Technical Features1. The external material is SECC steel plate, which is baked with powder paint after antirust, and the inside is sus stainless steel;
2. The operation procedure is simple and the temperature uniformity is good;
3. The vacuum degree of inner box can reach 1pA;
4. The suction valve and inlet valve are ball valves, which are easy to use and highly airtight;
5. Silica gel sealing, good sealing performance;
6. The circulation mode is thermal radiation and natural convection.