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1. Use temperature above -70℃). 2. Prevent the external low temperature from affecting the...

1. Use temperature below 300℃. 2. Heat insulation coefficient: 0.030W/M2K-0.040W/M2K&...

1. The service temperature is 300-900 ℃. 2. Heat insulation coefficient: 0.030W/...

1. The service temperature is above 900 ℃. 2. Heat insulation coefficient...