Search Result : natural bitumen

Search Result : natural bitumen


Natural bitumen

Natural bitumen, produced from bituminous rocks and it is a change after more than millions of years of natural mineral precipitation , under pressure and geological changes in the form of mining Having broken from the fine granular powder , light brown , where the asphalt content of about 80% to 85% , the rest are kind of limestone minerals. Quality rock asphalt can be used as a better modifier.I. ATMD natural bitumen characteristicsHigh softening point can significantly improve the high [...]