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℃±5℃; (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*080 minutes (4) Power-off protection: Yes;

 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;

 2. Vacuum container

 (1) Cubage: 13 L;

 (2) Medium: air;

 (3) Rated temperature: 170℃±5℃;

 (4) Rated pressure: Absolute pressure 15 KPa;

 (5) Pressure control mode: by a vacuum pressure meter;

 3. Temperature and timer controller: XMT-E 55T2

 (1) Temperature controlling accuracy: ±0.1 ℃;

 (2)Time controlling mode: by buttons;

 4. Size: 560 (Length)×390 (Width)×350 (Height)mm;