TK-Q61 concrete strength tester is used to test compressive strength of concrete by two ways: rebound and ultrasonic-rebound method. Also, it can be used to test sound time and speed in concrete.
| Permissible sound time error : | ±0.1μs |
| Sensor frequency : | 50KHz |
| Rebound kinetic energy : | 2.207J |
| Rebound springs Rigidity: | 785.0±40.0(N/m) |
| Rebound bar impact length : | 75.0±0.3 mm |
| Rebound value permission error: | ≤±1 |
| Average rebound value on Calibration anvil: | 80±2 |
| Temperature: | -4°C~+40°C |
| LCD screen: | 160×128(10×8cm) |
| Power: | 6 dry cells,work more than 10 times |
| Size and: | 205mmX173mmX86mm |
| Weight: | 850g |
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