Summary This instrument is designed and made as per industrial standardT 0613 Standard test method for breaking point of bitumen by Fraass method in JTG E20-2011 Standard Test Methods of Bitumen and Bituminous Mixtures for Highway Engineering.
Main technical specifications 1. The instrument is composed of outer cylinder, temperature preservation cylinder, thermometer, lower plate, upper grip, fixing rod, base, guide rail, sweeping block, handle, steel sheet and so on. 2. The temperature preservation cylinder is a double layer glass cylinder. It is used to place the dry ice and ethyl alcohol mixtures. It is the cooling unit. 3. The lower plate and upper grip are metal sheets. 4. The fixing rod and movable rod are made of fabroil. 5. The base, guide rail, sweeping block and handle are used to changer the relative position of fixing rod and movable rod to make the sample sheet bending. 6. Thermometer: -38ºC~+30ºC,division value 0.5ºC 7. Size of sample sheet: 41mm×20mm×0.15mm 8. Dimension: Φ150mm×450mm
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