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Product Description
DSHD -0719 Automatic Wheel Tracking Tester
I.Product standard:
1) DSHD -0719 Automatic Wheel Track tester is made as per T0719 in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering.
2) DSHD -0719 Automatic Wheel Track tester is specially applied to determine the resistance to rutting of bituminous mixture at high temperature.
3) DSHD -0719 Automatic Wheel Track tester can also be used as an auxiliary check method during bituminous mixture ratio design.
Technical Data Sheet
II.Technical parameters
| SN. | Item | Parameter |
| 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 |
