JTG E20-2011 / T0702, ASTM D1559, AASHTO T245


This instrument is used to perform the asphalt Mashall stability test for both specimens with diameters of Φ101.6mm and Φ152.4mm according to the standard test methods.

Main technical specifications

1. Lifting speed of breaking head: 50±5mm/min
2. Maximum distance: 70mm
3. Force measuring range: 0~40.00kN
4. Flow value measuring range: 0~20.00mm
5. Force testing precision: ±0.1kN
6. Flow value measuring precision: 0.01mm
7. Maximum force loading: 50kN
8. Motor: 220V, 0.37KW, 1440rpm.
9. Power supply: AC220V±10%, 50Hz

Main technical features

1. It achieves automatic loading, stopping, data collecting and displaying, peak value detecting and printing. No need for manual intervention. Easy to use.
2. All electronic components adopts military class. Good working performance.
3. Modularization design. All modules are independent. Easy to maintain and repair.