BS group Bitumen MC30 is Medium-Curing Cutback Bitumen. Cutback asphalt use is restricted to patching materials for use in cold weather cutback,

BS group Bitumen MC70 is medium curing (MC) cut-back asphalt. Cutback bitumen MC-70 is dissolved of bitumen in solvents of kerosene.

BS group Bitumen MC250 is medium curing (MC) cut-back asphalt consisting of penetration grade asphalt cement and diluent or cutter of medium volatility.

BS group Bitumen MC800 is dissolved of bitumen in solvents of kerosene. In many countries, kerosene and other volatile petroleum-derived products are added as a cutter

BS group Bitumen MC3000 is the Medium-Curing type of cutback bitumen that dissolved of bitumen in solvents of kerosene.