CHARACTERISTIC |
GRADES AND REQUIREMENTS |
METHOD OF TEST, REF TO. |
TESTS TO BE CARRIED OUT ON ORIGINAL BINDER |
PMB 60-10 |
PMB 70-10 |
PMB 76-10 |
Annex |
IS/ASTM |
Softening point (R and B), °C, Min |
60 |
65 |
70 |
-- |
IS 1205 |
Elastic recovery of half thread in ductilometer at 15°C, percent, Min ductilometer at 15°C, percent, Min |
70 |
70 |
70 |
Annex A |
-- |
Flash point, COC, °C, Min |
230 |
230 |
230 |
-- |
IS 1209 |
Viscosity at 150°C, Pa.s, Max |
1.2 |
1.2 |
1.2 |
-- |
ASTM D 4402 |
Complex modulus (G*) divided by Sin delta (G*/sin δ) as Min 1.0 kPa, 25 mm Plate, 1 mm Gap, at 10 rad/s, at a temperature, °C |
64 |
70 |
76 |
Annex B |
-- |
Phase Angle (δ), degree, Max |
75 |
75 |
75 |
Annex B |
-- |
Separation, difference in softening point (R&B), °C, Max |
3 |
3 |
3 |
Annex C |
-- |
FRAASS breaking1) point, °C, Max |
-10 |
-10 |
-10 |
-- |
IS 9381 |
Loss in mass, percent, Max |
1.0 |
1.0 |
1.0 |
-- |
IS 9382 |
Complex modulus (G*) divided by Sin delta (G*/sin δ) as Min 2.2 kPa, 25 mm Plate,1 mm Gap, at 10 rad/s at a temperature, °C |
64 |
70 |
76 |
Annex B |
-- |
a) Standard Traffic (S) Jnr3.2, Max 4.5 kPa-1 Jnrdiff, Max 75 percent Test Temperature, °C |
64 |
70 |
76 |
Annex D |
-- |
b) Heavy Traffic (H) Jnr3.2, Max 2 kPa-1 Jnrdiff, Max 75 percent Test Temperature, °C |
64 |
70 |
76 |
Annex D |
-- |
c) Very Heavy Traffic (V) Jnr3.2, Max 1 kPa-1 Jnrdiff, Max 75 percent Test Temperature, °C |
64 |
70 |
76 |
Annex D |
-- |
d) Extremely Heavy Traffic (E) Jnr3.2, Max 0.5 kPa-1 Jnrdiff, Max 75 percent Test Temperature, °C |
64 |
70 |
76 |
Annex D |
-- |
Sin delta (G*sin δ) as Max 6 000 kPa, 8 mm Plate, 2mm Gap, at 10 rad/s at a temperature, °C |
31 |
34 |
37 |
Annex C |
-- |