Saturday, January 28, 2012

Grade A Coking Coal Spec - 2M mt Per Month

This is an excerpt from a 4 page
COAL SUPPLY AGREEMENT
Exhibit A

Offering of Coking Coal – Cargo No. 5 – Contract
Quality Specifications:

Parameter Indicated Guarantee Reject
Total Moisture (as rec), %7.0 8.5 max. > 10.5
Ash (as rec), % 6.4 6.5 max. > 7.5
Sulfur (as rec), % 0.91 0.92 max. > 1.00
Volatile Matter (as rec), %26.80 27.00 max > 28.50

Free Swelling Index(FSI)8.0 ------ < 7.0
Relative Degree of Oxidation, %95.0 ------ < 90.0
Caking Index (G) * 85 ------ ------
Plastometric Shrinkage (X), mm **25.0 ------ ------
Max. Plastic Layer Thickness, (Y), mm** 15.0 ------ ------

Maximum Fluidity, DDPM 1,000 ------ < 500
Arnu Dilatation +40-70 ------ ------
Sole Oven Test (52:2.0) -10 to -15% ------ ------
Reflectance 1.10-1.20 ------ ------

Phosphorus Pentoxide (P2O5), %(in ash)0.20-0.30 ------ ------
Alkalies (K2O + Na2O), % (in ash) 2.95-3.40 ------ ------
Sizing % Passing 50mm 95 ------ ------

* Method/Standard No. GB/T 5447-1997 ** Method/Standard No. GB/T 479-2000

No comments:

Post a Comment