The following are the ten questions that must be considered when performing high and low temperature impact tests in small series, for your reference only.
Question 1: How is the residence time of the high and low temperature impact test determined?
Note: There is a so-called dwell time during the impact process. How does the dwell time of the product to be tested depend on the quantity of the product to be tested or the material of the product to be tested?
Question 2: Why do some shocks have to be normal?
Explanation: Why do some impacts have to be normal temperature, and some impacts do not need to be normal temperature, what effect does the impact test after normal temperature have on the product?
Question 3: How to calculate the estimated life of the product through the high and low temperature impact test chamber?
Description: Can the high and low temperature impact test chamber be used to calculate the possible service life of the product?
Question 4: Does the impact temperature need to be OVER or lower than the set value?
Note: During the impact process, should the impact temperature be higher than the set value or lower than the set value?
Question 5: Problems in the test: What are the main points of holding the test item?
Explanation: To take the test object into the high and low temperature impact test box, it is correct to take it.
Question 6: Can the oven and freezer be used to replace the high and low temperature impact test chamber for testing?
Note: If you are not enough money to buy a high and low temperature impact test chamber, you can use the oven and freezer to replace the test chamber by manual handling.
Question 7: What if I want to shorten the test time?
Note: If there is a way to shorten the test time when performing the high temperature and high humidity test or the impact test, let the test result be the same.
Question 8: Do you first rush high temperature or low temperature first?
Note: In the high and low temperature impact test, it is necessary to first rush high temperature or first to cry low temperature, if the specification does not require it, then how to decide?
Question 9: Is the temperature change rate of the high and low temperature impact test as fast as possible?
Explanation: Whether the temperature change rate in the high and low temperature impact test is as fast as possible, and the temperature change rate has no effect on the test result. What kind of temperature change rate is the good impact temperature change rate?
Question 10: How long does it take to wipe the inner chamber of the test chamber?
Description: How long does it take to wipe the inner wall of the test chamber? Is it annual or quarterly or weekly? If not, what will happen?
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