DSHV-1 Bitumen/Asphalt Pressure Ageing System

DHSV-1 Bitumen Pressure Ageing System is designed and made as per ASTM PS36 and AADHTO PPI.The instrument is applied to evaluate aging of asphalt in the natural environment.

I. DSHV-1-1 Asphalt Pressure Aging Case

1. Power supply:
   (1) Power supply: AC 220V±10%, 50 Hz;
   (2) Rated power: 1.1 kW;
   (3) Rated current of fuse: 10 A;
2. Pressure container
   (1) Cubage: 13 L;
   (2) Medium: air;
   (3) Rated temperature: 110°C±5°C;
   (4) Rated pressure: 2.1 MPa;
   (5) Design pressure: 2.2 MPa;
   (6) Hydrostatic test pressure: 2.75 MPa;
   (7) Safety valve opening pressure: 2.15 MPa;
   (8) Broken pressure of Safety rupture disk: 2.6 MPa;
3. Pressure controller;
   (1) Type: WP962-2 (WP-D90)
   (2) Accuracy: ±0.01 MPa;
   (3) Timing stage: 64×1080 minutes
   (4) Power-off protection: Yes;
4. Size: 630 (Length)×450 (Width)×500 (Height)mm;

II. DSHV-1-2 Asphalt Vacuum Aging Case

1. Power supply: AC 220V±10%, 50 Hz;
2. Rated power: 0.9 kW;
3. Rated current of fuse: 10 A;
4. Vacuum container
   (1) Cubage: 13 L;
   (2) Medium: air;
   (3) Rated temperature: 170°C±5°C;
   (4) Rated pressure: Absolute pressure 15 KPa;
   (5) Pressure control mode: by a vacuum pressure meter;
5. Temperature and timer controller: XMT-E 55T2
   (1) Temperature controlling accuracy: ±0.1 °C;
   (2)Time controlling mode: by buttons;
6. Size: 560 (Length)×390 (Width)×350 (Height)mm;