Place of origin beijing, china (mainland) Brand name: cryogenic Model number: dc-380 Type : industry freezer Working temperature: +200¡ãc to -196¡ãc Medium: gas liquid nitrogen Inside demension: 900*650*650mm Load capacity: 750kg Dc-380 is designed for treating the metal parts after quenching, creating an environment of ultra low temperature, making the metal parts get better mechanical performance: Improve the hardness 1 to 2 degree The wear resistance will be enhanced Improve the service life about 4 times. Wooden box.