化学名：四氟乙烷 分子式：ch2fcf3 分子量：102.03
chemical name: tetrafluoroethane formula: ch2fcf3 molecular weight: 102.03
沸点：-26.26℃ 凝固点：-96.6℃ 临界温度：101.1℃
boiling point: -26.26 ° c freezing point: -96.6 ° c critical temperature: 101.1 ° c
临界压力：4067kpa 饱和液体密度：25℃ 1.207g/cm 3
critical pressure: 4067kpa saturated liquid density: 25 ° c 1.207g/cm 3
液体比热：25℃ 1.51kj/(kg.℃) 溶解度:(水中 25℃):0.15%
specific heat of liquid: 25 ℃ 1.51kj / (kg. ℃) solubility: 0.15%
临界密度:0.512/cm3 破坏臭氧潜能值(odp):0
the critical density: 0.512/cm3 ozone-destroying potential (odp): 0
全球变暖系数值(gwp):0.29 沸点下蒸发潜能:215kj/kg
global warming (gwp): 0.29 vaporization heat under bp: 215kj/kg
质量指标:纯度v≧99.9% 水分ppm≦ 0.00001
water quality indicators: purity v ≧ 99.9% the ppm ≦ 0.00001
蒸发残留物ppm≦0.01
residue on evaporation the ppm ≦ 0.01
r134a的毒性非常低,在空气中不可燃,安全类别为a1,是很安全的制冷剂.
r134a is a very low toxicity, non-combustible in air safety category a1, it is very safe refrigerant.
r134a是目前国际公认的替代cfc-12的主要制冷工质之一,常用于车用空调,商业和工业用制冷系统,以及作为发泡剂用于硬塑料保温材料生产,
r134a is an internationally recognized alternative to cfc-12 refrigerant one, commonly used in cars with air conditioning, commercial and industrial refrigeration systems, as well as a blowing agent for the production of hard plastic insulation materials,
也可以用来配置其他混合制冷剂.如r404a和r407c等.
can also be used to configure other mixed refrigerants such as r404a and r407c.
上海贝伦冷气技术有限公司
方国春
18967475885
中国