R744制冷剂

Introductions

Refrigerant R22,other names R-22、Freon 22、HCFC-22、Chlorodifluoromethane,Commercial name Freon 22、Genetron 22 ,Chlorodifuoromethane,Chemical Formula CHClF2.

R 22 is an HCFC refrigerant used for residential and commercial air conditioning and for medium- and low-temperature commercial refrigeration applications, including: food service, supermarket display cases, food storage and processing, and transport refrigeration systems.

Applications

  • Residential and Commercial A/C
  • Medium- and low-temperature commercial refrigeration:
    • food service
    • supermarket display cases
    • food storage and processing
    • ice machines
    • some transport

Handling & Storage

R22 refrigerant cylinder is a pressurized container, which should be stored away from fire, heat source, avoid direct sunshine, and usually stored in a cool, dry and ventilated warehouse. When handling, it should be lightly loaded and unloaded to prevent damage to cylinders and valve accessories.

Lubricant Recommendation

AB or MO

分子式CHClF2
分子量86.468
沸点(1atm/℃)-40.81
临界温度(℃)96.145
临界压力(Mpa)4.99
临界密度(g/cm3)0.5238
破坏臭氧潜能值(ODP)0.034
全球变暖潜能值(GWP,100 yr)1700
ASHRAE安全级别A1(无毒不可燃)

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R744制冷剂

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====物理性质====

纯净物分子式CO2
分子量44.0098
沸点(1atm/℃)-78.4
临界温度(℃)30.9782
临界压力(Mpa) 7.3773
临界密度(g/cm3)0.4676
破坏臭氧潜能值(ODP)
全球变暖潜能值(GWP,100 yr)
ASHRAE安全级别

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