Usages and characteristics
The CDW-802XT low-temperature impact testing instrument is a compressor refrigeration equipment newly developed by our company according to the requirements of JB5376-91 "Technical Conditions for Low Temperature Bath" and GB/T 229-2007 "Charpy Notch Impact Test Method for Metal Materials". The equipment achieve automatic uniform cooling and constant temperature of the sample, which can fully meet the national standard GB/T 229-2007, American standard ASTM E23-02a, European standard EN10045 , ISO148 and other relevant standards specified in the relevant temperature control indicators. The device can realize digital display temperature value, automatic temperature control, automatic timing, automatic alarm and other functions.
Main technical parameters
| Temperature range |
Room temperature~ -80 ℃ |
| Temperature accuracy |
± 0.5 ℃ |
| Uniformity |
1℃ |
|
Cooling speed
(when room temperature 25℃)
|
Room temperature ~ 0 ℃ about 1.2 ℃ / min
0 ℃ ~ -40 ℃ about 1.0 ℃ / min
-40 ℃ ~ -60 ℃ about 0.9℃ / min
-60 ℃ ~ -80 ℃ about 0.8 ℃ / min
|
| Maximum external size |
1135 *1100*1200mm (l* w * h) |
| Cooling tank size |
350 * 300 * 150mm (l * w* h) 2pcs |
| Effective size |
250 * 200 * 140mm (l * w * h) |
| Cooling medium |
99% ethanol or other ice-free liquid,
about 15L*2 pcs
|
| Working power |
AC 380V, 50Hz, 8kW |
| Operating environment temperature |
5℃~30 ℃ |
