Air-cooled Three-chamber Thermal Shock Tester

Application Areas：

For testing the degree to which a material structure or composite material can endure instantaneous and continuous exposure to extremely high and low temperatures in order to test the chemical changes or physical damage caused by thermal expansion and contraction in the shortest possible time. Suitable for testing physical changes in electronics, vehicles, metals, chemicals, building materials, communication components, defence industry, aerospace industry, electronic chips IC, IT, etc.

Product Features:

1, the test system structure design is advanced and reasonable, GB/T 2423.1-2001, GB/T 2423.2-2001, GB/T 2423.22-2001, GJB 150.3-2001;
2, the main functional components of the test chamber used world-famous brand configuration, advanced and reliable technical principles, noise and energy saving to get the best control - its performance can replace similar foreign products;
3, the whole machine refrigeration system using PID algorithm control, without the need to add a heating tube to consume extra power, power saving up to 35%;
4, the equipment has good operability, maintenance, good temperature stability and durability, good safety performance, no pollution of the environment and personal health hazards;
5, change the traditional hot and cold confrontation control method, using the latest cold balance control technology, which can achieve 500 ~ 1000 cycles without frosting, improve efficiency, save test time, more power saving, energy saving, and environmental protection;

Technical Programme:

1. Product name: Three-chamber Thermal Shock Tester
2. Specimen Restriction:
This test equipment prohibits:
Testing or storage of specimens of flammable, explosive, or volatile substances
Testing or storage of corrosive substances
Testing or storage of biological specimens
Testing or storage of specimens from strong electromagnetic emission sources
Testing or storage of specimens of radioactive substances
Testing or storage of specimens of highly toxic substances
Testing or storage of specimens which may produce flammable, explosive, volatile, highly toxic, corrosive or radioactive substances during testing or storage
3. Volumes, dimensions, and weights:
3.1. Nominal internal volume: 80L
3.2. Dimensions of the test chamber: W(500)mm × H(400)mm × D(400)mm
3.3. Overall dimensions: approx. W(1650)mm × H(1780)mm × D(1700)mm
3.4. Weight: 800 KG
4. Performance:
4.1. Test environment conditions Ambient temperature +5~+28℃, relative humidity ≤85%, no specimen in the test chamber
4.2. Test methods: GB/T 2423.1-2001, GB/T 2423.2-2001, GB/T 2423.22-2001, GJB 150.3-2001
4.3. High and low-temperature zone temperature range:     
1. High-temperature zone part: 60℃~200℃
2. Low-temperature zone part: -10℃~-55℃
3. Test area part: 150℃~-40℃
4.4. Temperature test range:
1. High temperature: 60℃~150℃
2. Low temperature: -10℃~-40℃
4.5. High and low temperature transition time ≤10S
4.6. high and low temperature recovery time 3~5min (under non-linear no load)
4.7. Control Accuracy Temperature: ±0.2℃ 
(refers to the difference between the controller set value and the controller measured value)
4.8. Temperature fluctuation: ≤ 0.5℃ (temperature fluctuation is half of the difference between the highest and lowest measured temperature at the centre)
4.9. Temperature error: ≤±1℃ (the average temperature of the displayed value of the studio temperature controller minus the average temperature measured at the centre point)
4.10. Temperature uniformity: ≤ 2.0°C (temperature uniformity is the arithmetic mean of the difference between the highest and lowest temperatures measured in each test)
4.11. Pre-heating zone heating rate ≥3°C/min (non-linear)
4.12. Pre-cooling zone cooling speed ≥2℃/min (non-linear)
4.13.Working noise:
    A sound level ≤70dB(A) 
(measured in the ring temperature of 25 ℃, echo less sound insulation room; using A weighting, test the average of 8 points; each test point level from the noise source 1 m, height from the ground 1 m)
4.14. Meet the test method.
GB/T2423.1-2008(IEC60068-2-1:2007) Low temperature test method Ab
GB/T2423.2-2008(IEC60068-2-2:2007) High temperature test method Bb
GB2423.22-87 Test method for temperature change
GJB150.5-86 Temperature shock test
GJB360.7-87 Temperature shock test
GJB367.2-87 Temperature shock test
(Heat capacity per cubic metre of load not greater than 35kg/m3 steel, wet and heat test without active wet and heat load)