A grade of 60/70 bitumen means the penetration value is in the range 60 to 70 at standard test conditions which usually used as a Paving Grade. Bitumen 60/70 is applicable for the production of...
Penetration bitumen grade that has a more common use compared to other qualities is Penetration Bitumen 60/70. PENETRATION BITUMEN 60/70 as the name implies, this grade has a penetration between 60...
Specifications of Bitumen 60/70: PROPERTY UNIT 60/70 TEST METHODS Specific Gravity @ 25°C - 1.01 – 1.06 ASTM D-70 Penetration @ 25°C, 100gm, 5 Sec 0.1MM 60 – 70 ASTM...
Penetration Bitumen is refined residue from the distillation process of selected crude oils manufactured at refinery. The refined residue is vacuum bottom (VB) and the output of production with a...
The penetration grading system was developed in the early 1900s to characterize the consistency of semi-solid asphalts. Penetration grading quantifies the following asphalt concrete characteristics:...
Hence the softer the bitumen, the greater will be its number of penetration units. Properties Specifications Test Method BITUMEN 60/70 Softening Point °C Penetration 25 °C Ductility 25...
bitumen, is a sticky, black and highly viscous liquid or semi-solid form of petroleum. It may be found in natural deposits or may be a refined product; it is a substance classed as a pitch. Until the...