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Coal ASTM Standard required large contract

  • Spain Spain  
  • Last Updated:
    Posted on: 23 Jul 2021

RFQ Details

We preferably require an Australian supplier of the following SPEC Coal:---

This is the specification to work to :-
ASTM Standard
Total Moisture (As Received) Max 15% *
Ash (Air Dry Basis) " 17%
Volatiles ( " ) 22-45%
Fixed Carbon ( " ) Min 60%
Total Sulphur (As Received) Max 1%
Gross Calorific Value (Air Dry Basis) -
Gross Calorific Value (As Received Basis) Min 5, 700 Kcal/Kg
Net Calorific Value ( " ) " 5, 350 " +
Size Plus 50 mm Max 5%
Under 20 mm Max 40%
Grindabilty Min 45
Nitrogen (Dry Ash Free Basis) Max 2.4%
Ash Analysis Fe2o3 Max 16%
Na2o " 2%
K2o " 3%
* Total Moisture is acceptable up to Max. 18.5% if ash content is
equal to or less than 10.0%
+ Net Calorific Value = Gross Calorific Value -5.72 (Har x 9) where :
Har = Hd x (100-TM) /100 + 0.1119 x TM
Har = Total hydrogen on as received basis