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DWC-196S Liquid nitrogen refrigeration low temperature chamber

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Introduction:

Low temperature impact test is a very important test, especially when the test temperature is in the brittle transition temperature range of the test material. A small change in the test temperature will cause a huge change and abrupt jump in the test data, so the low temperature device is very important.

DWC-196S adopts liquid nitrogen refrigeration and is equipped with a specially produced liquid nitrogen dewar. It uses the ultra-low temperature performance of liquid nitrogen and the principle of thermal balance to achieve automatic and uniform cooling of the sample. All temperature control indicators can be completed and meet the national standards. It can also meet the American and European standards ASTME23-02a, EN10045, ISO148, ISO83 and other international standards.

The low temperature tank is controlled by single-chip microcomputer technology, digitally displays temperature values, automatically controls temperature, automatically times and automatically alarms. It is easy and safe to operate, has fast cooling speed, large volume and high temperature control accuracy. It is an ideal sample cooling and insulation equipment for low temperature impact tests of metal materials. It can also be used for other low temperature detection and testing work.

Test standards:

ISO148, ISO83, ASTM E23-02a, EN10045, GB/T229-2009

Main technical parametro:

Item

Specificazione

Temperature control range

0~-196℃  (room temperature≤25℃)

Constant temperature accuracy

<±0.7℃

Maximum dimensions

740×610×850 mm(L*W*H)

Effective working space

150×140×120mm(L*W*H)

Number of samples that can be loaded

120个(Impact specimen size:10×10×55mm)

Digital timer

1s~99m,resolution 1s

Digital display resolution

0.1℃

Cooling medium

Liquid nitrogen

Stirring motor

8W

Working power supply

220~240V, 0.5KW (customized)

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