ABN Coal

ABN's five coal brands, ABN52 ,ABN56 RS, ABN56 HS, ABN 58 and ABN59 LS , are respectively named after their typical calorific value (Gross as received basis).

Product Specification

Thermal coal Specfication

The following specifications are measured in accordance with ASTM standards

ABN 56 RS Specification

Proximate Analysis

Calorific Value	GAD	kcal/kg
Calorific Value	GAR	kcal/kg
Calorific Value	NAR	kcal/kg
Total Moisture	GAR	%
Inherent Moisture	GAD	%
Ash	GAD	%
Volatile Matter	GAD	%
Total Sulphur	GAD	%
Hardgrove Index

	Typical

	6100
	5600
	5300
	20
	13
	6
	40
	0.8
	45

	Rejection


	< 5400
	< 5100
	> 22

	> 8

	> 1
	< 42

	Sizing

	0 x 50mm	%
	0 x 2mm	%

	Typical

	100
	15

	Rejection

	< 95
	>20

	Ash Fusion Temps.

	Initial Deformation	OC
	Spherical	OC
	Hemispherical	OC
	Flow	OC

	Typical

	1280
	1300
	1320
	1350

	Rejection

	< 1170
	< 1250

Ultimate Analysis

Carbon	DAF	%
Hidrogen	DAF	%
Nitrogen	DAF	%
Oxygen	DAF	%

	Typical

	75
	5
	1.7
	18.3

Ash Constituents

SiO₂	DB	%
Al₂O₃	DB	%
Fe₂O₃	DB	%
CaO	DB	%
MgO	DB	%
SO₃	DB	%
TiO₂	DB	%
Na₂O	DB	%
K₂O	DB	%
P₂O₅	DB	%
Other	DB	%

	Typical

	56
	25
	10.5
	2
	1
	1.8
	1.2
	0.3
	1.6
	0.5
	0.1

Trace Elements

Selenium	DB	ppm
Boron	DB	ppm
Arsenic	DB	ppm
Mercury	DB	PPM
Chlorine	DB	ppm
Nickel	DB	ppm
Flourine	DB	ppm
Phosphorus	DB	ppm

	Typical

	0.2
	90
	1
	0.03
	55
	4
	70
	80

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