Oxidized Bitumen (Blown Asphalt) Summary of Oxidized Bitumen (Blown Asphalt) Oxidized Bitumen or Blown Asphalt or Blown Bitumen is produced by either Continuous or Staggered Blowing Process. Heated Penetration Grade Bitumen under controlled environment is blown with air which controls the Oil Content in the Bitumen while it oxidized. The different grades for suited applications […]
Blown Asphalt 90/40 General Description of Blown Asphalt 90/40 Blown Asphalt 90/40 is an oxidized asphalt produced by air-blowing selected petroleum asphalts without the addition of catalysts. This type of asphalt has a high softening point, high flash point, and remains stable during the melting process. It is mainly used in the Mediterranean region, particularly […]
