Asphalt (blown)

Name:
Asphalt (blown)
Detailed information:
(mineral rubber; oxidized asphalt; hard hydrocarbon).

Properties:

Black, friable solid obtained by blowing air at high temperature through petroleum-derived asphalt with subsequent cooling. Penetration value 10–40, softening point 85 to 121C.Combustible.

Use:

Primarily roofing, as diluent in low-grade rubber products and as thickener in oil-based drilling fluids.