI)-2000mg/l PCC Work

                      500mg/l for RCC work

Suspended matter-2000 mg/L

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Types of cement

Tests of aggregate

Tests of stones