Aim Refinery
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Heavy hydrocarbon MIB4
 Specification unit Range Value
Density Kg/m3 800-820 804
Total Sulfur Wt% Max 0.5 0.227
Distillation Range
IBP C 135-155 TBR
30% C 160-200 TBR
50% C 170-250 TBR
90% C >390 TBR
FBP C – TBR
Flash point, closed cup C 45-50 46
Solvent Hydocarbon
Specification Unit Limit Test Method
Density @ 15 C Kg/m3 775min ASTM D1298
Distillation ASTM D86
I.B.P C 142-158 ASTM D86
10% C 158 min ASTM D86
50% C 185 max ASTM D86
90% C 205max ASTM D86
FBP C 250 max ASTM D86
Color Saybolt — 25 min ASTM D156
Odor — Merchantable —
Flash point tag C 38 min ASTM D56
Corrosion – 3hrs @ 100 C — 1a ASTM D130
Sulphur total Wt% 0.1 ASTM D1266
Doctor test — Negative ASTM D4952
Fuel Oil 380 CSt
Specification Unit Limit Test Method
Density @15 C Kg/m3 Max 998 ASTM D-1298
Kinematic viscosity @ 50 C CST Max 380 ASTM D-445
Pour point C Max 32 ASTM D-97
Flash Point C Min 60 ASTM D-93
Sulfur Total Wt% Max 3.5% ASTM D-1552
Carbon Residue ( Conrandson) Wt% Max 15% ASTM D-189
ASH Wt% Max 0.15% ASTM D-482
Water Vol% Max 1.0% ASTM D-1796
Colorific Value ( higher) Mj/Kg Min 41.7 Calculated
Fuel Oil 180 Cst
Specification Unit Limit Test Method
Density @15 C Kg/m3 Max 991 ASTM D-1298
Kinematic viscosity @ 50 C CST Max 180 ASTM D-445
Pour point C Max 32 ASTM D-97
Flash Point C Min 60 ASTM D-93
Sulfur Total Wt% Max 3.5% ASTM D-1552
Carbon Residue ( Conrandson) Wt% Max 15% ASTM D-189
ASH Wt% Max 0.15% ASTM D-482
Water Vol% Max 0.5% ASTM D-1796
Colorific Value ( higher) Mj/Kg Min 41.7 Calculated
Light Hydrocarbon
Specification unit Limit Test Method
Density @ 15 C Kg/m3 720-775 ASTM D1298
RON — Min 87 ASTM D2699
Distillation ASTM D86
I.B.P C 35-45 ASTM D86
10% C 55-65 ASTM D86
50% C 80-90 ASTM D86
90% C 145-155 ASTM D86
FBP C 200 max ASTM D86
Aromatics total V/V% 35 max ASTM D6839
Benzen content V/V% 1 max ASTM D 6277
Oxygen content M/M% Max 2.7% ISO 22854
Corrosion – 3hrs @

100 C

 — 1a ASTM D130
Sulphur total ppm 100 ASTM D1266
Doctor test — Negative ASTM D4952
Naphtha Analysis
Specification unit Limit Test Method
Density @ 15 C Kg/m3 710-725 ASTM D1298
RON — Min 75 ASTM D2699
Distillation ASTM D86
I.B.P C 35-45 ASTM D86
10% C 55-65 ASTM D86
50% C 85-95 ASTM D86
90% C 145-165 ASTM D86
FBP C 175 max ASTM D86
Aromatics total V/V% 15 max ASTM D6839
Benzen content V/V% 2 max ASTM D 6277
Corrosion – 3hrs @

100 C

 — 1a ASTM D130
Sulphur total ppm 500 ASTM D1266
Doctor test — Negative ASTM D4952
Heavy End
Specification unit Limit Test Method
Density @ 15 C Kg/m3 800-820 ASTM D1298
Distillation ASTM D86
I.B.P C 155-170 ASTM D86
10% C 175-190 ASTM D86
50% C 215-235 ASTM D86
90% C 295-310 ASTM D86
FBP C 315-335 ASTM D86
Percentage residue % 2.9 max ASTM D 86
Odor — Merchantable —
Flash point tag C 55 min ASTM D56
Corrosion – 3hrs @ 100 C — 1a ASTM D130
Sulphur total Wt% 0.25 Max ASTM D1266
Doctor test — Negative ASTM D4952
Ultra Low Sulfur Fuel oil
Specification Unit Limits ( RMD80) Value Test method
Viscosity @ 50 C Mm2/s

(Cst)

 Max. 80 20-35 ASTM D445
Density @ 15 C Kg/m3 Max 975 860-

900

 ASTM D

1298
Sulfur Wt% Max. 0.5 <0.5 ASTM D4924
Flash Point C Min. 60 >60 ASTM D93
H2s mg/Kg Max 2.0 0.5-2 –
Acid number mg KOH/g Max 2.5 <2 ASTM D664
Total Sediment Aged mass % Max. 0.1 <0.1 –
Micro Carbon Residue mass % Max. 14 <10 ASTM D

4530
Pour point  

C

  

30

  

9-18

  

ASTM D97
–     Winter
–     Summer C 30 9-18 ASTM D97
Water Volume % 0.5 <0.5 ASTM D95
ASH Mass % 0.1 <0.1 ASTM D482
Vanadium Mg/kg 150 <100 –
Sodium Mg/kg 100 <100 –
Aluminum + Silicon Mg/kg 40 <40 ASTM D5184
Used Lubricating Oil

–          Calcium + phosphorus

–          Calcium + Zinc

  

Mg/kg Mg/kg

 The fuel shall be free of

ULO

A fuel shall be considered to contain ULO when

  

<15

<15

  

–

–
either one of the following
conditions is met:
Calcium > 30 and zinc >
15 or calcium > 30 and
phosphorus > 15