Cutback Bitumen MC-250

Cutback Bitumen MC-250

MC-250 is a medium curing cutback bitumen that contains 74% bitumen, is black in color and is manufactured strictly as per ASTM D 2027M-13 standard.

Properties Min Max Test Method
Kinematic viscosity at 60°C [140°F], mm2/s 250 500 ASTM D2170
Flash point (Tag open-cup), °C [°F] 66[150] ASTM D3143
Distillate test:

Distillate, volume percent of total distillate to 360°C [680°F]:

to 225°C [437°F] 20 ASTM D402
to 260°C [500°F] 5 55 ASTM D402
to 316°C [600°F] 60 90 ASTM D402
Residue from distillation to 360°C [680°F], percent volume by difference 67 ASTM D402
Tests on residue from distillation:
Penetration at 25°C, 120 300 ASTM D5
Ductility at 25°C [77°F], cm 100 ASTM D113
Solubility in trichloroethylene, % 99.0 ASTM D2042
Water, % 0.2 ASTM D95

 

Bitumen-aggregate mixtures

Cold-laid plant mix:

  • Pavement base and surfaces with dense-graded aggregate
  • Patching, immediate use
  • Patching, stockpile

Mixed-in-place (road mix):

  • Pavement base and surfaces with dense-graded aggregate, sand, and sandy soil
  • Patching, immediate use
  • Patching, stockpile

 

 

Bitumen applications

Surface treatment:

  • Prime coat on open surface

 

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