Slow Curing Cutback Bitumen has specific viscosity of 300 at 60 degree C. The Bitumen is used with aggregates containing practically no fine aggregates passing through 2.36 mm sieve. The Bitumen is available in a kinematic viscosity range of minimum 30 CST and maximum 60 CST at 60 degree C. Slow Curing Cutback Bitumen is provided with trichloroethylene which is soluble in water.