No. |
Designation |
Grades & Requirements |
Test Method |
||||||
PMB 120 |
PMB 70 |
PMB 40 |
|||||||
1 |
Penetration at 25 °C |
90-150 |
50-90 |
30-50 |
IS 1203-1978 |
||||
2 |
Softening point, ( R & B ), C Min. |
50 |
55 |
60 |
IS 1205-1978 |
||||
3 |
Elastic recovery of half thread in Ductilometer at 15 °C, % Min. |
70 |
70 |
70 |
IS 15462-2004 |
||||
4 |
Flash point °C Min. |
220 |
220 |
220 |
IS 1209-1978 |
||||
5 |
Separation difference in softening point, ( R & B ) °C Max. |
3 |
3 |
3 |
IS 15462-2004 |
||||
6 |
Thin Film Oven Test (TFOT) on residue |
||||||||
a). Reduction in Penetration of residue at 25 °C, Min. % of original |
35 |
35 |
35 |
IS 1203 – 1978 |
|||||
b). Increase in softening point, °C Max. |
7 |
6 |
5 |
IS 1205 – 1978 |
|||||
c). Elastic recovery of half thread in Ductilometer at 25 °C, % Min. |
50 |
50 |
50 |
IS 15462 -2004 |
Direct call and whatsapp numbers
UAE(Dubai):00971543033231(ATDM) is Gilsonite miner located in Hakkari near to Iraq boarder.