I. Main technical features
1. Using high precision temperature controller, the temperature setting is convenient and the temperature control precision is high.
2. Equipped with cold light source and magnifying glass, easy to use and operate.
3. Equipped with penetration display, the data is stable and accurate, easy to observe.
4. It has the function of coarse and fine adjustment of lifting frame, which is convenient for the needle point to align with the sample plane.
II.Main technical specifications
1.Power supply: AC（220±10％）V, 50Hz;
2.Measurement range: 0 penetration～600 penetrations;
3.Resolution: 0.1 penetration(0.01mm);
4.Timing range: 5s, 8s, 10s, 12s, 30s, 60 s, and the error is less than ±0.1 s;
5.Power consumption: 200W;
6. Temperature control accuracy: 25 ℃± 0.1 ℃
7. Constant temperature bath: hard glass chamber
8. Stirring: magnetic stirrer, rotary stirring
9.Working environment: Temperature: (15～35)℃;Relative humidity：≤85%
11.Dimension: 260mm×400mm×640mm;(L*W*H)
12. Net weight: 16kg.
Optional:
1.Bitumen penetration test devices
2. Grease cone penetration test devices
3. Paraffin needle penetration test devices
