Digital India Cashless India Swachchh Bharat Mission

CCI manufactures various types of cements like Pozzolana Portland Cement (PPC) & Ordinary Portland Cement (OPC) of different grades viz  43 ,53 grades under strict quality control with the brand name of CCI Cement.


Salient characteristics of different types of cement produced by CCI are :

 

CHARACTERISTICS

OPC 53 GRADE IS 269

OPC 43 GRADE IS 269

PPC IS 1489

YEAR

2015

2015

2015

Fineness-
Minimum specific
surface-cm2/gm

225

225

300

 

Setting time (Minutes)

a)

Initial-not
less than

30

30

30

b)

Final-not
more than

600

600

600

 

Soundness- Expansion by

a)

Le-Chatelier (mm) 10.0(max)

10.0 (max)

10.0(max)

10.0(max)

b)

Autoclave (%)

0.8  (max)

0.8(max)

0.8(max)

 

Minimum Compressive strength (Kg/cm2)

a)

3 Days

27

23

16

b)

7 Days

37

33

22

c)

28 Days

53

43

       58 (max)

33

 


QUALITY CONTROL:

 

CCI is committed in supplying quality cement to its customers. To achieve this, fully equipped in house laboratories in manufacturing units keep strict control right through the manufacturing process from mining of limestone to despatch of cement  Automatic quality control is done through online X-ray analysers and computer controlled systems. 


 
Copyright 2024 All Right Reserved, Privacy Policy, Disclaimer