ASPHALT

CHARACTERISTICS

• Its other names are: petroleum asphalt, mineral pitch and black top.
• Its color is dark brown or black and is a mixture of aromatic hydrocarbon and paraffin which contains sulfur hydrogen and oxygen.
• It is soluble in carbon disulfide only.

DENSITY

• 1.00

FLASH POINT

• 450 ^OC and its auto ignition temperature is 482 ^OC

HAZARDS

• It is explosive in nature and useful as an electric insulator.

PREPARATION

• It is present in its natural form but also prepared from the residual left after petrol refinement.

PRECAUTION

• Its fumes are dangerous for lungs

Asphalt Uses

• For  paving and road coding, also in roof and wall coding.
• Present in special kinds of paints and adhesives
• This compound is used to reduce the thickness of the cheap grade rubber.

It is also used as a radioactive material destroying agent, anti-corrosion compound, and as a synthetic tariff