Call Me: +91-9993299974 
Login  |  Register
coalbazaar.com

Coal Grades

The gradation of non-coking coal is based on Useful Heat Value (UHV), the gradation of coking coal is based on ash content and for semi coking / weakly coking coal it is based on ash plus moisture content , as in vogue as per notification.

Grades of Coking Coal
Grade
Ash Content
Steel Grade –I
Not exceeding 15%
Steel Grade -II
Exceeding 15% but not exceeding 18%
Washery Grade -I
Exceeding 18% but not exceeding 21%
Washery Grade -II
Exceeding 21% but not exceeding 24%
Washery Grade -III
Exceeding 24% but not exceeding 28%
Washery Grade -IV
Exceeding 28% but not exceeding 35%
 
Grades of Non-coking Coal
 
Grade
Useful Heat Value (UHV)(Kcal/Kg)UHV= 8900-138(A+M)
Corresponding
Ash% + Moisture %
at (60% RH & 40O C)
Gross Calorific Value GCV (Kcal/ Kg)
(at 5% moisture level)
A Exceeding 6200 Not exceeding 19.5 Exceeding 6454
B Exceeding 5600 but not exceeding 6200 19.6 to 23.8 Exceeding 6049 but not exceeding 6454
C Exceeding 4940 but not exceeding 5600 23.9 to 28.6 Exceeding 5597 but not exceeding. 6049
D Exceeding 4200 but not exceeding 4940 28.7 to 34.0 Exceeding 5089 but not Exceeding 5597
E Exceeding 3360 but not exceeding 4200 34.1 to 40.0 Exceeding 4324 but not exceeding 5089
F Exceeding 2400 but not exceeding 3360 40.1 to 47.0 Exceeding 3865 but not exceeding. 4324
G Exceeding 1300 but not exceeding 2400 47.1 to 55.0 Exceeding 3113 but not exceeding 3865

Grades of Semi-coking and Weakly Coking Coal


Grade Ash + Moisture Content
Semi coking grade –I Not exceeding 19%
Semi coking grade –II Exceeding 19% but not exceeding 24%

Grades of NEC Coal

Grades UHV (Kcal/Kg) Corresponding
Ash% + Moisture %age
A 6200-6299 18.85 – 19.57
B 5600 – 6199 19.58 – 23.91
coalbazaar,com

Hot Offers

SHREE RAM COAL DEPOT
Commodity Coal
Origin Indian
Location WCL (MP) (NEHARIYA)
Sub Location NEHARIYA
GCV 4300
More Details
SHREE RAM COAL DEPOT
Commodity Coal
Origin Indian
Location WCL (MP) (CHHINDA)
Sub Location CHHINDA
GCV 4350
More Details
BALAJI COAL PVT LTD
Commodity Coal
Origin Imported
Location Kandla Port
Sub Location
GCV 6100
More Details
BALAJI COAL PVT LTD
Commodity Coal
Origin Imported
Location Kandla Port
Sub Location
GCV 5400
More Details
BALAJI COAL PVT LTD
Commodity Coal
Origin Indian
Location WCL (MP) (Nehariya)
Sub Location Nehariya
GCV 4500
More Details

Side Add