Ultra-low temperature refrigerators are generally not used in our daily life. Nowadays, the refrigerator we use every day is not an ultra-low temperature refrigerator, so most of our friends don't know it. So what is a cryogenic refrigerator? How to use ultra-low temperature refrigerator? The following decoration home decoration network Xiaobian will give you an answer one by one for your reference. What is an ultra-low temperature refrigerator? Ultra-low temperature refrigerators, also known as ultra-low temperature freezer, ultra-low temperature storage box, as the name suggests is a freezer or storage box with ultra-low temperature settings. According to the classification, it can be divided into the preservation of applicable tuna, the low temperature test of electronic devices and special materials, and the preservation of plasma, biological materials, vaccines, reagents, biological products, chemical reagents, strains, biological samples, etc. How to use ultra-low temperature refrigerator? 1. The newly purchased product must be placed in the freezer for at least 24 hours before being used. 2, empty boxes do not put items, power on, staged the refrigerator first to cool down to -40 degrees, after normal start and stop, then drop to -60 degrees, after normal opening and closing 8 hours, then adjust to -80 degrees, observe the freezer has Normally start and stop for more than 24 hours. Prove that the performance of the freezer is normal. 3. After confirming that the freezer is normal according to operation 2, you can store the items in the freezer. In principle, items of -60 degrees should be stored, no more than 1/3 of the box capacity. If the temperature of the stored items is higher than -60 degrees, the temperature of the freezer should be set at about 3 degrees higher than the temperature of the stored items (ie, if the temperature of the items is 20 degrees, the temperature of the low temperature cabinet is set at 23 degrees) to ensure the freezer. Stopped and has a normal start and stop for more than 8 hours. 4. Therefore, the cryogenic storage boxes are all storage equipment. It is strictly forbidden to put too many items that are relatively too hot at one time, which will cause the compressor to stop for a long time, the temperature does not drop and the compressor is easily burned. Items must be placed in batches and cooled down to the desired temperature. The above is what Xiaobian brought to you is a cryogenic refrigerator? How to use ultra-low temperature refrigerator? I believe that everyone has a basic understanding of ultra-low temperature refrigerators after reading this article. If you want to know more about decoration consultation, please click to enter the decoration knowledge channel. More related wonderful reading: What is the role of the refrigerator seal? What if the refrigerator seal is not strict? What are the advantages and disadvantages of opening a refrigerator? Door refrigerator size standard What are the common types of refrigerators? How to choose a home refrigerator? What is the size of a two-door refrigerator? Common double door refrigerator size How to choose a refrigerator? What kind of refrigerator is better? Manicure Set,Manicure Tools Suit,Manicure Pedicure Set,Nail Tools Yangjiang Etina Houseware Co., Ltd. , https://www.jmstjsrobot.com
