High precision temperature sensor, the temperature control accuracy can reach ±0.5°C.Thermal chambers can cover an ultra-wide temperature range from -70°C to 150°C.
Thermal chambers evaluates the performance of test pieces under rapid temperature changes which include gradual and instantaneous processes of temperature change allow the product to undergo repeated heating and cooling processes. In the test of electronic products, the simulated product is exposed to the sun in a day from a cold night environment to a high temperature environment, then the cycle is used to test the reliability, stability and durability of the product under this frequent temperature change, to see whether the product will have performance degradation, material deformation or damage.
Accordingly thermal chambers incorporate thermal cycle chamber and thermal shock chamber. Thermal cycle chamber’s temperature range is from -20 ° C, -40 ° C, -70 ° C (3 options) to 150 ° C with ±2 ° C uniformity and the temperature rise and fall rate is 5 ° C/min, -70 ° C (3 options) to 150 ° C with ±2 ° C uniformity and the temperature rise and fall rate is 5 ° C/min, 10 ° C/min or higher.Thermal shock chamber's upper and lower limit temperature are respectively +220 ° C and -75 ° C.
The application field of thermal chambers covers aerospace, electronics, medicine, materials, food and other industries, and the application way is very wide.
electronic products such as mobile phones, computers, chips and electronic components such as capacitors, resistors and transistors are evaluated used to test performance and under high and low temperature cycles or rapid temperature shocks.
Parts testing: automotive engine, gearbox, brake system and other parts, simulate their working environment under extreme temperature changes, test the durability and reliability.
Vehicle performance evaluation: cold start test, high temperature driving test, etc.
Thermal chambers simulate the rapid temperature change when flying at high altitude, verify the heat resistance, cold resistance and thermal shock resistance of parts, and ensure flight safety.
mechanical properties, thermal properties and electrical properties of materials under high and low temperature cycling or thermal shock can be studied by thermal chambers, and provide theoretical support for the development and application of new materials.
Drugs during storage and transportation,biological sample preservation are tested the stability,expiration date and activity of drugs under temperature change.
temperature cycle testing and thermal shock testing of new energy products such as lithium batteries and solar cells to evaluate their performance and life under different temperature environments.
High precision temperature sensor, the temperature control accuracy can reach ±0.5°C.Thermal chambers can cover an ultra-wide temperature range from -70°C to 150°C.
The specimen in thermal shock chamber undergoes from +220°C to -75°C within 3 seconds, and the thermal cycle chamber can also complete the wide temperature cycle within minutes, greatly shortening the test cycle.
built-in high-precision data acquisition instrument, real-time record temperature, time, to ensure the consistency of each test,easy to comparative analysis and verification test.
With over temperature protection, overload protection, leakage protection, short circuit protection and other safety measures to ensure the safety.
Various sizes and models meet the needs of different sizes and quantities of samples.Thermal chambers can be customized such as additional humidity function, altering temperature change rate.
Microcomputer control system to achieve test automation, set the temperature cycle number, rising and cooling rate and other parameters in the operation interface, test can be automatically completed.
a. Electronic and electrical field
IPC standard: There are requirements for the maximum temperature of the PCB temperature cycle, which should be lower than the glass transfer point temperature (Tg) value of the PCB board 25℃; The temperature variability of PCBA should reach 15℃/min.
AECQ-104 standard: According to this standard, TC3(40 ° C ←→+125 ° C) or TC4(-55 ° C ←→+125 ° C) is used to meet the use environment of the engine room of the car.
JDEC 51 standard: Its 11 standards specifically address thermal measurement of electronic component packages under different environmental conditions.
b. Battery field
UL 1642: Specifies the temperature cycle test conditions for lithium batteries, such as 70 ° C to 20 ° C to -40 ° C (30min conversion).
IEC 62133: There are clear requirements for temperature cycle testing of batteries, such as 75 ° C to 20 ° C to -20 ° C (30min conversion).
SAE J2464: Specifies thermal shock test conditions for batteries, such as 70 ° C to -40 ° C (15min conversion).
c. Aerospace field
MIL-STD-1540: Specifies the thermal cycle, thermal shock and other related test requirements for aerospace components.
MIL-STD-750: The test methods and conditions for temperature cycling, thermal shock, etc. of semiconductor devices are regulated.
EIA-364-32: Specifies the thermal shock test requirements for components such as electronic connectors.
d. Photovoltaic field
IEC 61215: Solar cells are required to undergo thermal cycling tests, etc., to confirm that they can withstand the effects of high temperatures and humidity and subsequent sub-zero temperatures, etc.
IEC 61646: regulates the testing of thin-film solar cells, including thermal cycling, to ensure product quality and reliability.
IEC 62108: Specifies the thermal cycle and other test requirements for concentrating solar cells.
1. Thermal chambers accurately control temperature change, can simulate different high and low temperature environment, used to test the performance of products under various temperature conditions.
2. By simulating the temperature cycle or temperature shock environment that the product may encounter in actual use to help evaluate the reliability and stability of the product.
3. Through rapid temperature change, thermal chambers can accelerate the aging process of products, such as material performance decline, component damage, etc.
4. Thermal chambers can apply thermal stress caused by rapid temperature changes to the product, in order to test the mechanical structure and material strength of the product.
1. Temperature range and change rate customization: Different temperature ranges can be customized according to the requirements of the test sample. Temperature change rates, ranging from a few degrees to tens of degrees per minute.
workroom size
2. Size customization: To accommodate samples of different sizes, its internal workroom dimensions can be customized. As small as a small chamber that can hold a microchip, as large as a large space that can hold large car parts.
3. Humidity function customization: Customize a specific humidity range, such as 20%-90% RH, to simulate a variety of humid environments.
4. Sample holder customization: Special sample holders can be customized according to the shape and size of the sample to ensure that the sample can be evenly heated or cooled during the test.
Xi’an LIB Industry stands out as a distinctive brand among professional environmental chamber manufacturers. It holds a leading position in the market regarding production, design, and sales. LIB is dedicated to offering suitable environmental chambers and customized solutions to meet your specific demands. Both standard and custom models are at your disposal.
Production is arranged in line with the precisely designed parameters. Upon completion of the test chamber, a series of comprehensive tests are carried out, including performance testing, functional inspection, commissioning test, and calibration. Detailed reports are generated for each step to ensure the highest quality standards.
LIB’s proficient transportation team manages international shipping, and our well-established transportation network enables door-to-door services. Additionally, LIB will dispatch professional engineers to offer on-site installation and training services.
