• date_rangePosted On :   Aug 31' 2007
  • location_cityCity :   Colombo
  • languageCountry :   Sri Lanka
  • content_pasteEnquiry No. :   7083128

We are interested in Portland cement packed in 50 kg bags.
buyers name to be printed on bags. Quantity 12,500 mt per
month x 12 months. Payment by government LC. Please quote
your best price CNF or CIF Colombo Sri Lanka.
Cement specification required are as follows -:

Grade 53 (SLS/107/2002)
Chemical Requirement:
Lime Saturation Factor(LSF) Not greater than 1.02 not
less than 0.66
Insoluble residue:%(m/m) 1.5 Max
Magnesia%(m/m)Sulphate(SO3) 5.0 Max
Loss on ignition 4.0 Max
Chloride % 0.1 Max

Physical Requirements:
Compression strengths
3 days 20 min
28 days not more than 62.5 but not less than 40

Setting Time Mins. -initial 30 mins
-final 600 max

Soundness -Lechatelier 10 Max
Autoclave 0.8 Max
Fineness 225 Min
Grade 43,

Loss on Ignition; not more than5
Magnesium Oxide not more than 6%
SO 3 Not more then 2.5%
Insoluble residue Not more then 3%

Compressive strengths
3 days Not less than 26 Mpa
7 days Not less than 33 Mpa
28 days Not less than 43 Mpa

Please send us detail quote along with cement specification

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