This system is designed and made as per industrial standards T 0630-2011 Accelerated Aging Test for Bitumen by Pressure Aging Vessel in JTG E20-2011 Standard Test Methods of Bitumen and Bituminous Mixtures for Highway Engineering and SH/T 0774-2005 Standard practice for accelerated aging of asphalt binder using a pressurized aging vessel (PAV). It also refers to standards ASTM D6521 and AASHTO PPI. It covers the accelerated aging (oxidation) of asphalt binders by means of pressurized air and elevated temperature.
Main technical specifications
1. This system is composed of PAV-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.
Main technical specifications
| Model | PAV-1 |
| PAV-1-1 pressuring aging vessel | Power supply | AC(220±10%)V 50Hz |
| Total power consumption | 2kw |
| Working temp. | (90~110)ºC±0.5ºC |
| Working pressure | 2.1MPa±0.01MPa |
| PAV-1-2 aging vacuum vessel | Power supply | AC(220±10%)V, 50Hz |
| Total power consumption | 0.9kw |
| Working temp. | 180ºC±0.5ºC |
| Working pressure | 15kPa |
Shanghai Changji Geological Instrument Co.,Ltd is established in 1998,the former is Shanghai Geological Instrument Factory under the Ministry of the National Geology and Mineral Resource.
Changji has four major series and more than 200 types products: more 140 types petroleum instruments,more 60 types highway instruments,each 10 types for laboratory instruments,Rotary viscosity instruments and geological instruments.Also we develop and produce more than 30 kinds of non-standard instruments according to the clients' special requirements each year.It depends on the complete category products,strong matching capacity and fast development ability,its products are not only widely used in China,but also sold and welcomed in 20 countries.
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