Cryogenic treatment equipment can be used in the cryogenic modification of metal materials, pulverized metallurgical products, cutting tools, measuring tools, molds, mechanical parts, medical materials, etc. It can also be used in the fields of genetic and biological engineering, medicine, food processing, plant breeding, aerospace, animal husbandry and so on. Improvement of service life of high speed steel and carbide cutting tools, cutting tools and measuring tools; Mouth, spring, gear, bearing wear resistance and service life improvement; Service life and dimension stability of hot and cold abrasive tools; Performance improvement of diamond products; Precision machinery assembly parts size stability;