产品介绍

Summary

This system is designed and made as per industrial standardsT 0630-2011 Accelerated Aging Test for Bitumen by Pressure Aging VesselinJTG E20-2011 Standard Test Methods of Bitumen and Bituminous Mixtures for Highway Engineeringand. SH/T 0774-2005Standard practice for accelerated aging of asphalt binder using a pressurized aging vessel (PAV). It also refers to standardsASTM D6521andAASHTO PPI. It covers the accelerated aging (oxidation) of asphalt binders by means of pressurized air and elevated temperature.

I. Main technical features

1. This system is composed ofPAV-1-1 pressuring aging vessel and PAV-1-2 aging vacuum vessel.

2. This system is equipped with a PC. The high pressure aging test is controlled by a PC. All test procedures can be controlled by a PC. 

II. Main technical specifications

(1) PAV-1-1 pressuring aging vessel

1. Power supply: AC 220 V±10%, 50 Hz

2. Total power consumption: 2kW

3. Fuse rated current: 15A

4. Working medium: compressed air

5.Working temperature:（90～110）℃±0.5℃

6. Working pressure: 2.1MPa±0.1MPa; Actual pressure control (2.100MPa ± 0.015MPa)

7. Bursting pressure of safety bursting disc: 2.6 MPa

8. Temperature control accuracy: ±0.1℃

9. Section time: for LIDA temperature control meter, maximum is 9999Min.

10. Dimension: 680mm×495mm×565mm

(2) PAV-1-2 aging vacuum vessel

1. Power supply: AC 220 V±10%, 50 Hz

2. Total power consumption: 2kW

3. Fuse rated current: 15A

4. Working medium:  air

5.Working temperature: 170℃± 5℃

6. Working pressure: Absolute pressure15MPa

7.Pressure control method:Digital vacuum pressure gauge

8. Temperature control accuracy: ±0.1℃

9. Time control method: Key 

10. Dimension: 560mm×430mm×440mm