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HDSXM-III Digital Display Maximum Theoretical Relative Density Tester for Asphalt Mixtures
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HDSXM-Ⅲ Digital Display Maximum Theoretical Relative Density Tester for Asphalt Mixtures
Main features
This instrument is suitable for determining the theoretical maximum relative density of asphalt mixtures using the vacuum method. It is used for asphalt mixture mix design, pavement condition surveys, quality management during pavement construction, calculation of void ratio and compaction degree, and is a standard product specified in the newly issued JTG E20-2011 “Test Procedures for Asphalt and Asphalt Mixtures in Highway Engineering.”
Product Patent Number: ZLO2219706.0
Instrument features: Automatic control throughout the entire process—including automatic positioning of the negative-pressure container, vacuuming, pressure adjustment, vibration, timing, and exhaust rate!
Main Technical Parameters
1. Negative-pressure container: ∮185 × 195 (Class A)
2. Negative pressure control accuracy: 3.7 ± 0.3 kPa
3. Operating temperature range: 10℃ to 40℃
4. Automatic pressure relief rate: <0.8 kPa/s
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