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Hot-Cold Shock Test

Operation Steps:

1. Turn on the oven power switch and heat to 230℃ for constant temperature.

2. Put the glass lid into the oven for 60 min.

3. Put the glass lid out of oven and throw it into the water (temperature 20℃±5℃).

4. Check the glass lid broken or not. No broken is qualified.

Cold-Hot shock Test

Operation Steps:

1. Prepare the glass lid; turn on the refrigerator power switch and adjust to 0℃±2℃.

2. Put the glass lid into the refrigerator (No overlapping)and close the door for 30 min.

3. Put water into the bucket to 2/3 of the total capacity and heat the water to 100℃.

4. Take the glass lid out of the refrigerator and put it into the 98℃±2℃ water bucket quickly.

5. Check the glass lid broken or not. No broken is qualified.

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  • Address:South of Xidu Village, middle section of Weisan Road, Economic Development Zone, Shahe City, Xingtai, Hebei Province, China 054100
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