CDW-196 type impact testing low-temperature meter/machine is a comperssor refrigeration equipment, which is the Company developped  in accordance with GB229-94 < Metallic materials -Charpy notch impact test>   with requirements of latest research and development. The device used liquid nitrogen refrigeration technology, with the principle of heat balance and circulation mixing method to achieve uniformity of the sample auto-cooling, temperature and fully meet the national standard GB229-94  of temperature indicators for the provisions . The equipment is simple, convenient and efficient , it  is the ideal cooling equipment . At the same time, it can also be used for other low-temperature detection and testing.

Main technical parameters
1. Temperature range: +30 ~ -196
2. Temperature accuracy: < +- 2
3. Cooling speed: +30 ~ -196 about 8 / min
4. Maximum dimension: 700 * 600 * 800mm (L*H*W)
5. Studio Dimensions: 220*170*120mm (L*H*W)
6. Quantity of specimen can be loaded: > 60 (Specimen size: 10*10*55mm)
7. Digital timer: 1 minute ~ 99 minutes, resolution 1 min
8. Cooling medium: liquid nitrogen
9. Working power: 220V ~ 240V, 50Hz, 2. 5kW