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Coal Product

 

SMC is the largest producer of sub-bituminous coal in the Philippines. Coal produced by SMC has a heating value ranging from 8,600 to 10,450 BTU/lb. Other typical parameters include moisture ranging from 11-15 %, ash content between 5 - 10 %, and sulfur content ranging from 0.3 – 0.9 %. These specifications make Semirara coal suitable to a wide variety of industries.

 

COAL SHIPMENT QUALITY

SPECIFICATIONS

TYPICAL GRADE

POWER PLANT GRADE

 

CEMENT PLANT GRADE

                       

Gross Caloric Value, Btu/lb (air dried)

8,650

-

10,450

8,650

-

9600

 

9,600

-

10,450

Proximate Analysis (air dried, ASTMD3172)

                   
 

Ash, %

5

-

10

9

-

18

 

5

-

10

 

Fixed Carbon, %

32

-

45

32

-

41

 

39

-

45

 

Volatile Combustible Matter

34

-

42

34

-

41

 

34

-

42

Total Sulfur, % (air dried, ASTMD2015)

0.30

-

0.90

0.40

-

0.90

 

0.30

-

0.50

Total Moisture, % (as received)

20

-

28

20

-

28

 

21

-

27

Residual Moisture, (air dried), %

11

-

15

11

-

15

 

11

-

15

Hardgrove Grindability Index

40

-

50

40

-

50

       

Ash Fusion Temperature, OC

                   
 

Initial Deformation Temperature, OC

1,120

-

1,300

1,120

-

1,300

       
 

Hemispherical Temperature, OC

1,140

-

1,380

1,140

-

1,380

       
 

Flow Temperature, OC

1,170

-

1,490

1,170

-

1,490

       

Elemental Ash Analysis, % (dry basis)

                   
 

Sodium (Na2O)

2.00

-

9.00

2.00

-

4.00

       
 

Potassium (K20)

1.00

-

2.00

1.00

-

2.00

       
                       
                       
                       

*

Based on 2005-2006 shipments

                   

 

Semirara Mining Corporation 2F DMCI Plaza Building, 2281 Chino Roces Avenue Extension, Makati City, Philippines 1231 Telephone: (+632) 888-3055 Fax No.: (+632) 888-3955