沥青延伸度测定仪 FDL-0231

FDL-0431 Asphalt Rolling Thin Film Oven (85 Type)Application range Asphalt Rolling Thin Film Oven is in accordance with the national industry standards SH/0736, T 0610 "Asphalt rotating film heating test requirements specified JTJ052" of Highway Engineering asphalt and asphalt mixture testing procedures for design and manufacturing.The instrument suitable for measuring the rotation of the road asphalt film heating (referred to the RTFOT) after loss of quality, and in accordance with the need to determine a rotary film heating, changes in properties such as the penetration of the asphalt residue, viscosity, ductility and brittle point, in order to evaluate aging properties of the bitumen.The instrument is also applicable to ASTM D2872 heat and air asphalt mobile film standard test method (Rolling Thin Film Oven Test)Features 1, Asphalt Rolling Thin Film Oven with integrated design, easy operation and maintenance 2、Asphalt Rolling Thin Film Oven with PID temperature control temperature control system, high precision temperature control, stability 3, Asphalt Rolling Thin Film Oven Precision traditional system, speed precise control 4, Asphalt Rolling Thin Film Oven timing system to alarmSpecifications 1、Power supply: AC220V ± 10%; 50Hz. 2 、heating power: 2.4kW. 3、Studio temperature: 163 ℃. 4, temperature accuracy: ± 0.5 ℃. 5, the rotary speed: 15r ± 0.2r/pm. 6, the air flow rate: 4000 ± 200mL / min. 7, timing devices: alarm 85 minutes. 8、Ambient temperature: 5 ~ 50 ℃. 9, relative humidity: ≤ 85%. 10 Total power consumption: not more than 2.6kW


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