Refrigerant, cleaning solvent. Blowing agent for making Rigid Polyurethane Foam. non-ODS, low GWP. replacement of CFC, HCFC. HFC- ... risk, low toxicity. It can be widely used in polyurethane foam, cleaning agents, refrigerants.The advantages of application of foaming ... perfect property, HFC-245fa is fit for the usage of insulation materials, such as polyurethane foam in refrigerator. It's also used ...