Solid Energy New Zealand Limited. Typical Stockton Coking Coal Specifications Typical Guaranteed MOISTURE (%) Total
7.8
PROXIMATE ANALYSIS (air dried basis) (%) Ash Inherent moisture Volatile Matter Fixed Carbon
2 to 5 1.5 32.0 by diff.
ULTIMATE ANALYSIS (dry mineral matter free) (%) Carbon Hydrogen Nitrogen Sulphur Oxygen
86.7 5.6 1.2 1.8 4.7
ASH ANALYSIS SiO2 Al2O3 Fe2O3 K2O TiO2 CaO P2O5 Na2O Mn3O4 MgO SO3 Other
48.90 32.60 7.60 2.50 2.20 1.20 0.68 0.67 0.43 0.43 0.01 2.78
8.0
approx.
80 to 95
CHEMICAL ANALYSES Sulphur (air dried basis) (%) Total Sulphur Chlorine (%) Phosphorus (%)
1.5 to 3 0.06 very low
SWELLING, CAKING & PLASTOMETRIC TESTS Crucible Swelling Number Grey King Coke Type
9 G10
AUDIBERTSoftening ARNU DILATOMETER Temperature VALUES (degrees 405 C) Temperature of max contraction 435 Temperature of max dilatation 485 Maximum Contraction (%) 29 Maximum Dilatation (%) 135 Total Dilatation (%) 164 17-Nov-09
SPECIFIC ENERGY Gross Air Dried
8,120
MACERAL ANALYSIS (%) Vitrinite Exinite Inertinite Mineral Matter
96 1 1 2
Shapiro & Gray Reactives
97
Shapiro & Gray Inerts
3
Coking Pressure (PSI)
31 13 11 18 27
Hardgrove Grindability Index
405 454 490 85 500 2.7
REFLECTANCE (%) Mean Maximum Reflectance
PHYSICAL ANALYSES Size Analysis (%) 6.3-50mm 3.35-6.3mm 2-3.35mm 1-2mm Below 1mm
Typical GIESELER PLASTOMETER VALUES (degrees C) Initial Softening Temperature Maximum Fluidity Temperature Resolidification Temperature Plastic Range Maximum Fluidity Log Maximum Fluidity
7
1.15 0