60 / 70 Asphalt Cement

Product Name: 60/70 Asphalt Cement

Origin: Produced by blending refinery bitumen, a heavy oil residue from the refining of
crude petroleum, with naturally occurring Trinidad Lake Asphalt.

Other Names: Trinidad Modified Asphalt (TMA), Trinidad Lake Asphalt Cement, Modified
Asphalt, 60/70 Pen. Asphalt Cement.

Composition: Homogenous blend of 27-37% Trinidad Lake Asphalt and 63-73% Refinery
Bitumen

Approximate Percentages of Components:

Bitumen Content	77 – 90%
Mineral Matter	7.5 – 19%
Water of Hydration of Minerals	1.2 – 1.6%
Other Organic matter	0.9 – 1.2%

2. Physical and Chemical Properties
Appearance: A semi-solid, brown to black material

Properties:

Penetration	(25 oC) - 60 - 70
Specific Gravity	(25 oC) - 1.10– 1.15g/cm3
Softening Point	(R & B) - 45 – 50oC

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60 / 70 Asphalt Cement