KOEHLER Breaking Point of Bitumen Apparatus. Determines the breaking point of solid and semi-solid bitumens. A thin steel plaque is coated with the sample and flexed in a bending apparatus at descending temperatures until cracks appear in the sample coating. Consists of two concentric borosilicate glass tubes with movable steel plate holders. A cone-and-peg mechanism moves...
KOEHLER Breaking Point of Bitumen Apparatus. Determines the breaking point of solid and semi-...
