The conepenetrometer is newly designed and manufactured according to the industry standard JTJ052-2000 issued by the Ministry of Communications. It is applicable for varieties of tests for asphalt. The device automatically controls temperature and timing. Displacemeter is used for measuring penetration degree to calculate average ＆#118alues automatically. The magnifier with 20 times enlargement and spotlight are equipped, which makes it easy and clear.
Technical parameters:
1. Range of measurement: 0-50mm±0.1mm Accuracy of measurement: ±0.1mm(Minimum testing ＆#118alue display 0.01mm)
2. Total weight of standard index and connection rod 50±0.05g Weight of poise: 50±0.05g
3. Accuracy of temperature control 25℃±0.1℃ Automatic timing 5S, 60S±0.1 Voltage 220V