Manufacturer of straight asphalt bitumen grade 20/30

General description of bitumen 20/30 Hard bitumen but categorized in penetration type 20/30 is a bitumen using as waterproofing and isolation also specially industrial  Softening point and penetration of bitumen 20/30 Penetration grade bitumen supplied by ATDM is pure petroleum grade bitumen, manufactured from vacuum bottom by passing hot air. The bitumen supplied by ATDM is produced from remain …

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