I.Product standard

1) DSHD-0719A  Automatic Wheel Tracking Tester is designed as per T0719 “Bituminous Mixture Wheel Track Test” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering.

2) DSHD-0719A  Automatic Wheel Tracking Tester is a research type,which can be used for colleges and universities as well as scientific research institutes to make research on the resistance to rutting of bituminous mixture at high temperature.

3) DSHD-0719A  Automatic Wheel Tracking Tester can be applied to manufacturing companies and construction companies to determine the resistance to rutting of bituminous mixtures at high temperature.

III.Main technical parameters

1. Applicable standards: JTJ052 T0719-2000;

2. Rolling speed of roller: 42±1 times/minute (one way);

3. Moving distance of test vehicle: 230±10mm;

4. Hardness of rubber of rolling wheel: 78±2 (International Standard Hardness);

5. Pressure between rolling wheel and test mold: 0.7±0.05Mpa (60 ℃);

6. Measurement range of displacement: 0~30 mm;

7. Measurement accuracy of displacement: less than ±0.005 mm;

8. Test duration: 60~240min;

9. Temperature controlling range of constant temperature case: room temperature~80℃; Accuracy is

±0.5℃;

10. Power supply: 380 V, 50 Hz;

11. Size of main unit: 1510mm*1058mm*1460mm;

12. Weight: 300 kg;

13. Size of test mold: 300mm×300mm×50mm; It can be used to make rutting test for test sample of 30~150mm in thickness.