1.Application:
This equipment used liquid nitrogen refrigeration technology, the use of the principle of heat balance and mixing method of circulation to achieve uniformity of the sample auto-cooling and temperature, to fully meet the temperature indicators of national standard GB229-2007 of the provisions.
The equipment is simple, convenient and efficient for working, which is the ideal equipment of specimen cooling and insulation for low-temperature impact testing.
At the same time, it can also be used for other low-temperature detection and testing.
2.Standards:
ASTM, E23-02a, En10045, ISO83, GB/T229-2009.
3.Main Specifications:
| Model | DWC-196 |
| Cooling Range | +30°C ~ -196°C |
| Constant Temperature Accuracy | ±2°C |
| Digital Display Thermometer | Resolution 0.5°C |
| Temperature Dropping Speed | ＋30°C～-196°C/About 8°C/min |
| Effective Working Space | 260×160×120mm (Huge Stainless Steel Refrigerator) |
| Specimens Amount | 60 PCS (Impact Specimens Size: 10×10×55mm) |